{"id":114357,"date":"2026-10-09T04:40:44","date_gmt":"2026-10-08T20:40:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/114357.html"},"modified":"2026-10-09T04:40:44","modified_gmt":"2026-10-08T20:40:44","slug":"cve-2026-28318%e6%b7%b1%e5%ba%a6%e5%89%96%e6%9e%90%ef%bc%9asolarwinds-serv-u%e5%9c%a8%e9%87%8edos%e9%ab%98%e5%8d%b1%e6%bc%8f%e6%b4%9e%ef%bc%8c12000%e5%85%ac%e7%bd%91%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/114357.html","title":{"rendered":"CVE-2026-28318\u6df1\u5ea6\u5256\u6790\uff1aSolarWinds Serv-U\u5728\u91ceDoS\u9ad8\u5371\u6f0f\u6d1e\uff0c12000+\u516c\u7f51\u670d\u52a1\u5668\u9762\u4e34\u6279\u91cf\u5b95\u673a\u98ce\u9669"},"content":{"rendered":"

\u524d\u8a00<\/h2>\n

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\u4ece\u6f0f\u6d1e\u5c5e\u6027\u6765\u770b，CVE-2026-28318\u4e3a\u5178\u578bCWE-400\u4e0d\u53d7\u63a7\u8d44\u6e90\u6d88\u8017\u578bDoS\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e，\u5728\u5168\u7403\u6f0f\u6d1e\u6536\u5f55\u4e0e\u76d1\u7ba1\u4f53\u7cfb\u4e2d\u5177\u5907\u6781\u5f3a\u7279\u6b8a\u6027：\u7eb5\u89c2\u8fd1\u5341\u5e74CISA KEV\u6536\u5f55\u5386\u53f2，KEV\u76ee\u5f55\u8d8592%\u6536\u5f55\u6761\u76ee\u5747\u4e3aRCE\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u3001\u672c\u5730\u6743\u9650\u63d0\u5347\u3001\u8fdc\u7a0b\u547d\u4ee4\u6ce8\u5165\u3001\u4f9b\u5e94\u94fe\u540e\u95e8\u7c7b\u9ad8\u5371\u6f0f\u6d1e，\u7eafDoS\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u88abCISA\u5f3a\u5236\u7eb3\u5165KEV\u7ba1\u63a7\u6848\u4f8b\u4e0d\u8db33%，\u672c\u6b21\u7834\u4f8b\u6536\u5f55\u4ece\u5b98\u65b9\u5c42\u9762\u4f50\u8bc1：CVE-2026-28318\u91ce\u5916\u81ea\u52a8\u5316\u653b\u51fb\u7a0b\u5e8f\u5df2\u5927\u89c4\u6a21\u843d\u5730，\u9ed1\u5ba2\u7ec4\u7ec7\u4f9d\u6258\u81ea\u52a8\u5316\u626b\u63cf\u5668\u5168\u7f51\u6279\u91cf\u63a2\u6d4b\u516c\u7f51\u66b4\u9732\u8d44\u4ea7，\u653b\u51fb\u8303\u56f4\u5df2\u7ecf\u6df1\u5165\u80fd\u6e90\u3001\u653f\u52a1\u3001\u8f68\u9053\u4ea4\u901a\u3001\u8de8\u5883\u7269\u6d41\u3001\u533b\u7597\u3001\u519b\u5de5\u914d\u5957\u7b49\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u4ea7\u4e1a\u94fe，\u6279\u91cf\u5b95\u673a\u5b89\u5168\u4e8b\u6545\u5728\u6b27\u7f8e\u3001\u4e9a\u592a\u591a\u5730\u9646\u7eed\u4e0a\u62a5\u5b89\u5168\u5382\u5546\u4e0eCISA\u5e94\u6025\u54cd\u5e94\u4e2d\u5fc3\u3002<\/p>\n

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\u672c\u7bc7\u4e13\u680f\u4ece\u4e8b\u4ef6\u5168\u65f6\u95f4\u7ebf\u6eaf\u6e90\u3001\u6f0f\u6d1e\u5e95\u5c42\u539f\u7406\u62c6\u89e3\u3001zlib\u538b\u7f29\u70b8\u5f39\u6280\u672f\u6df1\u6316\u3001CWE-400\u6f0f\u6d1e\u6210\u56e0\u5206\u7c7b\u3001\u5b98\u65b9\u8865\u4e01\u6df1\u5c42\u9690\u60a3\u5256\u6790\u30012021\u4f9b\u5e94\u94fe\u6f0f\u6d1e\u6a2a\u5411\u5bf9\u6807\u3001\u5168\u7403\u5728\u91ce\u653b\u51fb\u60c5\u62a5\u6eaf\u6e90\u3001\u516c\u7f51\u8d44\u4ea7\u98ce\u9669\u6d4b\u7ed8\u6570\u636e\u5206\u6790\u3001\u5206\u5c42\u7ea7\u5e94\u6025\u52a0\u56fa\u65b9\u6848\u3001WAF\u8fb9\u754c\u9632\u62a4\u843d\u5730\u7ec6\u5219\u3001\u4f01\u4e1a\u5e38\u6001\u5316\u6f0f\u6d1e\u8fd0\u8425\u4f53\u7cfb\u642d\u5efa\u3001\u524d\u77bb\u5b89\u5168\u98ce\u9669\u9884\u5224\u5341\u4e8c\u4e2a\u6838\u5fc3\u7ef4\u5ea6，\u5b8c\u6210CVE-2026-28318\u4e07\u5b57\u5168\u7ef4\u5ea6\u6df1\u5ea6\u62c6\u89e3，\u5185\u5bb9\u517c\u987e\u4e00\u7ebf\u8fd0\u7ef4\u5de5\u7a0b\u5e08\u843d\u5730\u5b9e\u64cd\u3001\u5b89\u5168\u7814\u7a76\u5458\u6f0f\u6d1e\u6df1\u6316\u3001\u4f01\u4e1a\u5b89\u5168\u8d1f\u8d23\u4eba\u98ce\u63a7\u51b3\u7b56\u4e09\u7c7b\u8bfb\u8005\u9700\u6c42，\u517c\u987e\u6280\u672f\u6df1\u5ea6\u4e0e\u843d\u5730\u5b9e\u7528\u6027，\u540c\u65f6\u57fa\u4e8e\u73b0\u6709\u8865\u4e01\u7f3a\u9677\u505a\u524d\u77bb\u6027\u98ce\u9669\u63a8\u6f14，\u9884\u5224\u6f0f\u6d1e\u540e\u7eed\u884d\u751f\u53d8\u79cd\u653b\u51fb\u3001\u8865\u4e01\u7ed5\u8fc7\u653b\u51fb\u8def\u7ebf\u3002<\/p>\n

\n

\u7b2c\u4e00\u7ae0 \u4e8b\u4ef6\u5168\u7ef4\u5ea6\u6eaf\u6e90：\u5382\u5546\u53d1\u5e03\u8865\u4e01\u2192CISA\u7d27\u6025\u5165KEV\u5168\u94fe\u8def\u4e8b\u4ef6\u590d\u76d8<\/h3>\n

1.1 \u6f0f\u6d1e\u62ab\u9732\u5b8c\u6574\u65f6\u95f4\u7ebf\u4e0e\u591a\u65b9\u6743\u5a01\u4fe1\u6e90\u6821\u9a8c<\/h4>\n

\u672c\u6b21CVE-2026-28318\u6f0f\u6d1e\u76f8\u5173\u4fe1\u606f\u7531CISA\u5b98\u65b9\u5b89\u5168\u516c\u544a\u3001BleepingComputer\u5168\u7403\u5b89\u5168\u8d44\u8baf\u5e73\u53f0\u3001EUVD\u6b27\u6d32\u6f0f\u6d1e\u6570\u636e\u5e93\u3001SolarWinds\u5b98\u65b9\u5b89\u5168\u516c\u544a\u3001FOFA\u8d44\u4ea7\u7814\u7a76\u9662\u4e94\u65b9\u6743\u5a01\u6570\u636e\u6e90\u4ea4\u53c9\u6838\u9a8c，\u5168\u90e8\u516c\u5f00\u60c5\u62a5\u5177\u5907\u53ef\u6eaf\u6e90\u3001\u53ef\u590d\u73b0\u3001\u53ef\u9a8c\u8bc1\u7279\u6027，\u5b8c\u6574\u65f6\u95f4\u7ebf\u6309\u7167\u81ea\u7136\u65f6\u95f4\u6392\u5e8f\u5982\u4e0b：<\/p>\n

  • \u524d\u7f6e\u6f5c\u4f0f\u9636\u6bb5（2026.5\u4e2d\u4e0b\u65ec）：\u5730\u4e0b\u9ed1\u5ba2\u7ec4\u7ec7\u533f\u540d\u62ab\u9732Serv-U\u5b58\u5728zlib\u7578\u5f62\u538b\u7f29\u62a5\u6587\u89e6\u53d1DoS\u7684\u6f0f\u6d1ePOC\u539f\u578b，\u5c0f\u8303\u56f4\u5728\u6697\u7f51\u5b89\u5168\u793e\u7fa4\u6d41\u901a，\u90e8\u5206\u9ed1\u4ea7\u626b\u63cf\u5668\u96c6\u6210\u7b80\u6613\u63a2\u6d4b\u89c4\u5219，\u96f6\u661f\u51fa\u73b0\u5c0f\u4f17\u4f01\u4e1a\u975e\u516c\u5f00\u5b95\u673a\u4e8b\u4ef6，\u672a\u5f62\u6210\u89c4\u6a21\u5316\u5b89\u5168\u8206\u60c5；<\/li>\n
  • \u5382\u5546\u5185\u90e8\u6f0f\u6d1e\u786e\u8ba4（2026.5.28~6.3）：SolarWinds\u5b89\u5168\u7814\u53d1\u56e2\u961f\u6536\u5230\u767d\u5e3d\u5b50\u5b89\u5168\u7814\u7a76\u5458\u6f0f\u6d1e\u63d0\u4ea4\u62a5\u544a，\u5185\u90e8\u590d\u73b0\u6f0f\u6d1e\u6210\u529f，\u542f\u52a8\u7d27\u6025\u70ed\u8865\u4e01\u5f00\u53d1\u6d41\u7a0b，\u540c\u6b65\u5185\u90e8\u68b3\u7406\u53d7\u5f71\u54cd\u5168\u7248\u672c\u6e05\u5355；<\/li>\n
  • \u5b98\u65b9\u8865\u4e01\u6b63\u5f0f\u53d1\u5e03（2026.6.4）：SolarWinds\u5728\u4ea7\u54c1\u5b89\u5168\u516c\u544a\u4e13\u680f\u6b63\u5f0f\u5bf9\u5916\u53d1\u5e03\u300aServ-U FTP Server Hotfix 1 for version 15.5.4\u300b\u5b89\u5168\u901a\u544a，\u660e\u786e\u62ab\u9732CVE-2026-28318\u6f0f\u6d1e\u7f16\u53f7\u3001\u53d7\u5f71\u54cd\u4ea7\u54c1\u7248\u672c\u3001\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd\u3001\u6b63\u5f0f\u8865\u4e01\u5305\u4e0b\u8f7d\u5730\u5740，\u4ec5\u8bf4\u660e\u6f0f\u6d1e\u4e3a\u7578\u5f62HTTP\u538b\u7f29\u8bf7\u6c42\u5f15\u53d1\u670d\u52a1\u5f02\u5e38\u5d29\u6e83，\u672a\u6df1\u5ea6\u62ab\u9732\u5e95\u5c42zlib\u89e3\u7801\u5668\u7f3a\u9677\u4e0e\u8865\u4e01\u4fee\u8865\u903b\u8f91\u7ec6\u8282；<\/li>\n
  • CISA\u7d27\u6025\u6536\u5f55KEV（2026.6.5）：\u7f8e\u56fdCISA\u5b89\u5168\u8fd0\u8425\u4e2d\u5fc3\u5168\u5929\u52a0\u6025\u7814\u5224\u6f0f\u6d1e\u5728\u91ce\u6001\u52bf，\u786e\u8ba4\u91ce\u5916POC\u5df2\u7ecf\u5f00\u6e90\u6269\u6563\u3001\u81ea\u52a8\u5316\u6279\u91cf\u653b\u51fb\u811a\u672c\u5927\u8303\u56f4\u4f20\u64ad，\u5f53\u65e5\u66f4\u65b0KEV\u6f0f\u6d1e\u76ee\u5f55，\u65b0\u589eCVE-2026-28318\u6761\u76ee，\u540c\u6b65\u53d1\u5e03\u8054\u90a6\u673a\u6784\u5f3a\u5236\u5408\u89c4\u8981\u6c42：2026\u5e746\u670819\u65e5\u4e3a\u6700\u7ec8\u8865\u4e01\u622a\u6b62\u65e5\u671f，\u6240\u6709\u8054\u90a6\u8fd0\u7ef4\u8d44\u4ea7\u5fc5\u987b\u5b8c\u6210\u5347\u7ea7\u6216\u4e34\u65f6\u9632\u62a4；<\/li>\n
  • \u6f0f\u6d1e\u60c5\u62a5\u5168\u7f51\u6269\u6563（2026.6.5~6.6）：BleepingComputer\u9996\u53d1\u4e13\u9898\u5b89\u5168\u62a5\u9053，EUVD\u540c\u6b65\u5f55\u5165\u6b27\u6d32\u9ad8\u5371\u6f0f\u6d1e\u9884\u8b66\u6e05\u5355，\u56fd\u5185\u5b89\u5168\u5382\u5546\u5947\u5b89\u4fe1\u3001\u542f\u660e\u661f\u8fb0\u3001\u6df1\u4fe1\u670d\u3001\u7eff\u76df\u540c\u6b65\u53d1\u5e03\u884c\u4e1a\u6f0f\u6d1e\u9884\u8b66，FOFA\u3001Shodan\u66f4\u65b0Serv-U\u9ad8\u5371\u7248\u672c\u8d44\u4ea7\u7b5b\u9009\u89c4\u5219，\u5168\u7f51\u5b89\u5168\u5708\u5b8c\u6210\u6f0f\u6d1e\u60c5\u62a5\u666e\u53ca；<\/li>\n
  • \u89c4\u6a21\u5316\u626b\u63cf\u7206\u53d1\u671f（\u9884\u52246.7\u4e4b\u540e）：\u9ed1\u4ea7\u3001\u50f5\u5c38\u7f51\u7edc\u8fd0\u8425\u7ec4\u7ec7\u5168\u9762\u5b8c\u5584\u81ea\u52a8\u5316\u626b\u63cf+\u6279\u91cfDoS\u5de5\u5177，\u9488\u5bf9\u5168\u7403\u516c\u7f5112000+\u9ad8\u5371\u8d44\u4ea7\u5f00\u5c55\u8f6e\u8be2\u5f0f\u6253\u51fb，\u65e0\u9632\u62a4\u4f01\u4e1a\u9646\u7eed\u51fa\u73b0FTP\/SFTP\u4e1a\u52a1\u5927\u9762\u79ef\u762b\u75ea\u6545\u969c\u3002<\/li>\n

    1.2 KEV\u6536\u5f55\u89c4\u5219\u79d1\u666e：\u4e3a\u4ec0\u4e48DoS\u6f0f\u6d1e\u7834\u4f8b\u8fdb\u5165CISA\u5f3a\u5236\u7ba1\u63a7\u76ee\u5f55<\/h4>\n

    CISA KEV\u76ee\u5f55\u662f\u7f8e\u56fd\u9762\u5411\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u5b89\u5168\u7ba1\u63a7\u7684\u6838\u5fc3\u843d\u5730\u5de5\u5177，\u6574\u5957\u6536\u5f55\u89c4\u5219\u7531\u7f8e\u56fd\u56fd\u4f1a\u7f51\u7edc\u5b89\u5168\u6cd5\u6848\u80cc\u4e66，\u6838\u5fc3\u76ee\u7684\u662f\u5f3a\u5236\u7f8e\u56fd\u8054\u90a6\u3001\u5dde\u5c5e\u673a\u6784\u3001\u5173\u952e\u57fa\u5efa\u4f01\u4e1a\u4f18\u5148\u5904\u7f6e\u5df2\u7ecf\u5728\u91ce\u5916\u88ab\u9ed1\u5ba2\u5229\u7528\u7684\u9ad8\u5371\u6f0f\u6d1e，\u5e38\u89c4\u6536\u5f55\u51c6\u5165\u5206\u4e3a\u786c\u6027\u89c4\u5219\u4e0e\u7279\u6b8a\u8865\u5145\u89c4\u5219：<\/p>\n

  • \u5e38\u89c4\u786c\u6027\u6536\u5f55\u89c4\u5219（97%\u5b58\u91cfKEV\u6f0f\u6d1e\u9002\u7528）
    \n\u6ee1\u8db3\u4ee5\u4e0b\u4efb\u610f\u4e00\u6761\u5373\u53ef\u8fdb\u5165KEV：\u2460\u5b58\u5728\u53ef\u65e0\u8ba4\u8bc1\u8fdc\u7a0b\u4ee3\u7801\u6267\u884cRCE；\u2461\u8fdc\u7a0b\/\u672c\u5730\u6743\u9650\u63d0\u5347\u81f3\u7ba1\u7406\u5458\u6743\u9650；\u2462\u8fdc\u7a0b\u6ce8\u5165\u547d\u4ee4\u5b9e\u73b0\u670d\u52a1\u5668\u63a5\u7ba1；\u2463\u4f9b\u5e94\u94fe\u6295\u6bd2\u9884\u57cb\u540e\u95e8\u3001\u6076\u610f\u7ec4\u4ef6；\u2464\u8d8a\u6743\u8bbf\u95ee\u83b7\u53d6\u6838\u5fc3\u654f\u611f\u6570\u636e\u3002\u4e0a\u8ff0\u6f0f\u6d1e\u53ef\u76f4\u63a5\u5bfc\u81f4\u670d\u52a1\u5668\u88ab\u653b\u51fb\u8005\u5b8c\u5168\u63a7\u5236\u3001\u5185\u7f51\u6a2a\u5411\u5165\u4fb5\u3001\u6d89\u5bc6\u6570\u636e\u6cc4\u9732，\u662fCISA\u91cd\u70b9\u7ba1\u63a7\u8303\u7574\u3002<\/li>\n
  • \u7279\u6b8a\u8865\u5145\u6536\u5f55\u89c4\u5219（\u672c\u6b21CVE-2026-28318\u9002\u7528）
    \n\u4ec5\u5f53\u6ee1\u8db3\u89c4\u6a21\u5316\u5728\u91ce\u81ea\u52a8\u5316\u653b\u51fb+\u51b2\u51fb\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u8fde\u7eed\u8fd0\u8f6c\u53cc\u91cd\u6761\u4ef6，\u7eafDoS\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u624d\u53ef\u4ee5\u7834\u4f8b\u5f55\u5165KEV\u3002CISA\u5e94\u6025\u56e2\u961f\u57286\u67084\u65e55\u65e5\u4e24\u5929\u5185\u76d1\u6d4b\u5230：\u5317\u7f8e\u7535\u529b\u914d\u5957\u670d\u52a1\u5546\u3001\u5dde\u7ea7\u653f\u52a1\u6587\u4ef6\u4f20\u8f93\u5e73\u53f0\u3001\u8de8\u5883\u6e2f\u53e3\u4ed3\u50a8\u7cfb\u7edf\u63a5\u8fde\u51fa\u73b0\u6570\u5341\u8d77\u56e0CVE-2026-28318\u6f0f\u6d1e\u88ab\u653b\u51fb\u5f15\u53d1\u7684\u4e1a\u52a1\u505c\u6446\u4e8b\u6545，\u5355\u6279\u6b21\u653b\u51fb\u53ef\u57283<\/sub>5\u5206\u949f\u762b\u75ea\u4e00\u6574\u4e2a\u56ed\u533a\u5168\u91cfServ-U\u6587\u4ef6\u4f20\u8f93\u96c6\u7fa4，\u5df2\u7ecf\u5f71\u54cd\u6c11\u751f\u4e0e\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u7a33\u5b9a\u8fd0\u884c，\u56e0\u6b64\u7834\u4f8b\u542f\u7528\u7279\u6b8a\u6536\u5f55\u6761\u6b3e\u3002<\/li>\n

    \u4ece\u8fd1\u4e94\u5e74KEV\u5386\u53f2\u6570\u636e\u7edf\u8ba1：2021-2025\u4e94\u5e74\u95f4CISA\u603b\u8ba1\u6536\u5f55327\u6761KEV\u6f0f\u6d1e，\u5176\u4e2d\u4ec58\u6761\u4e3aDoS\u7c7b\u6f0f\u6d1e，\u5360\u6bd4\u4ec52.44%，\u5168\u90e8\u662f\u53ef\u9020\u6210\u56fd\u5bb6\u7ea7\u57fa\u7840\u8bbe\u65bd\u5927\u9762\u79ef\u762b\u75ea\u7684\u9ad8\u5371\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e，\u4fa7\u9762\u5370\u8bc1\u672c\u6b21CVE-2026-28318\u5a01\u80c1\u7b49\u7ea7\u8fdc\u8d85\u5e38\u89c4\u5e94\u7528\u5c42DoS\u6f0f\u6d1e\u3002<\/p>\n

    1.3 \u53d7\u5f71\u54cdServ-U\u5168\u4ea7\u54c1\u7248\u672c\u6e05\u5355\u68b3\u7406<\/h4>\n

    SolarWinds\u5b98\u65b9\u516c\u544a\u62ab\u9732+\u5b89\u5168\u7814\u7a76\u5458\u5b9e\u6d4b\u590d\u73b0\u4ea4\u53c9\u9a8c\u8bc1，CVE-2026-28318\u5168\u53d7\u5f71\u54cd\u7248\u672c\u5212\u5206\u4e3a\u4e09\u5927\u7c7b：<\/p>\n

  • \u9ad8\u5371\u5168\u6f0f\u6d1e\u7248\u672c：Serv-U 15.0 ~ Serv-U 15.5.4（\u6b63\u5f0f\u539f\u7248，\u672a\u5b89\u88c5Hotfix1\u70ed\u8865\u4e01），\u5168\u7248\u672c\u539f\u751f\u643a\u5e26zlib\u89e3\u7801\u8def\u5f84\u6f0f\u6d1e，\u65e0\u4efb\u4f55\u5185\u7f6e\u9632\u62a4，\u653b\u51fb\u8005\u53ef\u76f4\u63a5\u53d1\u9001\u6076\u610fPOST\u62a5\u6587\u5b9e\u73b0\u8fdc\u7a0b\u5b95\u673a；<\/li>\n
  • \u8001\u65e7\u751f\u547d\u5468\u671f\u7ec8\u6b62\u7248\u672c：Serv-U 14.x\u300113.x\u5168\u7cfb\u5217\u505c\u4ea7\u7248\u672c，\u5382\u5546\u4e0d\u518d\u63d0\u4f9b\u5b98\u65b9\u8865\u4e01\u652f\u6301，\u6b64\u7c7b\u5b58\u91cf\u8bbe\u5907\u662f\u9ed1\u5ba2\u91cd\u70b9\u6253\u51fb\u76ee\u6807，\u53ea\u80fd\u4f9d\u9760WAF\u8fb9\u754c\u62e6\u622aContent-Encoding\u5934\u5b9e\u73b0\u6c38\u4e45\u515c\u5e95\u9632\u62a4；<\/li>\n
  • \u5b89\u5168\u65e0\u98ce\u9669\u7248\u672c：Serv-U 15.5.4 Hotfix1\u53ca\u540e\u7eed\u8fed\u4ee3\u65b0\u7248\u672c（15.5.5\u300115.6\u5f00\u53d1\u9884\u89c8\u7248），\u5b98\u65b9\u8865\u4e01\u5c01\u5835\u6f0f\u6d1e\u8c03\u7528\u8def\u5f84，\u539f\u751f\u65e0\u6cd5\u89e6\u53d1\u7578\u5f62\u538b\u7f29\u62a5\u6587DoS；<\/li>\n

    \u8865\u5145\u4ea7\u54c1\u5f62\u6001\u8bf4\u660e：\u6f0f\u6d1e\u5f71\u54cd\u5305\u542b\u72ec\u7acb\u90e8\u7f72\u7248Serv-U FTP Server\u3001\u96c6\u6210\u5728SolarWinds Orion\u5957\u88c5\u4e2d\u7684\u5185\u5d4c\u7248Serv-U\u3001\u4e91\u90e8\u7f72SaaS\u7248Serv-U\u4e09\u7c7b\u90e8\u7f72\u5f62\u6001，\u5176\u4e2d\u516c\u6709\u4e91\u5b9e\u4f8b\u5927\u90e8\u5206\u7531\u4e91\u5382\u5546\u7edf\u4e00\u540e\u53f0\u52a0\u56fa，\u4f46\u81ea\u5efa\u79c1\u6709\u90e8\u7f72\u653f\u4f01\u670d\u52a1\u5668\u66b4\u9732\u98ce\u9669\u6700\u9ad8\u3002<\/p>\n

    \u7b2c\u4e8c\u7ae0 CVE-2026-28318\u5e95\u5c42\u6280\u672f\u6df1\u5ea6\u62c6\u89e3：zlib\u89e3\u7801\u7f3a\u9677+CWE-400\u4e0d\u53d7\u63a7\u8d44\u6e90\u6d88\u8017\u539f\u7406<\/h3>\n

    2.1 \u6f0f\u6d1e\u89e6\u53d1\u524d\u7f6e\u6761\u4ef6\u68b3\u7406（\u96f6\u95e8\u69db\u662f\u9ad8\u5371\u6838\u5fc3\u5173\u952e）<\/h4>\n

    \u672c\u6f0f\u6d1e\u6700\u6838\u5fc3\u98ce\u9669\u5728\u4e8e\u96f6\u8eab\u4efd\u8ba4\u8bc1\u3001\u96f6\u6743\u9650\u3001\u96f6\u7279\u6b8a\u73af\u5883\u4f9d\u8d56，\u653b\u51fb\u524d\u7f6e\u6761\u4ef6\u6781\u7b80，\u4e5f\u662f\u9ed1\u4ea7\u5feb\u901f\u6279\u91cf\u5229\u7528\u7684\u57fa\u7840：<\/p>\n

  • \u7f51\u7edc\u53ef\u8fbe：\u653b\u51fb\u8005TCP\u53ef\u8fde\u901a\u76ee\u6807Serv-U\u5bf9\u5916\u5f00\u653e\u7684HTTP\u7ba1\u7406\u7aef\u53e3（\u9ed8\u8ba480\/443，\u81ea\u5b9a\u4e49\u7aef\u53e3\u968f\u673a），FTP\/SFTP\u7aef\u53e3\u4e0d\u53c2\u4e0e\u672c\u6f0f\u6d1e\u89e6\u53d1，\u6f0f\u6d1e\u4f9d\u6258Serv-U\u5185\u7f6eWeb\u7ba1\u7406\u670d\u52a1\u7684HTTP\u89e3\u6790\u6a21\u5757\u89e6\u53d1；<\/li>\n
  • \u8bf7\u6c42\u683c\u5f0f\u7ea6\u675f：\u4ec5\u9700\u8981\u6784\u9020\u6807\u51c6HTTP POST\u8bf7\u6c42，\u5728\u8bf7\u6c42\u5934\u4e2d\u624b\u52a8\u6dfb\u52a0Content-Encoding: deflate\u5b57\u6bb5，\u8bf7\u6c42Body\u586b\u5145\u7cbe\u5fc3\u6784\u9020\u7684zlib\u7578\u5f62\u538b\u7f29\u70b8\u5f39\u8f7d\u8377，\u65e0\u9700Cookie\u3001Session\u3001\u8d26\u53f7\u5bc6\u7801\u3001Token\u4efb\u610f\u9274\u6743\u51ed\u8bc1；<\/li>\n
  • \u65e0\u5ba2\u6237\u7aef\u73af\u5883\u9650\u5236：Python\/Go\/Curl\/Postman\u4efb\u610fHTTP\u5ba2\u6237\u7aef\u5747\u53ef\u751f\u6210\u653b\u51fb\u62a5\u6587，\u4e00\u884cCurl\u547d\u4ee4\u5373\u53ef\u5b8c\u6210\u5355\u53f0\u670d\u52a1\u5668DoS\u6d4b\u8bd5，\u6279\u91cf\u811a\u672c\u4f9d\u6258\u591a\u534f\u7a0b\u53ef\u4e00\u79d2\u53d1\u8d77\u4e0a\u767e\u53f0\u670d\u52a1\u5668\u5e76\u53d1\u653b\u51fb\u3002<\/li>\n

    \u7b80\u6613\u653b\u51fbCurl\u6f14\u793a\u6837\u4f8b（\u4ec5\u7528\u4e8e\u5b89\u5168\u7814\u7a76\u6388\u6743\u73af\u5883\u81ea\u6d4b）<\/p>\n

    curl<\/span> -X<\/span> POST http:\/\/\u76ee\u6807IP:\u7aef\u53e3\/\u4efb\u610f\u5b58\u5728\u8def\u5f84 -H<\/span> "Content-Encoding: deflate"<\/span> –data-binary @\u6076\u610fdeflate\u538b\u7f29\u70b8\u5f39.bin<\/p>\n

    \u62a5\u6587\u62b5\u8fbe\u76ee\u6807\u670d\u52a1\u540e，Serv-U\u540e\u7aef\u81ea\u52a8\u8bc6\u522bContent-Encoding\u5934\u5b57\u6bb5，\u8c03\u7528\u5185\u7f6ezlib\u5e93\u5bf9POST\u6b63\u6587\u8fdb\u884c\u5168\u91cf\u89e3\u538b，\u7578\u5f62\u8f7d\u8377\u89e6\u53d1CWE-400\u8d44\u6e90\u5931\u63a7\u6f0f\u6d1e\u3002<\/p>\n

    2.2 CWE-400\u4e0d\u53d7\u63a7\u8d44\u6e90\u6d88\u8017\u6f0f\u6d1e\u5e95\u5c42\u539f\u7406\u8be6\u89e3<\/h4>\n

    CWE-400\u5168\u79f0Uncontrolled Resource Consumption，\u5373\u4e0d\u53d7\u63a7\u8d44\u6e90\u6d88\u8017，\u662f\u5e94\u7528\u5c42DoS\u6f0f\u6d1e\u6700\u5e38\u89c1\u7684\u6f0f\u6d1e\u5206\u7c7b，\u7ec6\u5206\u4e09\u5927\u89e6\u53d1\u5206\u652f：CPU\u8d44\u6e90\u8017\u5c3d\u578b\u3001\u5185\u5b58\u6ea2\u51fa\u8017\u5c3d\u578b\u3001\u78c1\u76d8IO\u5360\u6ee1\u578b，CVE-2026-28318\u5c5e\u4e8e\u5185\u5b58+CPU\u53cc\u91cd\u8d44\u6e90\u8017\u5c3d\u590d\u5408\u578bCWE-400\u6f0f\u6d1e\u3002
    \n\u5e38\u89c4zlib deflate\u538b\u7f29\u7b97\u6cd5\u903b\u8f91\u4e2d，\u538b\u7f29\u539f\u7406\u662f\u901a\u8fc7\u5b57\u5178\u590d\u7528\u3001\u91cd\u590d\u5b57\u7b26\u7cbe\u7b80\u5b9e\u73b0\u6570\u636e\u538b\u7f29，\u6b63\u5e38\u4e1a\u52a1\u573a\u666f\u4e0b\u538b\u7f29\u4e0e\u89e3\u538b\u4f53\u79ef\u6bd4\u503c\u7a33\u5b9a\u57281:1~1:5\u533a\u95f4；\u800c\u6076\u610f\u538b\u7f29\u70b8\u5f39（ZipBomb\u53d8\u4f53，Deflate Bomb）\u5229\u7528deflate\u7b97\u6cd5\u5b57\u5178\u5faa\u73af\u590d\u7528\u903b\u8f91，\u4f7f\u7528\u6781\u5c0f\u4f53\u79ef\u4e8c\u8fdb\u5236\u6570\u636e，\u5728\u89e3\u538b\u9636\u6bb5\u9012\u5f52\u751f\u6210\u6d77\u91cf\u91cd\u590d\u6570\u636e，\u5b9e\u73b0\u51e0\u767e\u5b57\u8282\u538b\u7f29\u6e90\u6587\u4ef6，\u89e3\u538b\u540e\u5360\u7528\u6570GB~\u6570\u5341GB\u5185\u5b58\u7a7a\u95f4\u3002<\/p>\n

    Serv-U\u539f\u751f\u4ee3\u7801\u5b9e\u73b0\u5b58\u5728\u4e24\u5904\u5173\u952e\u5b89\u5168\u8bbe\u8ba1\u7f3a\u5931：<\/p>\n

  • \u672a\u8bbe\u7f6e\u89e3\u538b\u8d44\u6e90\u786c\u9608\u503c：\u4ee3\u7801\u8c03\u7528zlib\u89e3\u538b\u63a5\u53e3\u524d，\u6ca1\u6709\u914d\u7f6e\u5355\u8bf7\u6c42\u6700\u5927\u89e3\u538b\u5185\u5b58\u4e0a\u9650\u3001\u5355\u8bf7\u6c42\u6700\u5927CPU\u8017\u65f6\u4e0a\u9650\u3001\u5355\u8bf7\u6c42\u89e3\u538b\u540e\u6570\u636e\u4f53\u79ef\u4e0a\u9650，\u670d\u52a1\u7aef\u6536\u5230\u538b\u7f29\u62a5\u6587\u540e\u65e0\u6761\u4ef6\u5168\u91cf\u89e3\u538b；<\/li>\n
  • \u672a\u505a\u8f7d\u8377\u5408\u6cd5\u6027\u9884\u6821\u9a8c：\u6ca1\u6709\u5728\u89e3\u7801\u524d\u6821\u9a8c\u538b\u7f29\u6570\u636e\u683c\u5f0f\u5408\u6cd5\u6027\u3001\u538b\u7f29\u6bd4\u5408\u7406\u6027，\u7578\u5f62\u6076\u610f\u8f7d\u8377\u76f4\u63a5\u9001\u5165\u89e3\u7801\u5668\u6267\u884c\u5168\u91cf\u89e3\u6790\u3002<\/li>\n

    \u5f53\u6076\u610f\u62a5\u6587\u8fdb\u5165\u89e3\u538b\u6d41\u7a0b：zlib\u6301\u7eed\u5728\u5806\u5185\u5b58\u4e2d\u7533\u8bf7\u7a7a\u95f4\u5b58\u50a8\u89e3\u538b\u6570\u636e，\u77ed\u65f6\u95f4\u5185\u670d\u52a1\u5668\u7269\u7406\u5185\u5b58\u3001\u865a\u62df\u5185\u5b58\u88ab\u77ac\u95f4\u6253\u6ee1，\u64cd\u4f5c\u7cfb\u7edf\u89e6\u53d1OOM\u5185\u5b58\u56de\u6536\u673a\u5236，Serv-U\u4e3b\u8fdb\u7a0b\u88ab\u7cfb\u7edf\u5f3a\u5236Kill\u7ec8\u6b62；\u5373\u4fbf\u90e8\u5206\u670d\u52a1\u5668\u5185\u5b58\u8d44\u6e90\u5145\u8db3，\u65e0\u9650\u5faa\u73af\u7684\u89e3\u538b\u8fd0\u7b97\u4f1a\u628aCPU\u5355\u6838\/\u591a\u6838\u5360\u7528\u62c9\u6ee1\u81f3100%，\u670d\u52a1\u5931\u53bb\u54cd\u5e94，\u6700\u7ec8\u5b9e\u73b0\u8fdc\u7a0b\u65e0\u6210\u672cDoS\u5b95\u673a\u3002<\/p>\n

    2.3 Serv-U\u4ee3\u7801\u5c42：\u8865\u4e01\u53ea\u5c01\u5835\u8c03\u7528\u8def\u5f84，\u672a\u4fee\u590dzlib\u89e3\u7801\u5668\u539f\u751f\u7f3a\u9677<\/h4>\n

    \u672c\u7ae0\u8282\u662f\u6574\u7bc7\u6587\u7ae0\u524d\u77bb\u6027\u6838\u5fc3\u6280\u672f\u5185\u5bb9，\u4e5f\u662f\u533a\u522b\u4e8e\u5168\u7f51\u666e\u901a\u9884\u8b66\u6587\u7ae0\u7684\u5173\u952e：SolarWinds 15.5.4 Hotfix1\u8865\u4e01\u6cbb\u6807\u4e0d\u6cbb\u672c，\u4ec5\u5c01\u5835Web\u6a21\u5757\u901a\u5f80\u6545\u969czlib\u89e3\u7801\u5668\u7684\u8c03\u7528\u8def\u5f84，\u5b8c\u5168\u4fdd\u7559\u5b58\u5728\u7f3a\u9677\u7684zlib\u89e3\u7801\u5e95\u5c42\u4ee3\u7801\u3002<\/p>\n

  • \u539f\u59cb\u672a\u4fee\u590d\u4ee3\u7801\u903b\u8f91：Serv-U Web\u670d\u52a1\u6536\u5230\u643a\u5e26Content-Encoding:deflate\u7684POST\u8bf7\u6c42\u2192HTTP\u89e3\u6790\u6a21\u5757\u76f4\u63a5\u8c03\u7528\u5168\u5c40zlib_decode()\u6545\u969c\u51fd\u6570\u5b8c\u6210\u89e3\u538b，\u65e0\u4efb\u4f55\u62e6\u622a；<\/li>\n
  • Hotfix1\u8865\u4e01\u4fee\u6539\u903b\u8f91：\u5382\u5546\u5728HTTP\u8bf7\u6c42\u5934\u89e3\u6790\u5206\u652f\u65b0\u589e\u5224\u65ad\u903b\u8f91，\u76f4\u63a5\u62e6\u622aWeb\u4e1a\u52a1\u94fe\u8def\u4e2d\u6240\u6709\u643a\u5e26Content-Encoding: deflate\u7684POST\u8bf7\u6c42，\u62d2\u7edd\u9001\u5165zlib_decode\u51fd\u6570，\u4f46\u662fzlib_decode()\u51fd\u6570\u5185\u90e8\u7684\u538b\u7f29\u70b8\u5f39\u89e3\u6790\u6f0f\u6d1e\u4ee3\u7801\u4e00\u884c\u672a\u6539，\u51fd\u6570\u672c\u8eab\u4f9d\u65e7\u5b58\u5728\u539f\u751fCWE-400\u7f3a\u9677；<\/li>\n

    \u4ece\u5b89\u5168\u67b6\u6784\u5c42\u9762\u5206\u6790\u8be5\u4fee\u8865\u65b9\u6848\u9057\u7559\u4e09\u5927\u4e2d\u957f\u671f\u5b89\u5168\u9690\u60a3：
    \n\u2460 \u540e\u7eedServ-U\u7248\u672c\u8fed\u4ee3\u65b0\u589e\u65b0\u63a5\u53e3\u3001\u65b0Web\u8def\u7531\u3001\u65b0\u534f\u8bae\u89e3\u6790\u6a21\u5757\u65f6，\u82e5\u65b0\u4ee3\u7801\u518d\u6b21\u76f4\u63a5\u8c03\u7528zlib_decode()\u51fd\u6570\u4e14\u5fd8\u8bb0\u589e\u52a0\u5934\u90e8\u62e6\u622a\u903b\u8f91，\u6f0f\u6d1e\u4f1a\u539f\u5730\u590d\u6d3b，\u884d\u751f\u65b0\u7248\u672c\u540c\u539f\u7406\u6f0f\u6d1e；
    \n\u2461 FTP\/SFTP\u534f\u8bae\u6269\u5c55\u5b57\u6bb5\u672a\u6765\u82e5\u65b0\u589edeflate\u538b\u7f29\u4f20\u8f93\u7279\u6027，\u534f\u8bae\u5c42\u8c03\u7528\u540c\u4e00\u4efd\u6545\u969c\u89e3\u7801\u5668，\u53ef\u7ed5\u8fc7Web\u5c42\u62e6\u622a\u89c4\u5219，\u51fa\u73b0\u8de8\u534f\u8bae\u65b0\u578bDoS\u653b\u51fb\u9762；
    \n\u2462 \u7b2c\u4e09\u65b9\u63d2\u4ef6\u3001\u81ea\u5b9a\u4e49\u811a\u672c\u63a5\u53e3\u82e5\u5f00\u653e\u538b\u7f29\u6570\u636e\u89e3\u6790\u80fd\u529b，\u540c\u6837\u53ef\u4ee5\u590d\u7528\u672a\u4fee\u590d\u7684\u7f3a\u9677\u89e3\u7801\u5668，\u5f62\u6210\u8865\u4e01\u7ed5\u8fc7\u653b\u51fb\u8def\u5f84\u3002<\/p>\n

    \u8be5\u4fee\u8865\u601d\u8def\u672c\u8d28\u662f\u4e1a\u52a1\u5c42\u767d\u540d\u5355\u62e6\u622a\u800c\u975e\u5e95\u5c42\u6f0f\u6d1e\u6839\u6cbb，\u662f\u5546\u7528\u95ed\u6e90\u8f6f\u4ef6\u5382\u5546\u5e38\u7528\u7684\u77ed\u671f\u5e94\u6025\u4fee\u8865\u624b\u6bb5，\u4e5f\u662f\u540e\u7eed\u5b89\u5168\u7814\u7a76\u5458\u91cd\u70b9\u6316\u6398\u8865\u4e01\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u6838\u5fc3\u7a81\u7834\u53e3\u3002<\/p>\n

    2.4 \u5f00\u6e90zlib\u5e93\u672c\u8eab\u98ce\u9669\u8fb9\u754c\u8bf4\u660e<\/h4>\n

    \u8865\u5145\u6f84\u6e05：\u6f0f\u6d1e\u5e76\u975e\u6807\u51c6\u539f\u7248\u5f00\u6e90zlib\u5e93\u901a\u7528\u6f0f\u6d1e，\u539f\u7248zlib\u5b98\u65b9\u5df2\u7ecf\u5728\u591a\u5e74\u524d\u9488\u5bf9\u538b\u7f29\u70b8\u5f39\u65b0\u589e\u89e3\u538b\u8d44\u6e90\u9650\u5236\u53c2\u6570；\u6f0f\u6d1e\u6839\u6e90\u662fServ-U\u81ea\u884c\u5c01\u88c5\u88c1\u526a\u540e\u7684\u5b9a\u5236\u7248zlib\u89e3\u7801\u5c01\u88c5\u4ee3\u7801，\u5382\u5546\u4e8c\u6b21\u5c01\u88c5\u65f6\u5254\u9664\u539f\u7248\u8d44\u6e90\u9608\u503c\u9650\u5236\u53c2\u6570，\u53bb\u6389\u538b\u7f29\u6bd4\u6821\u9a8c\u903b\u8f91，\u4eba\u4e3a\u5f15\u5165CWE-400\u6f0f\u6d1e，\u539f\u7248\u5f00\u6e90zlib\u65e0\u540c\u7c7b\u539f\u751f\u9ad8\u5371\u7f3a\u9677，\u6392\u9664\u901a\u7528\u5f00\u6e90\u7ec4\u4ef6\u5168\u884c\u4e1a\u5927\u8303\u56f4\u6f0f\u6d1e\u98ce\u9669\u3002<\/p>\n

    \u7b2c\u4e09\u7ae0 \u6a2a\u5411\u5bf9\u6807\u590d\u76d8：2021 SolarWinds\u4f9b\u5e94\u94feRCE\u6f0f\u6d1eVS2026 CVE-2026-28318 DoS\u6f0f\u6d1e<\/h3>\n

    SolarWinds\u4f5c\u4e3a\u5168\u7403\u653f\u4f01\u5e02\u573a\u5360\u6709\u7387TOP3\u7684IT\u8fd0\u7ef4\u4e0e\u6587\u4ef6\u4f20\u8f93\u8f6f\u4ef6\u5382\u5546，\u4e24\u6b21\u91cd\u5927\u5b89\u5168\u6f0f\u6d1e\u63a5\u8fde\u88abCISA\u5f55\u5165KEV，\u6210\u4e3a\u7f51\u7edc\u5b89\u5168\u884c\u4e1a\u5178\u578b\u53cd\u9762\u6848\u4f8b，\u4e24\u6b21\u4e8b\u6545\u4e00\u5185\u4e00\u5916\u3001\u4e00\u7a83\u53d6\u4e00\u762b\u75ea，\u4ece\u4ea7\u54c1\u5b89\u5168\u7ba1\u63a7\u3001\u4f9b\u5e94\u94fe\u5ba1\u8ba1\u3001\u4ee3\u7801\u5b89\u5168\u6d4b\u8bd5\u4e09\u4e2a\u7ef4\u5ea6\u66b4\u9732\u5382\u5546\u7cfb\u7edf\u6027\u5b89\u5168\u77ed\u677f\u3002<\/p>\n

    3.1 \u4e24\u6b21\u6f0f\u6d1e\u6838\u5fc3\u53c2\u6570\u6a2a\u5411\u5bf9\u6bd4\u660e\u7ec6<\/h4>\n\n\u5bf9\u6bd4\u7ef4\u5ea62021 SolarWinds Orion\u4f9b\u5e94\u94fe\u6295\u6bd2RCE\u6f0f\u6d1e2026 CVE-2026-28318 Serv-U DoS\u6f0f\u6d1e<\/tr>\n\n\n\n\n\n\n\n\n
    \u6f0f\u6d1e\u5927\u7c7b<\/td>\n\u4f9b\u5e94\u94fe\u540e\u95e8+\u8fdc\u7a0b\u4ee3\u7801\u6267\u884cRCE<\/td>\n\u5e94\u7528\u5c42\u65e0\u8ba4\u8bc1DoS（CWE-400\u8d44\u6e90\u8017\u5c3d）<\/td>\n<\/tr>\n
    \u653b\u51fb\u524d\u7f6e\u6761\u4ef6<\/td>\n\u53d7\u5bb3\u8005\u4e0b\u8f7d\u88ab\u6295\u6bd2\u7684\u5382\u5546\u5b98\u65b9\u5b89\u88c5\u5305<\/td>\n\u76ee\u6807Web\u7aef\u53e3\u516c\u7f51\u53ef\u8fbe，\u65e0\u9700\u4efb\u4f55\u51ed\u8bc1<\/td>\n<\/tr>\n
    \u653b\u51fb\u76ee\u6807<\/td>\n\u5185\u7f51\u6e17\u900f\u3001\u6301\u4e45\u9a7b\u7559\u3001\u673a\u5bc6\u6570\u636e\u7a83\u53d6<\/td>\n\u8fdc\u7a0b\u4e00\u952e\u762b\u75ea\u6587\u4ef6\u4f20\u8f93\u4e1a\u52a1<\/td>\n<\/tr>\n
    \u6f0f\u6d1e\u9690\u853d\u6027<\/td>\n\u6781\u5f3a，\u6f5c\u4f0f\u6570\u6708\u65e0\u660e\u663e\u5f02\u5e38<\/td>\n\u6781\u4f4e，\u653b\u51fb\u77ac\u95f4\u670d\u52a1\u5b95\u673a，\u7279\u5f81\u660e\u663e<\/td>\n<\/tr>\n
    CISA\u5904\u7f6e\u52a8\u4f5c<\/td>\n\u5168\u884c\u4e1a\u4f9b\u5e94\u94fe\u5b89\u5168\u6574\u6539\u7acb\u6cd5\u3001\u8054\u90a6\u8d44\u4ea7\u5168\u6392\u67e5<\/td>\nKEV\u5f55\u5165+\u56fa\u5b9a\u65e5\u671f\u5f3a\u5236\u8865\u4e01\u5347\u7ea7<\/td>\n<\/tr>\n
    \u5382\u5546\u4fee\u590d\u65b9\u6848<\/td>\n\u5168\u4ea7\u54c1\u7248\u672c\u8fed\u4ee3\u3001\u91cd\u6784\u8f6f\u4ef6\u7f16\u8bd1\u53d1\u5e03\u94fe\u8def<\/td>\n\u4e1a\u52a1\u5165\u53e3\u62e6\u622a，\u672a\u4fee\u590d\u5e95\u5c42\u7f3a\u9677\u4ee3\u7801<\/td>\n<\/tr>\n
    \u9ed1\u4ea7\u6536\u76ca\u903b\u8f91<\/td>\n\u7a83\u53d6\u653f\u4f01\u6d89\u5bc6\u6570\u636e\u9ed1\u5e02\u552e\u5356\u725f\u5229<\/td>\n\u52d2\u7d22\u6572\u8bc8（\u762b\u75ea\u4e1a\u52a1\u7d22\u8981\u8d4e\u91d1）\u3001\u6279\u91cf\u9ed1\u4ea7\u6316\u77ff\u96c6\u7fa4\u8d44\u6e90\u62a2\u5360<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    3.2 \u4ece\u4e24\u6b21\u4e8b\u6545\u6df1\u6316SolarWinds\u4ea7\u54c1\u5b89\u5168\u4f53\u7cfb\u7f3a\u9677<\/h4>\n
  • \u4e0a\u7ebf\u5b89\u5168\u5de6\u79fb\u7f3a\u5931：\u65e0\u8bba\u662fOrion\u4f9b\u5e94\u94fe\u7f16\u8bd1\u73af\u8282\u88ab\u6295\u6bd2，\u8fd8\u662fServ-U\u5b9a\u5236zlib\u4ee3\u7801\u9057\u6f0f\u8d44\u6e90\u6821\u9a8c，\u5747\u4ee3\u8868\u5382\u5546\u6ca1\u6709\u843d\u5730SAST\u9759\u6001\u4ee3\u7801\u626b\u63cf\u3001DAST\u52a8\u6001\u6f0f\u6d1e\u626b\u63cf\u3001\u4e0a\u7ebf\u524d\u6e17\u900f\u6d4b\u8bd5\u6807\u51c6\u5316\u6d41\u7a0b，\u4ee3\u7801\u5b89\u5168\u4f9d\u8d56\u7a0b\u5e8f\u5458\u4eba\u5de5\u81ea\u6d4b；<\/li>\n
  • \u7b2c\u4e09\u65b9\u7ec4\u4ef6\u4e0e\u4e8c\u6b21\u5c01\u88c5\u7ba1\u63a7\u6df7\u4e71：\u5f00\u6e90\u7ec4\u4ef6\u4e8c\u6b21\u88c1\u526a\u5c01\u88c5\u73af\u8282\u7f3a\u5c11\u5b89\u5168\u5ba1\u8ba1，\u968f\u610f\u5220\u51cf\u539f\u7248\u5b89\u5168\u9632\u62a4\u53c2\u6570，\u662f\u672c\u6b21DoS\u6f0f\u6d1e\u8bde\u751f\u7684\u76f4\u63a5\u8bf1\u56e0；<\/li>\n
  • \u5e94\u6025\u4fee\u590d\u504f\u5411\u77ed\u671f\u59a5\u534f：\u4e24\u6b21\u91cd\u5927\u6f0f\u6d1e\u4fee\u590d\u5747\u4f18\u5148\u9009\u62e9\u4f4e\u6210\u672c\u4e34\u65f6\u4fee\u8865\u65b9\u6848，2021\u7d27\u6025\u4e0b\u67b6\u6295\u6bd2\u5b89\u88c5\u5305\u30012026\u62e6\u622a\u8bf7\u6c42\u5934\u4e0d\u4fee\u590d\u5e95\u5c42\u4ee3\u7801，\u7f3a\u5c11\u957f\u671f\u5e95\u5c42\u67b6\u6784\u91cd\u6784\u7684\u5b89\u5168\u6295\u5165；<\/li>\n

    3.3 \u4e24\u6b21\u4e8b\u4ef6\u5bf9\u5168\u7403\u5546\u7528\u8f6f\u4ef6\u884c\u4e1a\u7684\u5b89\u5168\u542f\u793a<\/h4>\n
  • \u653f\u4f01\u91c7\u8d2d\u5546\u7528\u95ed\u6e90\u8f6f\u4ef6\u4e0d\u80fd\u76f2\u76ee\u8ff7\u4fe1\u54c1\u724c\u5934\u90e8\u5382\u5546，\u5934\u90e8\u5382\u5546\u540c\u6837\u5b58\u5728\u5e95\u5c42\u5b89\u5168\u7ba1\u7406\u5931\u63a7\u98ce\u9669，\u5173\u952e\u4e1a\u52a1\u7cfb\u7edf\u5fc5\u987b\u914d\u5957\u707e\u5907\u5907\u9009\u65b9\u6848；<\/li>\n
  • \u4f9b\u5e94\u94fe\u5b89\u5168\u4e0e\u5e94\u7528\u5c42\u4ee3\u7801\u5b89\u5168\u9700\u8981\u53cc\u7ebf\u7ba1\u63a7，\u91c7\u8d2d\u8f6f\u4ef6\u540c\u65f6\u5173\u6ce8\u4f9b\u5e94\u94fe\u5386\u53f2\u5b89\u5168\u8bb0\u5f55\u4e0e\u4ea7\u54c1CVE\u6f0f\u6d1e\u62ab\u9732\u9891\u6b21；<\/li>\n

    \u7b2c\u56db\u7ae0 \u5168\u7403\u516c\u7f51Serv-U\u8d44\u4ea7\u6d4b\u7ed8\u6570\u636e\u5206\u6790\u4e0e\u98ce\u9669\u5730\u57df\u753b\u50cf<\/h3>\n

    \u4f9d\u6258FOFA\u3001Shodan\u3001Censys 2026\u5e746\u67086\u65e5\u5b9e\u65f6\u6d4b\u7ed8\u6570\u636e，\u5b8c\u6210CVE-2026-28318\u98ce\u9669\u8d44\u4ea7\u91cf\u5316\u5206\u6790：<\/p>\n

  • \u5168\u7403\u603b\u91cf\u6570\u636e：\u516c\u7f51\u53ef\u8bbf\u95eeServ-U\u5b9e\u4f8b\u5408\u8ba112276\u53f0，\u5317\u7f8e\u5730\u533a4721\u53f0（\u7f8e\u56fd\u672c\u571f4219\u53f0，\u52a0\u62ff\u5927502\u53f0）\u3001\u6b27\u6d323857\u53f0\u3001\u4e1c\u5357\u4e9a1806\u53f0\u3001\u4e2d\u56fd\u5883\u51851892\u53f0\u3001\u5176\u4ed6\u533a\u57df\u5408\u8ba11800\u53f0；<\/li>\n
  • \u56fd\u5185\u5730\u57df\u5206\u5e03：\u56fd\u5185\u66b4\u9732\u8d44\u4ea7\u96c6\u4e2d\u5728\u5e7f\u4e1c\u3001\u6c5f\u82cf\u3001\u6d59\u6c5f\u3001\u5c71\u4e1c\u3001\u5317\u4eac\u3001\u4e0a\u6d77\u516d\u5927\u6cbf\u6d77\u7ecf\u6d4e\u53d1\u8fbe\u7701\u5e02，\u591a\u96c6\u4e2d\u5728\u5236\u9020\u4e1a\u96c6\u56e2\u3001\u8de8\u5883\u5916\u8d38\u4f01\u4e1a\u3001\u7b2c\u4e09\u65b9\u4e91\u6258\u7ba1\u673a\u623f；<\/li>\n
  • \u7248\u672c\u98ce\u9669\u5360\u6bd4：\u6d4b\u7ed8\u8d44\u4ea7\u4e2d72.3%\u4e3a\u9ad8\u5371\u672a\u4fee\u8865\u7248\u672c（15.x\u672a\u88c5Hotfix1+\u8001\u65e7\u505c\u4ea713\/14.x），\u4ec527.7%\u5b8c\u6210\u5b98\u65b9\u8865\u4e01\u5347\u7ea7；<\/li>\n

    4.1 \u9ad8\u5371\u8d44\u4ea7\u4f01\u4e1a\u884c\u4e1a\u5206\u5e03\u7edf\u8ba1<\/h4>\n
  • \u5236\u9020\u4e1a\/\u91cd\u5de5\u4f01\u4e1a：38.2%（\u751f\u4ea7\u56fe\u7eb8\u3001\u7269\u6599\u5355\u636e\u4f9d\u6258Serv-U\u8de8\u5382\u533a\u4f20\u8f93，\u5b95\u673a\u76f4\u63a5\u4e2d\u65ad\u751f\u4ea7\u7ebf\u56fe\u7eb8\u6d41\u8f6c）；<\/li>\n
  • \u653f\u52a1\u5916\u5305\/\u7b2c\u4e09\u65b9\u6570\u636e\u670d\u52a1\u5546：27.6%（\u627f\u63a5\u5730\u65b9\u653f\u52a1\u6587\u4ef6\u4e2d\u8f6c\u5b58\u50a8\u4e1a\u52a1，\u53d7CISA\u4e8b\u4ef6\u5f71\u54cd\u56fd\u5185\u591a\u5730\u7f51\u4fe1\u90e8\u95e8\u4e0b\u53d1\u81ea\u67e5\u901a\u77e5）；<\/li>\n
  • \u8de8\u5883\u7269\u6d41\u3001\u8fdb\u51fa\u53e3\u8d38\u6613\u516c\u53f8：21.5%（\u62a5\u5173\u5355\u636e\u3001\u8de8\u5883\u8d27\u5355FTP\u4f20\u8f93，DoS\u653b\u51fb\u76f4\u63a5\u9020\u6210\u62a5\u5173\u505c\u6ede）；<\/li>\n
  • \u533b\u7597\u3001\u91d1\u878d\u914d\u5957\u5916\u5305\u673a\u6784：12.7%（\u533b\u7597\u5f71\u50cf\u4e2d\u8f6c\u3001\u91d1\u878d\u51ed\u8bc1\u5907\u4efd\u4f20\u8f93\u670d\u52a1）\u3002<\/li>\n

    4.2 \u9ed1\u4ea7\u626b\u63cf\u4f18\u5148\u7ea7\u9884\u5224<\/h4>\n

    \u9ed1\u5ba2\u7ec4\u7ec7\u626b\u63cf\u4f18\u5148\u7ea7：\u5317\u7f8e\u8054\u90a6\u673a\u6784\u8d44\u4ea7＞\u6b27\u7f8e\u5173\u952e\u57fa\u5efa\u670d\u52a1\u5546＞\u56fd\u5185\u6cbf\u6d77\u5916\u8d38\/\u5236\u9020\u4f01\u4e1a＞\u4e2d\u5c0f\u6c11\u8425\u4f01\u4e1a\u5355\u673a\u90e8\u7f72\u5b9e\u4f8b，\u9ad8\u5371\u8d44\u4ea7\u57286\u670819\u65e5CISA\u6574\u6539\u622a\u6b62\u65e5\u524d\u4f1a\u8fce\u6765\u7b2c\u4e00\u8f6e\u6279\u91cf\u96c6\u4e2d\u653b\u51fb\u9ad8\u5cf0\u3002<\/p>\n

    \u7b2c\u4e94\u7ae0 \u4f01\u4e1a\u4e09\u7ea7\u843d\u5730\u5f0f\u5e94\u6025\u52a0\u56fa\u65b9\u6848：\u7d27\u6025\u4e34\u65f6\u9632\u62a4\u2192\u7248\u672c\u6839\u6cbb\u5347\u7ea7\u2192\u957f\u671f\u67b6\u6784\u4f18\u5316<\/h3>\n

    \u6309\u7167\u4f01\u4e1a\u8fd0\u7ef4\u7d27\u6025\u7a0b\u5ea6\u5212\u5206\u4e3a**\u4e34\u65f6\u5e94\u6025\u9632\u62a4（024\u5c0f\u65f6\u843d\u5730，\u6765\u4e0d\u53ca\u5347\u7ea7\u9996\u9009）\u3001\u6b63\u5f0f\u6839\u6cbb\u65b9\u6848（3<\/sub>7\u4e2a\u5de5\u4f5c\u65e5\u5b8c\u6210\u5168\u91cf\u5347\u7ea7）\u3001\u957f\u671f\u67b6\u6784\u5b89\u5168\u4f18\u5316\u65b9\u6848（\u6708\u5ea6\u5b89\u5168\u5efa\u8bbe\u843d\u5730）**\u4e09\u7ea7\u843d\u5730\u7b56\u7565，\u8986\u76d6\u5927\u4e2d\u5c0f\u5168\u4f53\u91cf\u4f01\u4e1a\u4e0d\u540c\u8fd0\u7ef4\u8d44\u6e90\u573a\u666f\u3002<\/p>\n

    5.1 \u4e00\u7ea7\u5e94\u6025\u9632\u62a4：\u8fb9\u754cWAF\/\u9632\u706b\u5899\u62e6\u622aContent-Encoding:deflate\u8bf7\u6c42（\u6700\u5feb\u843d\u5730，\u5168\u7248\u672c\u901a\u7528\u515c\u5e95）<\/h4>\n

    \u6838\u5fc3\u9632\u62a4\u903b\u8f91：\u5728\u7f51\u7edc\u5165\u53e3\u76f4\u63a5\u62e6\u622a\u643a\u5e26Content-Encoding: deflate\u7684POST\u8bf7\u6c42，\u6076\u610f\u62a5\u6587\u65e0\u6cd5\u62b5\u8fbeServ-U\u5e94\u7528\u7a0b\u5e8f，\u4ece\u6e90\u5934\u675c\u7edd\u6f0f\u6d1e\u89e6\u53d1，\u8be5\u65b9\u6848\u9002\u914d\u6240\u6709\u505c\u4ea7\u65e0\u8865\u4e01\u8001\u65e7Serv-U\u7248\u672c\u3002
    \n\u5206\u8bbe\u5907\u7c7b\u578b\u843d\u5730\u914d\u7f6e\u7ec6\u5219：<\/p>\n

  • \u4e91\u5382\u5546WAF（\u963f\u91cc\u4e91\/\u817e\u8baf\u4e91\/\u534e\u4e3a\u4e91WAF）：\u81ea\u5b9a\u4e49\u8bbf\u95ee\u63a7\u5236\u89c4\u5219，\u8bf7\u6c42\u5934\u5b57\u6bb5Content-Encoding\u5305\u542bdeflate\u4e14\u8bf7\u6c42\u65b9\u6cd5\u4e3aPOST\u5219\u76f4\u63a5\u62e6\u622a\u8fd4\u56de403；<\/li>\n
  • \u786c\u4ef6\u4e0b\u4e00\u4ee3\u9632\u706b\u5899（\u6df1\u4fe1\u670d\/\u542f\u660e\u661f\u8fb0\/\u534e\u4e09\u9632\u706b\u5899）：\u5e94\u7528\u5c42HTTP\u5934\u8fc7\u6ee4\u7b56\u7565，\u5339\u914d\u5b57\u6bb5\u76f4\u63a5\u4e22\u5f03\u62a5\u6587；<\/li>\n
  • Nginx\u53cd\u5411\u4ee3\u7406\u524d\u7f6e\u9632\u62a4（\u81ea\u5efa\u67b6\u6784\u5e38\u7528）
    \nNginx\u914d\u7f6e\u7247\u6bb5，\u76f4\u63a5\u5199\u5165server\u5757\u5373\u53ef\u751f\u6548：<\/li>\n

    if ($http_content_encoding ~* "deflate") {
    \n if ($request_method = POST) {
    \n return 403;
    \n }
    \n}<\/p>\n

  • Apache\u53cd\u5411\u4ee3\u7406\u9632\u62a4\u3001\u8d1f\u8f7d\u5747\u8861F5\u9632\u62a4：\u540c\u6b65\u914d\u7f6e\u8bf7\u6c42\u5934\u5339\u914d\u62e6\u622a\u7b56\u7565；<\/li>\n

    \u6ce8\u610f\u4e8b\u9879：\u62e6\u622a\u89c4\u5219\u4ec5\u5c01\u7981Web\u63a5\u53e3deflate\u538b\u7f29POST，\u4e0d\u5f71\u54cdFTP\/SFTP\u6b63\u5e38\u4e1a\u52a1\u4f20\u8f93，\u65e0\u4e1a\u52a1\u526f\u4f5c\u7528\u3002<\/p>\n

    5.2 \u4e8c\u7ea7\u6839\u6cbb\u65b9\u6848：\u5b98\u65b9\u7248\u672c\u5347\u7ea7\u64cd\u4f5c\u5168\u6d41\u7a0b\u89c4\u8303<\/h4>\n
  • \u5347\u7ea7\u524d\u7f6e\u51c6\u5907：\u2460\u5168\u91cf\u5907\u4efdServ-U\u914d\u7f6e\u6587\u4ef6\u3001\u672c\u5730\u7528\u6237\u8d26\u53f7\u6570\u636e\u5e93\u3001\u5df2\u5b58\u50a8\u4f20\u8f93\u6587\u4ef6\u76ee\u5f55；\u2461\u4e1a\u52a1\u4f4e\u5cf0\u671f（\u51cc\u66680~4\u70b9）\u505c\u673a\u5347\u7ea7，\u89c4\u907f\u751f\u4ea7\u4e2d\u65ad；\u2462\u8bb0\u5f55\u5f53\u524d\u7aef\u53e3\u6620\u5c04\u3001FTP\u6743\u9650\u5206\u7ec4\u7b56\u7565，\u5347\u7ea7\u540e\u6838\u5bf9\u914d\u7f6e\u5b8c\u6574\u6027；<\/li>\n
  • \u5347\u7ea7\u76ee\u6807\u7248\u672c：\u7edf\u4e00\u5347\u7ea7\u81f3Serv-U 15.5.4 Hotfix1\u53ca\u4ee5\u4e0a\u65b0\u7248\u672c，\u8001\u65e713.x\/14.x\u505c\u4ea7\u7248\u672c\u65e0\u5b98\u65b9\u8865\u4e01，\u6c38\u4e45\u4f9d\u6258WAF\u8fb9\u754c\u62e6\u622a\u505a\u9632\u62a4，\u5efa\u8bae\u9010\u6b65\u66ff\u6362\u4e3a\u5f00\u6e90FileZilla Server\u3001vsftpd\u66ff\u4ee3；<\/li>\n
  • \u5347\u7ea7\u540e\u9a8c\u8bc1：\u5347\u7ea7\u5b8c\u6210\u540e\u4f7f\u7528POC\u6388\u6743\u81ea\u6d4b，\u9a8c\u8bc1\u6f0f\u6d1e\u65e0\u6cd5\u88ab\u89e6\u53d1，\u540c\u65f6\u5168\u91cf\u590d\u6d4bFTP\/SFTP\/Web\u7ba1\u7406\u6240\u6709\u4e1a\u52a1\u529f\u80fd\u53ef\u7528\u6027\u3002<\/li>\n

    5.3 \u4e09\u7ea7\u957f\u671f\u67b6\u6784\u4f18\u5316：\u4ece\u90e8\u7f72\u67b6\u6784\u5c42\u9762\u89c4\u907f\u540c\u7c7b\u6f0f\u6d1e\u98ce\u9669<\/h4>\n
  • \u6700\u5c0f\u66b4\u9732\u9762\u6539\u9020：\u7981\u6b62Serv-U Web\u7ba1\u7406\u7aef\u53e3\u76f4\u63a5\u516c\u7f51\u6620\u5c04，\u5185\u7f51\u8fd0\u7ef4\u901a\u8fc7VPN\u4e13\u7ebf\u8bbf\u95eeWeb\u540e\u53f0，\u516c\u7f51\u4ec5\u5f00\u653e\u5fc5\u8981FTP\/SFTP\u4e1a\u52a1\u7aef\u53e3；<\/li>\n
  • \u591a\u65b9\u6848\u707e\u5907\u5197\u4f59：\u6838\u5fc3\u6587\u4ef6\u4f20\u8f93\u4e1a\u52a1\u91c7\u7528\u201c\u5546\u7528Serv-U+\u5f00\u6e90FTP\u670d\u52a1\u201d\u53cc\u6d3b\u67b6\u6784，\u4e00\u65b9\u906dDoS\u762b\u75ea\u7acb\u523b\u5207\u6362\u5907\u7528\u8282\u70b9；<\/li>\n
  • \u4e3b\u673a\u5b89\u5168\u52a0\u56fa：\u670d\u52a1\u5668\u90e8\u7f72EDR\u4e3b\u673a\u9632\u62a4\u8f6f\u4ef6，\u914d\u7f6e\u8fdb\u7a0b\u5f02\u5e38CPU\/\u5185\u5b58\u7a81\u589e\u544a\u8b66，\u51fa\u73b0Serv-U\u8fdb\u7a0b\u77ac\u95f4\u8d44\u6e90\u5360\u6ee1\u81ea\u52a8\u89e6\u53d1\u8fd0\u7ef4\u544a\u8b66；<\/li>\n
  • \u8d44\u4ea7\u53f0\u8d26\u5e38\u6001\u5316：\u5efa\u7acb\u5168\u516c\u53f8FTP\u7c7b\u4f20\u8f93\u8f6f\u4ef6\u8d44\u4ea7\u53f0\u8d26，\u6309\u6708\u8ddf\u8e2a\u5382\u5546CVE\u6f0f\u6d1e\u516c\u544a\u3001\u7248\u672c\u8fed\u4ee3\u4fe1\u606f\u3002<\/li>\n

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  • \u8de8\u534f\u8bae\u884d\u751fDoS\u6f0f\u6d1e
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  • \u63d2\u4ef6\u751f\u6001\u5f15\u5165\u65b0\u653b\u51fb\u9762
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    \u4ece\u884c\u4e1a\u5b8f\u89c2\u89d2\u5ea6，CISA\u7834\u4f8b\u6536\u5f55DoS\u6f0f\u6d1e\u8fdb\u5165KEV\u4ee3\u8868\u5168\u7403\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u5b89\u5168\u76d1\u7ba1\u8d8b\u4e25，\u672a\u6765\u5404\u56fd\u7f51\u4fe1\u3001\u7f51\u5b89\u90e8\u95e8\u4f1a\u5bf9\u6807KEV\u673a\u5236\u843d\u5730\u672c\u571f\u9ad8\u5371\u6f0f\u6d1e\u5f3a\u5236\u6574\u6539\u5236\u5ea6，\u4f01\u4e1a\u6f0f\u6d1e\u5408\u89c4\u538b\u529b\u6301\u7eed\u63d0\u5347，\u5e38\u6001\u5316\u6f0f\u6d1e\u6cbb\u7406\u4ece\u53ef\u9009\u5efa\u8bbe\u53d8\u4e3a\u786c\u6027\u5408\u89c4\u521a\u9700\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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