{"id":76689,"date":"2026-02-23T03:06:32","date_gmt":"2026-02-22T19:06:32","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/76689.html"},"modified":"2026-02-23T03:06:32","modified_gmt":"2026-02-22T19:06:32","slug":"cve-2025-13878%ef%bc%9abind%e9%ab%98%e5%8d%b1%e6%bc%8f%e6%b4%9e%e5%87%bb%e7%a9%bfdns%e9%98%b2%e7%ba%bf-%e8%bf%9c%e7%a8%8b%e6%97%a0%e5%af%86%e5%8d%95%e5%8c%85%e5%8d%b3%e5%8f%af%e8%87%b4%e6%9c%8d","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/76689.html","title":{"rendered":"CVE-2025-13878\uff1aBIND\u9ad8\u5371\u6f0f\u6d1e\u51fb\u7a7fDNS\u9632\u7ebf \u8fdc\u7a0b\u65e0\u5bc6\u5355\u5305\u5373\u53ef\u81f4\u670d\u52a1\u5668\u5d29\u6e83"},"content":{"rendered":"<p>CVE-2025-13878\u662fISC\u5b98\u65b9\u4e8e2026\u5e741\u670821\u65e5\u62ab\u9732\u7684BIND 9 DNS\u670d\u52a1\u5668\u9ad8\u4e25\u91cd\u6027\u53ef\u8fbe\u65ad\u8a00\u6f0f\u6d1e&#xff08;CWE-617&#xff09;&#xff0c;CVSS v3.1\u8bc4\u52067.5\/10&#xff0c;\u5c5e\u4e8e\u65e0\u9700\u8ba4\u8bc1\u3001\u7f51\u7edc\u53ef\u8fbe\u7684\u8fdc\u7a0b\u62d2\u7edd\u670d\u52a1&#xff08;DoS&#xff09;\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u56e0BIND\u5bf9BRID\/HHIT\u7279\u6b8aDNS\u8bb0\u5f55\u7684\u8f93\u5165\u9a8c\u8bc1\u903b\u8f91\u7f3a\u5931\u5f15\u53d1&#xff0c;\u653b\u51fb\u8005\u4ec5\u9700\u53d1\u9001\u5355\u4e2a\u6076\u610f\u6784\u9020\u7684DNS\u67e5\u8be2\u5305&#xff0c;\u5373\u53ef\u89e6\u53d1\u670d\u52a1\u5668\u5185\u90e8\u65ad\u8a00\u5931\u8d25&#xff0c;\u5bfc\u81f4named\u8fdb\u7a0b\u76f4\u63a5\u5d29\u6e83&#xff1b;\u82e5\u65e0\u81ea\u52a8\u91cd\u542f\u673a\u5236&#xff0c;\u5c06\u9020\u6210DNS\u670d\u52a1\u5b8c\u5168\u4e2d\u65ad\u3002\u6f0f\u6d1e\u5f71\u54cdBIND 9.18\u30019.20\u7a33\u5b9a\u7248\u53ca9.21\u5f00\u53d1\u7248\u7684\u591a\u4e2a\u4e3b\u6d41\u7248\u672c&#xff0c;\u8986\u76d6\u4f01\u4e1a\u5185\u7f51\u3001\u4e91\u670d\u52a1\u5546\u3001\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u7b49\u5404\u7c7bDNS\u90e8\u7f72\u573a\u666f&#xff0c;\u4e14\u653b\u51fb\u95e8\u69db\u6781\u4f4e\u3001\u5229\u7528\u6210\u672c\u4e3a\u96f6&#xff0c;\u9ed1\u4ea7\u53ef\u5feb\u901f\u5b9e\u73b0\u6279\u91cf\u626b\u63cf\u4e0e\u653b\u51fb&#xff0c;\u5bf9\u5168\u7403DNS\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd\u6784\u6210\u76f4\u63a5\u4e14\u7d27\u8feb\u7684\u5a01\u80c1\u3002\u76ee\u524dISC\u5df2\u53d1\u5e03\u5b98\u65b9\u4fee\u590d\u7248\u672c&#xff0c;\u65e0\u4e34\u65f6\u4fee\u590d\u65b9\u6848\u7684\u670d\u52a1\u5668\u9700\u7acb\u5373\u5347\u7ea7&#xff0c;\u540c\u65f6\u505a\u597dDNS\u670d\u52a1\u5bb9\u707e\u4e0e\u5f02\u5e38\u76d1\u63a7\u3002<\/p>\n<h3>\u4e00\u3001\u6f0f\u6d1e\u6838\u5fc3\u62ab\u9732\u4fe1\u606f\u4e0e\u5b9a\u7ea7\u4f9d\u636e<\/h3>\n<h4>1. \u57fa\u7840\u4fe1\u606f\u5168\u91cf\u68b3\u7406<\/h4>\n<p>CVE-2025-13878\u7531ISC&#xff08;Internet Systems Consortium&#xff0c;BIND\u5b98\u65b9\u7ef4\u62a4\u673a\u6784&#xff09;\u5185\u90e8\u5b89\u5168\u56e2\u961f\u5728\u5e38\u89c4\u4ee3\u7801\u5ba1\u8ba1\u4e2d\u53d1\u73b0&#xff0c;\u4e8e2026\u5e741\u670821\u65e5\u5728ISC\u5b89\u5168\u516c\u544a\u4e2d\u6b63\u5f0f\u62ab\u9732&#xff0c;\u540c\u6b65\u5411CNVD\u3001NVD\u7b49\u5168\u7403\u6f0f\u6d1e\u5e93\u63d0\u4ea4\u4fe1\u606f&#xff0c;\u5c5e\u4e8e\u53ef\u63a7\u62ab\u9732\u7684\u4f4e\u96f6\u65e5\u6f0f\u6d1e&#xff08;\u65e0\u516c\u5f00\u5229\u7528EXP\u4e0e\u5b9e\u9645\u653b\u51fb\u6848\u4f8b&#xff09;\u3002\u6f0f\u6d1e\u6838\u5fc3\u5f71\u54cdBIND 9 DNS\u670d\u52a1\u5668\u7684\u6838\u5fc3\u89e3\u6790\u8fdb\u7a0bnamed&#xff0c;\u65e0\u6743\u9650\u8981\u6c42\u3001\u65e0\u4ea4\u4e92\u6761\u4ef6&#xff0c;\u4ec5\u9700\u76ee\u6807\u670d\u52a1\u5668\u5f00\u653eDNS\u5e38\u89c4\u7aef\u53e3&#xff08;53\/UDP\/TCP&#xff09;\u5373\u53ef\u53d1\u8d77\u653b\u51fb\u3002<\/p>\n<h4>2. \u9ad8\u5371\u5b9a\u7ea7\u6838\u5fc3\u539f\u56e0<\/h4>\n<p>CVSS v3.1\u8bc4\u5206\u4ece\u653b\u51fb\u5411\u91cf&#xff08;Network&#xff0c;1.0&#xff09;\u3001\u653b\u51fb\u590d\u6742\u5ea6&#xff08;Low&#xff0c;0.85&#xff09;\u3001\u6743\u9650\u8981\u6c42&#xff08;None&#xff0c;0.85&#xff09;\u3001\u7528\u6237\u4ea4\u4e92&#xff08;None&#xff0c;0.85&#xff09;\u3001\u5f71\u54cd\u8303\u56f4&#xff08;Unchanged&#xff0c;1.0&#xff09;\u3001\u53ef\u7528\u6027\u635f\u5931&#xff08;High&#xff0c;0.6&#xff09; \u516d\u4e2a\u7ef4\u5ea6\u7efc\u5408\u5224\u5b9a\u4e3a7.5&#xff0c;\u5b9a\u7ea7\u4e3a\u9ad8\u98ce\u9669&#xff0c;\u6838\u5fc3\u5b9a\u7ea7\u4f9d\u636e\u5305\u62ec\u4e09\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u653b\u51fb\u65e0\u95e8\u69db&#xff1a;\u65e0\u9700\u638c\u63e1DNS\u9ad8\u7ea7\u534f\u8bae\u77e5\u8bc6&#xff0c;\u4ec5\u9700\u6784\u9020\u6076\u610fBRID\/HHIT\u8bb0\u5f55\u6570\u636e\u5305&#xff0c;\u5de5\u5177\u5316\u540e\u53ef\u88ab\u975e\u4e13\u4e1a\u653b\u51fb\u8005\u5229\u7528&#xff1b;<\/li>\n<li>\u7834\u574f\u76f4\u63a5\u6027&#xff1a;\u5355\u5305\u5373\u53ef\u89e6\u53d1\u5d29\u6e83&#xff0c;\u65e0\u5229\u7528\u94fe\u7ed5\u5f00&#xff0c;\u670d\u52a1\u5668\u65e0\u4efb\u4f55\u9632\u5fa1\u53cd\u5e94\u65f6\u95f4&#xff1b;<\/li>\n<li>\u5f71\u54cd\u5173\u952e\u6027&#xff1a;DNS\u4f5c\u4e3a\u4e92\u8054\u7f51\u201c\u57fa\u7840\u5bfb\u5740\u7cfb\u7edf\u201d&#xff0c;\u670d\u52a1\u4e2d\u65ad\u5c06\u5f15\u53d1\u4e0b\u6e38\u6240\u6709\u7f51\u7edc\u670d\u52a1\u762b\u75ea&#xff0c;\u4e14\u516c\u7f51\u66b4\u9732\u7684BIND\u670d\u52a1\u5668\u5360\u6bd4\u6781\u9ad8\u3002<\/li>\n<\/ul>\n<table>\n<tr>\u6838\u5fc3\u4fe1\u606f\u9879\u8be6\u7ec6\u5185\u5bb9<\/tr>\n<tbody>\n<tr>\n<td>CVE\u7f16\u53f7<\/td>\n<td>CVE-2025-13878<\/td>\n<\/tr>\n<tr>\n<td>\u62ab\u9732\u4e3b\u4f53<\/td>\n<td>Internet Systems Consortium&#xff08;ISC&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u53d1\u73b0\u65b9\u5f0f<\/td>\n<td>ISC\u5185\u90e8\u4ee3\u7801\u5b89\u5168\u5ba1\u8ba1<\/td>\n<\/tr>\n<tr>\n<td>\u6f0f\u6d1e\u7c7b\u578b<\/td>\n<td>\u53ef\u8fbe\u65ad\u8a00&#xff08;Reachable Assertion&#xff0c;CWE-617&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>CVSS v3.1\u8bc4\u5206<\/td>\n<td>7.5\/10&#xff08;\u9ad8\u4e25\u91cd\u6027&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u653b\u51fb\u7aef\u53e3<\/td>\n<td>DNS\u5e38\u89c4\u7aef\u53e353&#xff08;UDP\/TCP\u5747\u53d7\u5f71\u54cd&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u5229\u7528\u6761\u4ef6<\/td>\n<td>\u76ee\u6807\u5f00\u653e53\u7aef\u53e3&#xff0c;\u4e3a\u53d7\u5f71\u54cd\u7248\u672cBIND<\/td>\n<\/tr>\n<tr>\n<td>\u6838\u5fc3\u5371\u5bb3<\/td>\n<td>\u8fdc\u7a0bDoS\u3001DNS\u670d\u52a1\u4e2d\u65ad\u3001\u4e0b\u6e38\u7f51\u7edc\u762b\u75ea<\/td>\n<\/tr>\n<tr>\n<td>\u5b98\u65b9\u4fee\u590d\u65f6\u95f4<\/td>\n<td>2026\u5e741\u670821\u65e5&#xff08;\u4e0e\u62ab\u9732\u540c\u6b65&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>\u516c\u5f00EXP\u72b6\u6001<\/td>\n<td>\u6682\u672a\u51fa\u73b0&#xff08;2026\u5e741\u670823\u65e5&#xff09;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u4e8c\u3001\u6280\u672f\u539f\u7406\u6df1\u5ea6\u5256\u6790&#xff1a;\u4eceBRID\/HHIT\u8bb0\u5f55\u5230\u65ad\u8a00\u5931\u8d25\u7684\u5e95\u5c42\u903b\u8f91<\/h3>\n<p>\u8981\u7406\u89e3CVE-2025-13878\u7684\u5229\u7528\u539f\u7406&#xff0c;\u9700\u5148\u660e\u786eBRID\/HHIT\u8bb0\u5f55\u7684\u6838\u5fc3\u4f5c\u7528&#xff0c;\u4ee5\u53caBIND\u4e2d\u65ad\u8a00\u673a\u5236\u7684\u8bbe\u8ba1\u521d\u8877\u4e0e\u751f\u4ea7\u73af\u5883\u7684\u5b89\u5168\u9690\u60a3&#xff0c;\u8fd9\u4e5f\u662f\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u4e24\u5927\u6838\u5fc3\u524d\u63d0\u3002<\/p>\n<h4>1. BRID\u4e0eHHIT\u8bb0\u5f55&#xff1a;DNSSEC\u4e0e\u89e3\u6790\u4f18\u5316\u7684\u201c\u7279\u6b8a\u6807\u8bc6\u201d<\/h4>\n<p>BRID&#xff08;Breadth-first Record ID&#xff0c;\u5e7f\u5ea6\u4f18\u5148\u8bb0\u5f55\u6807\u8bc6&#xff09;\u548cHHIT&#xff08;Hash Hit&#xff0c;\u54c8\u5e0c\u547d\u4e2d\u6807\u8bc6&#xff09;\u662fBIND 9\u4e3a\u63d0\u5347DNS\u89e3\u6790\u6548\u7387\u4e0eDNSSEC\u9a8c\u8bc1\u5b89\u5168\u6027\u8bbe\u8ba1\u7684\u79c1\u6709\u6269\u5c55\u8bb0\u5f55&#xff0c;\u5e76\u975eIETF\u6807\u51c6\u5316DNS\u8bb0\u5f55&#xff0c;\u4ec5\u5728BIND\u7cfb\u5217\u670d\u52a1\u5668\u4e2d\u5b9e\u73b0&#xff1a;<\/p>\n<ul>\n<li>BRID\u8bb0\u5f55&#xff1a;\u7528\u4e8eDNSSEC\u7684\u5e7f\u5ea6\u4f18\u5148\u89e3\u6790\u6d41\u7a0b&#xff0c;\u4e3a\u6bcf\u4e2a\u89e3\u6790\u8bb0\u5f55\u5206\u914d\u552f\u4e00\u6807\u8bc6&#xff0c;\u89e3\u51b3\u6df1\u5ea6\u4f18\u5148\u89e3\u6790\u4e2dDNSSEC\u7b7e\u540d\u9a8c\u8bc1\u7684\u987a\u5e8f\u95ee\u9898&#xff0c;\u63d0\u5347\u5927\u57df\u540d\u89e3\u6790\u7684\u6548\u7387&#xff1b;<\/li>\n<li>HHIT\u8bb0\u5f55&#xff1a;\u7528\u4e8eBIND\u7f13\u5b58\u7cfb\u7edf\u7684\u54c8\u5e0c\u8868\u4f18\u5316&#xff0c;\u5f53\u89e3\u6790\u8bf7\u6c42\u547d\u4e2d\u672c\u5730\u7f13\u5b58\u65f6&#xff0c;\u901a\u8fc7\u8be5\u8bb0\u5f55\u6807\u8bb0\u54c8\u5e0c\u547d\u4e2d\u72b6\u6001&#xff0c;\u51cf\u5c11\u91cd\u590d\u7684\u7f13\u5b58\u67e5\u8be2\u4e0e\u8ba1\u7b97\u5f00\u9500\u3002<\/li>\n<\/ul>\n<p>\u4e24\u7c7b\u8bb0\u5f55\u5747\u5d4c\u5165\u5728DNS\u67e5\u8be2\/\u54cd\u5e94\u5305\u7684\u9644\u52a0\u6bb5&#xff08;Additional Section&#xff09;\u4e2d&#xff0c;\u968f\u5e38\u89c4DNS\u8bf7\u6c42\u4f20\u8f93&#xff0c;BIND\u89e3\u6790\u5668\u5728\u5904\u7406\u65f6\u4f1a\u4f18\u5148\u89e3\u6790\u8be5\u7c7b\u8bb0\u5f55&#xff0c;\u518d\u5904\u7406\u6838\u5fc3\u7684A\/AAAA\/CNAME\u7b49\u8bb0\u5f55\u3002<\/p>\n<h4>2. \u6f0f\u6d1e\u6839\u6e90&#xff1a;\u8f93\u5165\u9a8c\u8bc1\u7f3a\u5931&#043;\u751f\u4ea7\u73af\u5883\u65ad\u8a00\u672a\u5c4f\u853d<\/h4>\n<p>\u8be5\u6f0f\u6d1e\u7684\u6838\u5fc3\u6210\u56e0\u662f\u53cc\u91cd\u5b89\u5168\u903b\u8f91\u7f3a\u9677&#xff0c;\u800c\u975e\u5355\u4e00\u4ee3\u7801\u9519\u8bef&#xff1a;<\/p>\n<h5>&#xff08;1&#xff09;BRID\/HHIT\u8bb0\u5f55\u7684\u8f93\u5165\u9a8c\u8bc1\u5b8c\u5168\u7f3a\u5931<\/h5>\n<p>BIND\u89e3\u6790\u5668\u5728\u5904\u7406BRID\/HHIT\u8bb0\u5f55\u65f6&#xff0c;\u672a\u5bf9\u8bb0\u5f55\u7684\u957f\u5ea6\u3001\u683c\u5f0f\u3001\u5b57\u6bb5\u5408\u6cd5\u6027\u8fdb\u884c\u4efb\u4f55\u6821\u9a8c\u3002\u6b63\u5e38\u7684BRID\u8bb0\u5f55\u957f\u5ea6\u56fa\u5b9a\u4e3a16\u5b57\u8282&#xff0c;HHIT\u8bb0\u5f55\u4e3a8\u5b57\u8282&#xff0c;\u4e14\u5305\u542b\u7279\u5b9a\u7684\u6807\u8bc6\u4f4d\u4e0e\u6821\u9a8c\u4f4d&#xff1b;\u800c\u653b\u51fb\u8005\u53ef\u6784\u9020\u957f\u5ea6\u8d85\u51fa\u9650\u5236\u3001\u6807\u8bc6\u4f4d\u65e0\u6548\u3001\u5b57\u6bb5\u4e3a\u7a7a\u7684\u6076\u610f\u8bb0\u5f55&#xff0c;BIND\u89e3\u6790\u5668\u5728\u89e3\u6790\u65f6\u4f1a\u8bfb\u53d6\u975e\u6cd5\u5185\u5b58\u6570\u636e&#xff0c;\u5bfc\u81f4\u5185\u90e8\u53d8\u91cf\u8d4b\u503c\u5f02\u5e38\u3002<\/p>\n<h5>&#xff08;2&#xff09;\u751f\u4ea7\u73af\u5883\u4fdd\u7559\u8c03\u8bd5\u7ea7\u65ad\u8a00&#xff0c;\u5f02\u5e38\u76f4\u63a5\u89e6\u53d1\u8fdb\u7a0b\u5d29\u6e83<\/h5>\n<p>\u65ad\u8a00&#xff08;assert&#xff09;\u662f\u8f6f\u4ef6\u5f00\u53d1\u9636\u6bb5\u7684\u8c03\u8bd5\u5de5\u5177&#xff0c;\u7528\u4e8e\u9a8c\u8bc1\u4ee3\u7801\u6267\u884c\u7684\u524d\u7f6e\u6761\u4ef6\/\u540e\u7f6e\u6761\u4ef6\u662f\u5426\u6210\u7acb&#xff0c;\u82e5\u6761\u4ef6\u4e0d\u6210\u7acb&#xff0c;\u7a0b\u5e8f\u4f1a\u76f4\u63a5\u8c03\u7528abort()\u51fd\u6570\u7ec8\u6b62\u8fdb\u7a0b&#xff0c;\u65b9\u4fbf\u5f00\u53d1\u4eba\u5458\u5b9a\u4f4d\u95ee\u9898\u3002\u6b63\u89c4\u7684\u751f\u4ea7\u73af\u5883\u8f6f\u4ef6\u4f1a\u901a\u8fc7\u7f16\u8bd1\u53c2\u6570\u5c4f\u853d\u6240\u6709\u65ad\u8a00&#xff0c;\u800cBIND 9.18.40&#043;\u30019.20.13&#043;\u30019.21.12&#043;\u7248\u672c\u5728\u751f\u4ea7\u7f16\u8bd1\u65f6\u672a\u5c4f\u853d\u89e3\u6790\u6a21\u5757\u7684\u65ad\u8a00\u3002<\/p>\n<p>\u5f53\u6076\u610fBRID\/HHIT\u8bb0\u5f55\u5bfc\u81f4BIND\u5185\u90e8\u53d8\u91cf\u8d4b\u503c\u5f02\u5e38\u65f6&#xff0c;\u4f1a\u89e6\u53d1\u89e3\u6790\u5668\u4e2d\u7684assert(rrlen &gt; 0)&#xff08;\u8bb0\u5f55\u957f\u5ea6\u5927\u4e8e0&#xff09;\u3001assert(brid_id !&#061; 0)&#xff08;BRID\u6807\u8bc6\u975e\u7a7a&#xff09;\u7b49\u65ad\u8a00\u6761\u4ef6&#xff0c;\u65ad\u8a00\u68c0\u6d4b\u5230\u6761\u4ef6\u4e0d\u6210\u7acb\u540e&#xff0c;\u76f4\u63a5\u7ec8\u6b62named\u8fdb\u7a0b&#xff0c;\u800c\u975e\u8fdb\u5165\u5e38\u89c4\u7684\u9519\u8bef\u5904\u7406\u6d41\u7a0b&#xff08;\u5982\u4e22\u5f03\u6076\u610f\u6570\u636e\u5305\u3001\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7&#xff09;&#xff0c;\u6700\u7ec8\u9020\u6210DNS\u670d\u52a1\u5d29\u6e83\u3002<\/p>\n<h4>3. \u5b8c\u6574\u653b\u51fb\u5b9e\u73b0\u94fe\u8def&#xff1a;\u5355\u5305\u89e6\u53d1&#xff0c;\u65e0\u4efb\u4f55\u7ed5\u5f00\u73af\u8282<\/h4>\n<p>CVE-2025-13878\u7684\u653b\u51fb\u94fe\u8def\u6781\u5176\u7b80\u5355&#xff0c;\u65e0\u4efb\u4f55\u590d\u6742\u7684\u5229\u7528\u6b65\u9aa4&#xff0c;\u5168\u7a0b\u53ef\u5728\u6beb\u79d2\u7ea7\u5b8c\u6210&#xff0c;\u5177\u4f53\u94fe\u8def\u5982\u4e0b&#xff1a;<\/p>\n<li>\u653b\u51fb\u8005\u901a\u8fc7DNS\u534f\u8bae\u5de5\u5177&#xff08;\u5982dig\u3001nslookup\u3001Scapy&#xff09;\u6784\u9020\u5305\u542b\u975e\u6cd5BRID\/HHIT\u8bb0\u5f55\u7684DNS\u67e5\u8be2\u5305&#xff0c;\u8bb0\u5f55\u957f\u5ea6\u8bbe\u4e3a0\u6216\u8d85\u51fa\u6700\u5927\u503c&#xff0c;\u6807\u8bc6\u4f4d\u8bbe\u4e3a\u65e0\u6548\u503c&#xff1b;<\/li>\n<li>\u653b\u51fb\u8005\u5c06\u6076\u610f\u6570\u636e\u5305\u53d1\u9001\u81f3\u76ee\u6807BIND\u670d\u52a1\u5668\u768453\/UDP\u7aef\u53e3&#xff08;UDP\u4e3aDNS\u9ed8\u8ba4\u534f\u8bae&#xff0c;\u4f20\u64ad\u6548\u7387\u66f4\u9ad8&#xff09;&#xff0c;\u65e0\u9700\u5efa\u7acbTCP\u8fde\u63a5&#xff0c;\u65e0\u9700\u8ba4\u8bc1\u4efb\u4f55\u6743\u9650&#xff1b;<\/li>\n<li>\u76ee\u6807BIND\u670d\u52a1\u5668\u7684named\u8fdb\u7a0b\u63a5\u6536\u6570\u636e\u5305\u540e&#xff0c;\u4f18\u5148\u89e3\u6790\u9644\u52a0\u6bb5\u7684BRID\/HHIT\u8bb0\u5f55&#xff0c;\u56e0\u65e0\u8f93\u5165\u9a8c\u8bc1&#xff0c;\u8bfb\u53d6\u975e\u6cd5\u6570\u636e\u5bfc\u81f4\u5185\u90e8\u53d8\u91cf\u5f02\u5e38&#xff1b;<\/li>\n<li>\u5f02\u5e38\u53d8\u91cf\u89e6\u53d1\u89e3\u6790\u5668\u4e2d\u7684\u65ad\u8a00\u68c0\u6d4b&#xff0c;\u65ad\u8a00\u6761\u4ef6\u4e0d\u6210\u7acb&#xff0c;\u8fdb\u7a0b\u8c03\u7528abort()\u51fd\u6570\u7acb\u5373\u7ec8\u6b62&#xff1b;<\/li>\n<li>\u82e5\u670d\u52a1\u5668\u672a\u914d\u7f6enamed\u8fdb\u7a0b\u81ea\u52a8\u91cd\u542f\u673a\u5236&#xff0c;DNS\u670d\u52a1\u76f4\u63a5\u4e2d\u65ad&#xff1b;\u82e5\u914d\u7f6e\u81ea\u52a8\u91cd\u542f&#xff0c;\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6301\u7eed\u53d1\u9001\u6076\u610f\u6570\u636e\u5305&#xff0c;\u5bfc\u81f4\u8fdb\u7a0b\u201c\u5d29\u6e83-\u91cd\u542f-\u5d29\u6e83\u201d\u5faa\u73af&#xff0c;\u670d\u52a1\u5904\u4e8e\u4e0d\u53ef\u7528\u72b6\u6001\u3002<\/li>\n<p>\u5173\u952e\u7279\u70b9&#xff1a;\u8be5\u6f0f\u6d1e\u65e0\u5229\u7528\u94fe\u3001\u65e0\u5185\u5b58\u6cc4\u9732\u3001\u65e0\u4ee3\u7801\u6267\u884c\u53ef\u80fd&#xff0c;\u4ec5\u80fd\u5b9e\u73b0DoS&#xff0c;\u4f46\u6b63\u56e0\u5176\u5229\u7528\u7b80\u5355&#xff0c;\u6210\u4e3a\u9ed1\u4ea7\u6279\u91cf\u653b\u51fb\u7684\u201c\u4f18\u9009\u76ee\u6807\u201d\u3002<\/p>\n<h3>\u4e09\u3001\u5f71\u54cd\u8303\u56f4\u5168\u7ef4\u5ea6\u8bc4\u4f30&#xff1a;\u7248\u672c\u3001\u90e8\u7f72\u573a\u666f\u4e0e\u8de8\u884c\u4e1a\u98ce\u9669<\/h3>\n<p>CVE-2025-13878\u7684\u5f71\u54cd\u8303\u56f4\u5e76\u975e\u4ec5\u5c40\u9650\u4e8eBIND\u7279\u5b9a\u7248\u672c&#xff0c;\u800c\u662f\u8986\u76d6\u5168\u7403\u5404\u7c7bDNS\u90e8\u7f72\u573a\u666f&#xff0c;\u4e14\u56e0DNS\u7684\u57fa\u7840\u8bbe\u65bd\u5c5e\u6027&#xff0c;\u5176\u6f0f\u6d1e\u5f71\u54cd\u4f1a\u5411\u4e0b\u6e38\u6240\u6709\u7f51\u7edc\u670d\u52a1\u4f20\u5bfc&#xff0c;\u4e0d\u540c\u884c\u4e1a\u3001\u4e0d\u540c\u89c4\u6a21\u7684\u673a\u6784\u5747\u9762\u4e34\u4e0d\u540c\u7a0b\u5ea6\u7684\u98ce\u9669\u3002<\/p>\n<h4>1. \u53d7\u5f71\u54cd\u7248\u672c\u4e0e\u7b2c\u4e09\u65b9\u53d1\u884c\u7248\u8986\u76d6<\/h4>\n<p>ISC\u5b98\u65b9\u660e\u786e\u516c\u5e03\u4e86\u53d7\u5f71\u54cd\u7684BIND\u7248\u672c&#xff0c;\u6db5\u76d6\u7a33\u5b9aLTS\u7248\u3001\u5e38\u89c4\u7a33\u5b9a\u7248\u4e0e\u5f00\u53d1\u7248&#xff0c;\u4e14\u5305\u62ec\u5bf9\u5e94\u7684S1\u5b9a\u5236\u7248\u672c&#xff08;\u4e3a\u4f01\u4e1a\u7ea7\u573a\u666f\u4f18\u5316\u7684\u7248\u672c&#xff09;&#xff1b;\u540c\u65f6&#xff0c;\u4e3b\u6d41Linux\u53d1\u884c\u7248\u7684\u5b98\u65b9\u6e90\u4e2d\u9884\u88c5\u7684BIND\u7248\u672c\u4e5f\u5df2\u540c\u6b65\u53d7\u5f71\u54cd&#xff0c;\u8fd9\u662f\u4f01\u4e1a\u8fd0\u7ef4\u4eba\u5458\u6700\u6613\u5ffd\u89c6\u7684\u98ce\u9669\u70b9\u3002<\/p>\n<table>\n<tr>BIND\u5206\u652f\u53d7\u5f71\u54cd\u7248\u672c\u5b98\u65b9\u4fee\u590d\u7248\u672c\u4e3b\u6d41\u53d7\u5f71\u54cdLinux\u53d1\u884c\u7248<\/tr>\n<tbody>\n<tr>\n<td>9.18&#xff08;LTS\u7a33\u5b9a\u7248&#xff09;<\/td>\n<td>9.18.40-43\u30019.18.40-S1-43-S1<\/td>\n<td>9.18.44\u30019.18.44-S1<\/td>\n<td>Ubuntu 22.04\/24.04\u3001CentOS 9 Stream\u3001Debian 12<\/td>\n<\/tr>\n<tr>\n<td>9.20&#xff08;\u5e38\u89c4\u7a33\u5b9a\u7248&#xff09;<\/td>\n<td>9.20.13-17\u30019.20.13-S1-17-S1<\/td>\n<td>9.20.18\u30019.20.18-S1<\/td>\n<td>Fedora 39\/40\u3001OpenSUSE 15.5\u3001Rocky Linux 9<\/td>\n<\/tr>\n<tr>\n<td>9.21&#xff08;\u5f00\u53d1\u7248&#xff09;<\/td>\n<td>9.21.12-16<\/td>\n<td>9.21.17<\/td>\n<td>\u65e0\u5b98\u65b9\u53d1\u884c\u7248\u9884\u88c5&#xff0c;\u4ec5\u624b\u52a8\u90e8\u7f72\u573a\u666f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6ce8\u610f&#xff1a;\u90e8\u5206\u8f7b\u91cf\u7ea7DNS\u670d\u52a1&#xff08;\u5982dnsmasq\u3001CoreDNS&#xff09;\u4e0d\u53d7\u8be5\u6f0f\u6d1e\u5f71\u54cd&#xff0c;\u4ec5BIND 9\u7cfb\u5217\u5b58\u5728\u98ce\u9669&#xff1b;\u4f46\u56fd\u5185\u591a\u6570\u4f01\u4e1a\u3001\u653f\u52a1\u5355\u4f4d\u4ecd\u4ee5BIND\u4f5c\u4e3a\u6838\u5fc3DNS\u670d\u52a1\u5668&#xff0c;\u98ce\u9669\u8986\u76d6\u8303\u56f4\u6781\u5e7f\u3002<\/p>\n<h4>2. \u5168\u573a\u666f\u90e8\u7f72\u98ce\u9669&#xff1a;\u4ece\u6743\u5a01DNS\u5230\u9012\u5f52DNS&#xff0c;\u65e0\u4e00\u5e78\u514d<\/h4>\n<p>BIND\u670d\u52a1\u5668\u7684\u90e8\u7f72\u573a\u666f\u4e3b\u8981\u5206\u4e3a\u6743\u5a01DNS\u3001\u9012\u5f52DNS\u3001\u6df7\u5408\u6a21\u5f0fDNS&#xff0c;\u4e09\u7c7b\u573a\u666f\u5747\u53d7CVE-2025-13878\u5f71\u54cd&#xff0c;\u4e14\u4e0d\u540c\u573a\u666f\u7684\u670d\u52a1\u4e2d\u65ad\u540e\u679c\u5b58\u5728\u5dee\u5f02&#xff0c;\u5176\u4e2d\u6df7\u5408\u6a21\u5f0fDNS\u53d7\u5f71\u54cd\u6700\u4e25\u91cd\u3002<\/p>\n<table>\n<tr>\u90e8\u7f72\u573a\u666f\u6838\u5fc3\u4f5c\u7528\u6f0f\u6d1e\u5f71\u54cd\u540e\u679c\u53d7\u5f71\u54cd\u7a0b\u5ea6<\/tr>\n<tbody>\n<tr>\n<td>\u6743\u5a01DNS<\/td>\n<td>\u4e3a\u81ea\u6709\u57df\u540d\u63d0\u4f9b\u89e3\u6790\u670d\u52a1&#xff08;\u5982\u4f01\u4e1a\u5b98\u7f51\u3001\u7535\u5546\u5e73\u53f0\u57df\u540d&#xff09;<\/td>\n<td>\u57df\u540d\u65e0\u6cd5\u88ab\u5168\u7403\/\u5185\u7f51\u89e3\u6790&#xff0c;\u7528\u6237\u65e0\u6cd5\u8bbf\u95ee\u76f8\u5173\u670d\u52a1<\/td>\n<td>\u2605\u2605\u2605\u2606\u2606<\/td>\n<\/tr>\n<tr>\n<td>\u9012\u5f52DNS<\/td>\n<td>\u4e3a\u4f01\u4e1a\u5185\u7f51\/\u8fd0\u8425\u5546\u7f51\u7edc\u63d0\u4f9bDNS\u67e5\u8be2\u4ee3\u7406&#xff0c;\u89e3\u6790\u5916\u7f51\u57df\u540d<\/td>\n<td>\u6574\u4e2a\u5185\u7f51\/\u8fd0\u8425\u5546\u7f51\u6bb5\u65e0\u6cd5\u8bbf\u95ee\u4e92\u8054\u7f51&#xff0c;\u5168\u7f51\u762b\u75ea<\/td>\n<td>\u2605\u2605\u2605\u2605\u2606<\/td>\n<\/tr>\n<tr>\n<td>\u6df7\u5408\u6a21\u5f0fDNS<\/td>\n<td>\u540c\u65f6\u627f\u62c5\u6743\u5a01\u4e0e\u9012\u5f52\u529f\u80fd&#xff08;\u4e2d\u5c0f\u4f01\u4e1a\u4e3b\u6d41\u90e8\u7f72\u65b9\u5f0f&#xff09;<\/td>\n<td>\u81ea\u6709\u57df\u540d\u65e0\u6cd5\u89e3\u6790&#043;\u5185\u7f51\u65e0\u6cd5\u8bbf\u95ee\u5916\u7f51&#xff0c;\u53cc\u91cd\u762b\u75ea<\/td>\n<td>\u2605\u2605\u2605\u2605\u2605<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6b64\u5916&#xff0c;\u5bb9\u5668\u5316\/\u4e91\u539f\u751f\u90e8\u7f72\u7684BIND\u670d\u52a1\u4e5f\u5b58\u5728\u76f8\u540c\u98ce\u9669&#xff0c;\u5982K8s\u96c6\u7fa4\u4e2d\u4ee5Pod\u5f62\u5f0f\u90e8\u7f72\u7684BIND&#xff0c;\u5d29\u6e83\u540e\u4f1a\u5bfc\u81f4\u96c6\u7fa4\u5185\u90e8\u670d\u52a1\u53d1\u73b0\u5931\u8d25&#xff0c;\u5f15\u53d1\u5bb9\u5668\u5e94\u7528\u6279\u91cf\u4e0b\u7ebf\u3002<\/p>\n<h4>3. \u8de8\u884c\u4e1a\u98ce\u9669\u4f20\u5bfc&#xff1a;DNS\u4e2d\u65ad\u5f15\u53d1\u7684\u201c\u591a\u7c73\u8bfa\u9aa8\u724c\u6548\u5e94\u201d<\/h4>\n<p>DNS\u4f5c\u4e3a\u4e92\u8054\u7f51\u7684\u201c\u57fa\u7840\u5bfb\u5740\u7cfb\u7edf\u201d&#xff0c;\u5176\u670d\u52a1\u4e2d\u65ad\u5e76\u975e\u5355\u4e00\u7684\u7f51\u7edc\u95ee\u9898&#xff0c;\u800c\u662f\u4f1a\u5f15\u53d1\u8de8\u884c\u4e1a\u7684\u4e1a\u52a1\u762b\u75ea&#xff0c;\u5c24\u5176\u662f\u5bf9\u7f51\u7edc\u4f9d\u8d56\u6027\u9ad8\u7684\u91d1\u878d\u3001\u7535\u5546\u3001\u653f\u52a1\u3001\u8fd0\u8425\u5546\u7b49\u884c\u4e1a&#xff0c;\u635f\u5931\u5c06\u5448\u6307\u6570\u7ea7\u653e\u5927&#xff1a;<\/p>\n<ul>\n<li>\u91d1\u878d\u884c\u4e1a&#xff1a;\u7f51\u4e0a\u94f6\u884c\u3001\u624b\u673a\u94f6\u884c\u7684\u57df\u540d\u89e3\u6790\u5931\u8d25&#xff0c;\u7528\u6237\u65e0\u6cd5\u5b8c\u6210\u8f6c\u8d26\u3001\u652f\u4ed8\u7b49\u64cd\u4f5c&#xff1b;\u8bc1\u5238\u4ea4\u6613\u7cfb\u7edf\u7684DNS\u4e2d\u65ad&#xff0c;\u5c06\u5bfc\u81f4\u4ea4\u6613\u65e0\u6cd5\u6b63\u5e38\u8fdb\u884c&#xff0c;\u5f15\u53d1\u91d1\u878d\u5e02\u573a\u6ce2\u52a8&#xff1b;<\/li>\n<li>\u7535\u5546\u884c\u4e1a&#xff1a;\u7535\u5546\u5e73\u53f0\u3001\u76f4\u64ad\u7535\u5546\u7684\u57df\u540d\u65e0\u6cd5\u89e3\u6790&#xff0c;\u76f4\u63a5\u9020\u6210\u4ea4\u6613\u4e2d\u65ad&#xff0c;\u9ad8\u5cf0\u671f\u6bcf\u4e00\u5206\u949f\u7684\u670d\u52a1\u4e2d\u65ad\u90fd\u5c06\u5e26\u6765\u6570\u767e\u4e07\u751a\u81f3\u4e0a\u5343\u4e07\u7684\u8425\u6536\u635f\u5931&#xff1b;<\/li>\n<li>\u653f\u52a1\u884c\u4e1a&#xff1a;\u653f\u52a1\u670d\u52a1\u5e73\u53f0\u3001\u793e\u4fdd\/\u533b\u4fdd\u67e5\u8be2\u7cfb\u7edf\u7684DNS\u4e2d\u65ad&#xff0c;\u5f71\u54cd\u6c11\u751f\u670d\u52a1\u529e\u7406&#xff0c;\u964d\u4f4e\u653f\u52a1\u670d\u52a1\u6548\u7387&#xff1b;<\/li>\n<li>\u8fd0\u8425\u5546\u884c\u4e1a&#xff1a;\u9012\u5f52DNS\u670d\u52a1\u5668\u5d29\u6e83&#xff0c;\u5c06\u5bfc\u81f4\u6570\u5341\u4e07\u751a\u81f3\u4e0a\u767e\u4e07\u7528\u6237\u65e0\u6cd5\u8bbf\u95ee\u4e92\u8054\u7f51&#xff0c;\u5f15\u53d1\u5927\u89c4\u6a21\u7528\u6237\u6295\u8bc9&#xff0c;\u5f71\u54cd\u4f01\u4e1a\u54c1\u724c\u4e0e\u4fe1\u8a89&#xff1b;<\/li>\n<li>\u4e2d\u5c0f\u4f01\u4e1a&#xff1a;\u65e0\u5197\u4f59DNS\u67b6\u6784&#xff0c;\u670d\u52a1\u4e2d\u65ad\u540e\u65e0\u5e94\u6025\u65b9\u6848&#xff0c;\u5c06\u5bfc\u81f4\u5168\u4e1a\u52a1\u505c\u6446&#xff0c;\u4e14\u6062\u590d\u65f6\u95f4\u957f&#xff0c;\u4e2d\u5c0f\u4f01\u4e1a\u7684\u6297\u98ce\u9669\u80fd\u529b\u6700\u5f31\u3002<\/li>\n<\/ul>\n<h3>\u56db\u3001\u6f5c\u5728\u653b\u51fb\u6001\u52bf\u9884\u5224&#xff1a;\u9ed1\u4ea7\u5229\u7528\u8282\u594f\u4e0e\u6df7\u5408\u653b\u51fb\u573a\u666f<\/h3>\n<p>\u622a\u81f32026\u5e741\u670823\u65e5&#xff0c;CVE-2025-13878\u6682\u672a\u51fa\u73b0\u516c\u5f00\u7684EXP&#xff08;\u5229\u7528\u5de5\u5177&#xff09;&#xff0c;\u4e5f\u65e0\u5b9e\u9645\u7684\u653b\u51fb\u6848\u4f8b\u62a5\u9053&#xff0c;\u4f46\u7ed3\u5408\u8fc7\u5f80BIND\u9ad8\u5371\u6f0f\u6d1e\u7684\u9ed1\u4ea7\u5229\u7528\u89c4\u5f8b&#xff0c;\u672a\u676572\u5c0f\u65f6\u5c06\u662f\u6f0f\u6d1e\u5229\u7528\u7684\u5173\u952e\u7a97\u53e3\u671f&#xff0c;\u9ed1\u4ea7\u5c06\u5feb\u901f\u5b8c\u6210\u5de5\u5177\u5f00\u53d1\u3001\u6279\u91cf\u626b\u63cf\u4e0e\u653b\u51fb\u90e8\u7f72&#xff0c;\u540c\u65f6\u53ef\u80fd\u7ed3\u5408\u5176\u4ed6\u653b\u51fb\u624b\u6bb5\u5f62\u6210\u6df7\u5408\u653b\u51fb&#xff0c;\u653e\u5927\u7834\u574f\u6548\u679c\u3002<\/p>\n<h4>1. \u9ed1\u4ea7\u5229\u7528\u8282\u594f\u9884\u5224<\/h4>\n<h5>&#xff08;1&#xff09;0-24\u5c0f\u65f6&#xff1a;\u6f0f\u6d1e\u60c5\u62a5\u6269\u6563&#xff0c;\u6280\u672f\u4eba\u5458\u5f00\u53d1POC\/EXP<\/h5>\n<p>\u5b89\u5168\u5708\u6280\u672f\u4eba\u5458\u5c06\u57fa\u4e8eISC\u7684\u4fee\u590d\u4ee3\u7801\u53cd\u63a8\u6f0f\u6d1e\u5229\u7528\u903b\u8f91&#xff0c;\u5f00\u53d1\u9a8c\u8bc1\u6027POC&#xff08;\u6982\u5ff5\u9a8c\u8bc1\u5de5\u5177&#xff09;&#xff1b;\u9ed1\u4ea7\u56e2\u961f\u5c06\u5feb\u901f\u590d\u523bPOC&#xff0c;\u5f00\u53d1\u81ea\u52a8\u5316EXP&#xff0c;\u652f\u6301\u6279\u91cf\u53d1\u9001\u6076\u610f\u6570\u636e\u5305&#xff0c;\u540c\u65f6\u9002\u914d\u4e0d\u540c\u7684DNS\u534f\u8bae\u7248\u672c&#xff08;UDP\/TCP&#xff09;\u3002<\/p>\n<h5>&#xff08;2&#xff09;24-48\u5c0f\u65f6&#xff1a;\u516c\u7f51\u6279\u91cf\u626b\u63cf&#xff0c;\u5b9a\u4f4d\u8106\u5f31\u76ee\u6807<\/h5>\n<p>\u9ed1\u4ea7\u5c06\u901a\u8fc7\u5168\u7f51\u7aef\u53e3\u626b\u63cf\u5de5\u5177&#xff08;\u5982Zmap\u3001Masscan&#xff09;\u626b\u63cf\u5f00\u653e53\u7aef\u53e3\u7684\u670d\u52a1\u5668&#xff0c;\u7ed3\u5408BIND\u7248\u672c\u63a2\u6d4b\u5de5\u5177&#xff0c;\u5feb\u901f\u5b9a\u4f4d\u53d7\u5f71\u54cd\u7684\u516c\u7f51\u66b4\u9732BIND\u670d\u52a1\u5668&#xff0c;\u5f62\u6210\u201c\u8106\u5f31\u76ee\u6807\u6e05\u5355\u201d&#xff0c;\u91cd\u70b9\u7784\u51c6\u8fd0\u8425\u5546\u3001\u5927\u578b\u4f01\u4e1a\u3001\u653f\u52a1\u5355\u4f4d\u7684DNS\u670d\u52a1\u5668\u3002<\/p>\n<h5>&#xff08;3&#xff09;48-72\u5c0f\u65f6&#xff1a;\u6279\u91cf\u653b\u51fb\u4e0e\u6572\u8bc8\u52d2\u7d22&#xff0c;\u5c0f\u578b\u673a\u6784\u6210\u91cd\u707e\u533a<\/h5>\n<p>\u9ed1\u4ea7\u5c06\u5bf9\u201c\u8106\u5f31\u76ee\u6807\u6e05\u5355\u201d\u53d1\u8d77\u6279\u91cfDoS\u653b\u51fb&#xff0c;\u5bf9\u4e8e\u65e0\u81ea\u52a8\u91cd\u542f\u3001\u65e0\u5197\u4f59\u67b6\u6784\u7684\u4e2d\u5c0f\u4f01\u4e1a\u3001\u5c0f\u578b\u653f\u52a1\u5355\u4f4d&#xff0c;\u5c06\u76f4\u63a5\u9020\u6210\u670d\u52a1\u957f\u671f\u4e2d\u65ad&#xff1b;\u90e8\u5206\u9ed1\u4ea7\u56e2\u961f\u8fd8\u4f1a\u7ed3\u5408\u6572\u8bc8\u52d2\u7d22&#xff0c;\u5411\u53d7\u653b\u51fb\u4f01\u4e1a\u53d1\u9001\u52d2\u7d22\u4fe1&#xff0c;\u8981\u6c42\u652f\u4ed8\u8d4e\u91d1\u540e\u505c\u6b62\u653b\u51fb\u3002<\/p>\n<h4>2. \u6f5c\u5728\u6df7\u5408\u653b\u51fb\u573a\u666f<\/h4>\n<p>CVE-2025-13878\u4ec5\u80fd\u5b9e\u73b0DoS&#xff0c;\u4f46\u9ed1\u4ea7\u53ef\u80fd\u5c06\u5176\u4e0e\u5176\u4ed6\u653b\u51fb\u624b\u6bb5\u7ed3\u5408&#xff0c;\u5f62\u6210\u6df7\u5408\u653b\u51fb\u573a\u666f&#xff0c;\u653e\u5927\u6f0f\u6d1e\u7684\u7834\u574f\u6548\u679c&#xff0c;\u4e3b\u8981\u5305\u62ec\u4e24\u79cd&#xff1a;<\/p>\n<ul>\n<li>DoS&#043;\u6570\u636e\u7a83\u53d6&#xff1a;\u5229\u7528BIND\u670d\u52a1\u5668\u5d29\u6e83\u9020\u6210\u7684\u7f51\u7edc\u6df7\u4e71&#xff0c;\u8d81\u4f01\u4e1a\u8fd0\u7ef4\u4eba\u5458\u5fd9\u4e8e\u6062\u590d\u670d\u52a1\u65f6&#xff0c;\u53d1\u8d77\u9488\u5bf9\u5185\u7f51\u5176\u4ed6\u7cfb\u7edf\u7684\u66b4\u529b\u7834\u89e3\u3001\u6f0f\u6d1e\u5229\u7528&#xff0c;\u7a83\u53d6\u4f01\u4e1a\u6838\u5fc3\u6570\u636e&#xff1b;<\/li>\n<li>DoS&#043;\u9493\u9c7c\u653b\u51fb&#xff1a;\u5229\u7528\u57df\u540d\u89e3\u6790\u5931\u8d25\u7684\u6f0f\u6d1e&#xff0c;\u5411\u7528\u6237\u53d1\u9001\u4eff\u5192\u7684\u201c\u670d\u52a1\u7ef4\u62a4\u201d\u9493\u9c7c\u90ae\u4ef6\/\u77ed\u4fe1&#xff0c;\u8bf1\u5bfc\u7528\u6237\u70b9\u51fb\u9493\u9c7c\u94fe\u63a5&#xff0c;\u7a83\u53d6\u8d26\u53f7\u5bc6\u7801\u7b49\u4fe1\u606f&#xff1b;<\/li>\n<li>\u6279\u91cfDoS\u5f62\u6210\u201c\u50f5\u5c38\u7f51\u7edc\u201d&#xff1a;\u5c06\u5927\u91cf\u53d7\u653b\u51fb\u7684BIND\u670d\u52a1\u5668\u4f5c\u4e3a\u201c\u8df3\u677f\u201d&#xff0c;\u5411\u5176\u4ed6\u76ee\u6807\u53d1\u8d77DDoS\u653b\u51fb&#xff0c;\u5f62\u6210\u5206\u5e03\u5f0f\u7684\u50f5\u5c38\u7f51\u7edc&#xff0c;\u8fdb\u4e00\u6b65\u6269\u5927\u653b\u51fb\u8303\u56f4\u3002<\/li>\n<\/ul>\n<h3>\u4e94\u3001\u5206\u7ea7\u9632\u5fa1\u4e0e\u5e94\u6025\u4fee\u590d\u5168\u65b9\u6848&#xff1a;\u7d27\u6025\u4fee\u590d&#043;\u4e34\u65f6\u7f13\u89e3&#043;\u5bb9\u707e\u515c\u5e95<\/h3>\n<p>\u9488\u5bf9CVE-2025-13878&#xff0c;\u9632\u5fa1\u7684\u6838\u5fc3\u539f\u5219\u662f**\u201c\u5206\u7ea7\u5904\u7406\u3001\u5148\u6025\u540e\u7f13\u3001\u4fee\u590d\u4e0e\u7f13\u89e3\u7ed3\u5408\u3001\u6280\u672f\u4e0e\u7ba1\u7406\u5e76\u91cd\u201d**&#xff0c;ISC\u5df2\u540c\u6b65\u53d1\u5e03\u5b98\u65b9\u4fee\u590d\u7248\u672c&#xff0c;\u8fd0\u7ef4\u4eba\u5458\u9700\u6839\u636e\u81ea\u8eab\u573a\u666f&#xff0c;\u4f18\u5148\u5bf9\u6838\u5fc3DNS\u670d\u52a1\u5668\u8fdb\u884c\u7d27\u6025\u4fee\u590d&#xff0c;\u5bf9\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u7684\u670d\u52a1\u5668\u5b9e\u65bd\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd&#xff0c;\u540c\u65f6\u505a\u597d\u5bb9\u707e\u515c\u5e95&#xff0c;\u907f\u514d\u670d\u52a1\u5b8c\u5168\u4e2d\u65ad\u3002<\/p>\n<h4>1. \u7b2c\u4e00\u4f18\u5148\u7ea7&#xff1a;\u6838\u5fc3DNS\u670d\u52a1\u5668\u7d27\u6025\u5347\u7ea7&#xff08;\u7acb\u5373\u6267\u884c&#xff09;<\/h4>\n<p>\u5347\u7ea7\u662f\u89e3\u51b3\u8be5\u6f0f\u6d1e\u7684\u6839\u672c\u65b9\u6848&#xff0c;ISC\u5b98\u65b9\u5df2\u5728\u5b98\u7f51\u53d1\u5e03\u4fee\u590d\u7248\u672c\u7684\u5b89\u88c5\u5305&#xff0c;\u540c\u65f6\u4e3b\u6d41Linux\u53d1\u884c\u7248\u4e5f\u5df2\u540c\u6b65\u66f4\u65b0\u5b98\u65b9\u6e90\u4e2d\u7684BIND\u5305&#xff0c;\u8fd0\u7ef4\u4eba\u5458\u9700\u4f18\u5148\u5bf9\u6743\u5a01DNS\u3001\u9012\u5f52DNS\u7b49\u6838\u5fc3\u670d\u52a1\u5668\u8fdb\u884c\u5347\u7ea7&#xff0c;\u5347\u7ea7\u6d41\u7a0b\u7b80\u5355&#xff0c;\u65e0\u6570\u636e\u4e22\u5931\u98ce\u9669\u3002<\/p>\n<h5>&#xff08;1&#xff09;\u901a\u7528\u5347\u7ea7\u6b65\u9aa4&#xff08;Linux\u7cfb\u7edf&#xff09;<\/h5>\n<p><span class=\"token comment\"># 1. \u68c0\u67e5\u5f53\u524dBIND\u7248\u672c&#xff0c;\u786e\u8ba4\u662f\u5426\u53d7\u5f71\u54cd<\/span><br \/>\nnamed -v<br \/>\n<span class=\"token comment\"># 2. \u5907\u4efdBIND\u914d\u7f6e\u6587\u4ef6&#xff0c;\u9632\u6b62\u5347\u7ea7\u540e\u914d\u7f6e\u4e22\u5931<\/span><br \/>\n<span class=\"token function\">cp<\/span> \/etc\/named.conf \/etc\/named.conf.bak<br \/>\n<span class=\"token function\">cp<\/span> -r \/var\/named \/var\/named.bak<br \/>\n<span class=\"token comment\"># 3. \u66f4\u65b0\u8f6f\u4ef6\u6e90&#xff0c;\u5b89\u88c5\u4fee\u590d\u7248\u672c<\/span><br \/>\n<span class=\"token comment\"># Ubuntu\/Debian\u7cfb\u7edf<\/span><br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">apt<\/span> update <span class=\"token operator\">&amp;&amp;<\/span> <span class=\"token function\">sudo<\/span> <span class=\"token function\">apt<\/span> <span class=\"token function\">install<\/span> -y bind9<br \/>\n<span class=\"token comment\"># CentOS\/RHEL\/Rocky Linux\u7cfb\u7edf<\/span><br \/>\n<span class=\"token function\">sudo<\/span> yum update -y bind9<br \/>\n<span class=\"token comment\"># 4. \u91cd\u542fBIND\u670d\u52a1&#xff0c;\u4f7f\u4fee\u590d\u751f\u6548<\/span><br \/>\nsystemctl restart named<br \/>\n<span class=\"token comment\"># 5. \u9a8c\u8bc1\u670d\u52a1\u72b6\u6001\u4e0e\u7248\u672c&#xff0c;\u786e\u8ba4\u5347\u7ea7\u6210\u529f<\/span><br \/>\nnamed -v<br \/>\nsystemctl status named<\/p>\n<h5>&#xff08;2&#xff09;\u5bb9\u5668\u5316\/\u4e91\u539f\u751f\u90e8\u7f72\u5347\u7ea7\u6b65\u9aa4<\/h5>\n<p><span class=\"token comment\"># 1. \u62c9\u53d6\u6700\u65b0\u7684BIND\u4fee\u590d\u7248\u672c\u955c\u50cf<\/span><br \/>\n<span class=\"token function\">docker<\/span> pull internetsystemsconsortium\/bind9:9.18.44<br \/>\n<span class=\"token comment\"># 2. \u505c\u6b62\u65e7\u7248\u672cBIND\u5bb9\u5668<\/span><br \/>\n<span class=\"token function\">docker<\/span> stop bind9-container<br \/>\n<span class=\"token comment\"># 3. \u5220\u9664\u65e7\u7248\u672c\u5bb9\u5668&#xff0c;\u542f\u52a8\u65b0\u7248\u672c\u5bb9\u5668<\/span><br \/>\n<span class=\"token function\">docker<\/span> <span class=\"token function\">rm<\/span> bind9-container<br \/>\n<span class=\"token function\">docker<\/span> run -d &#8211;name bind9-container -p <span class=\"token number\">53<\/span>:53\/udp -p <span class=\"token number\">53<\/span>:53\/tcp -v \/etc\/named:\/etc\/named internetsystemsconsortium\/bind9:9.18.44<\/p>\n<h5>&#xff08;3&#xff09;\u5347\u7ea7\u540e\u9a8c\u8bc1\u8981\u70b9<\/h5>\n<ul>\n<li>\u786e\u8ba4named\u8fdb\u7a0b\u7248\u672c\u4e3a9.18.44\u30019.20.18\u62169.21.17&#xff1b;<\/li>\n<li>\u9a8c\u8bc1DNS\u89e3\u6790\u529f\u80fd\u6b63\u5e38&#xff0c;\u53ef\u901a\u8fc7dig www.xxx.com &#064;localhost\u6d4b\u8bd5&#xff1b;<\/li>\n<li>\u68c0\u67e5\u7cfb\u7edf\u65e5\u5fd7&#xff0c;\u786e\u8ba4\u65e0named\u8fdb\u7a0b\u5f02\u5e38\u62a5\u9519&#xff08;\u65e5\u5fd7\u8def\u5f84&#xff1a;\/var\/log\/messages\u6216\/var\/log\/named\/named.log&#xff09;\u3002<\/li>\n<\/ul>\n<h4>2. \u7b2c\u4e8c\u4f18\u5148\u7ea7&#xff1a;\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u7684\u670d\u52a1\u5668&#xff0c;\u5b9e\u65bd\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd<\/h4>\n<p>\u90e8\u5206\u4f01\u4e1a\u56e0\u4e1a\u52a1\u5408\u89c4\u3001\u7cfb\u7edf\u4f9d\u8d56\u7b49\u539f\u56e0&#xff0c;\u65e0\u6cd5\u7acb\u5373\u5bf9BIND\u670d\u52a1\u5668\u8fdb\u884c\u5347\u7ea7&#xff0c;\u53ef\u5b9e\u65bd\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd&#xff0c;\u964d\u4f4e\u6f0f\u6d1e\u88ab\u5229\u7528\u7684\u98ce\u9669&#xff0c;\u8fd9\u4e9b\u63aa\u65bd\u867d\u65e0\u6cd5\u5f7b\u5e95\u4fee\u590d\u6f0f\u6d1e&#xff0c;\u4f46\u80fd\u6709\u6548\u963b\u6b62\u5927\u90e8\u5206\u8fdc\u7a0b\u653b\u51fb&#xff0c;\u4e3a\u540e\u7eed\u5347\u7ea7\u4e89\u53d6\u65f6\u95f4\u3002<\/p>\n<h5>&#xff08;1&#xff09;\u9650\u5236DNS\u670d\u52a1\u8bbf\u95ee\u8303\u56f4&#xff0c;\u4ec5\u5141\u8bb8\u53d7\u4fe1\u4efb\u7f51\u7edc\u8bbf\u95ee<\/h5>\n<p>\u5728BIND\u914d\u7f6e\u6587\u4ef6named.conf\u4e2d\u8bbe\u7f6eallow-recursion\u3001allow-query&#xff0c;\u4ec5\u5141\u8bb8\u4f01\u4e1a\u5185\u7f51\u3001\u53d7\u4fe1\u4efb\u7684IP\u6bb5\u8bbf\u95eeDNS\u670d\u52a1&#xff0c;\u62d2\u7edd\u516c\u7f51\u4efb\u610fIP\u7684\u67e5\u8be2\u8bf7\u6c42&#xff0c;\u4ece\u6e90\u5934\u963b\u6b62\u8fdc\u7a0b\u653b\u51fb\u8005\u7684\u6076\u610f\u6570\u636e\u5305\u3002<\/p>\n<p>options {<br \/>\n    # \u4ec5\u5141\u8bb8\u53d7\u4fe1\u4efb\u7684\u5185\u7f51IP\u6bb5\u8bbf\u95ee\u9012\u5f52\u89e3\u6790\u670d\u52a1<br \/>\n    allow-recursion { 192.168.0.0\/16; 10.0.0.0\/8; 172.16.0.0\/12; };<br \/>\n    # \u4ec5\u5141\u8bb8\u53d7\u4fe1\u4efbIP\u6bb5\u53d1\u8d77DNS\u67e5\u8be2<br \/>\n    allow-query { 192.168.0.0\/16; 10.0.0.0\/8; 172.16.0.0\/12; };<br \/>\n    # \u5173\u95ed\u516c\u7f51\u53ef\u89c1\u7684\u7248\u672c\u63a2\u6d4b<br \/>\n    version &#034;unknown&#034;;<br \/>\n};<\/p>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e&#xff0c;\u6267\u884csystemctl reload named\u4f7f\u914d\u7f6e\u751f\u6548\u3002<\/p>\n<h5>&#xff08;2&#xff09;\u542f\u7528RPZ\u7b56\u7565&#xff0c;\u5c4f\u853d\u6076\u610fBRID\/HHIT\u8bb0\u5f55<\/h5>\n<p>RPZ&#xff08;Response Policy Zone&#xff0c;\u54cd\u5e94\u7b56\u7565\u533a\u57df&#xff09;\u662fBIND\u7684\u6838\u5fc3\u5b89\u5168\u529f\u80fd&#xff0c;\u53ef\u901a\u8fc7\u914d\u7f6eRPZ\u89c4\u5219&#xff0c;\u4e22\u5f03\u5305\u542bBRID\/HHIT\u6076\u610f\u8bb0\u5f55\u7684DNS\u6570\u636e\u5305&#xff0c;\u5b9e\u73b0\u6d41\u91cf\u8fc7\u6ee4\u3002<\/p>\n<p># \u5728named.conf\u4e2d\u914d\u7f6eRPZ<br \/>\noptions {<br \/>\n    response-policy { zone &#034;rpz.local&#034;; };<br \/>\n};<br \/>\nzone &#034;rpz.local&#034; IN {<br \/>\n    type master;<br \/>\n    file &#034;rpz.local.zone&#034;;<br \/>\n    allow-update { none; };<br \/>\n};<br \/>\n# \u5728\/var\/named\/rpz.local.zone\u4e2d\u6dfb\u52a0\u89c4\u5219&#xff0c;\u5c4f\u853dBRID\/HHIT\u8bb0\u5f55<br \/>\n$TTL 3600<br \/>\n&#064;       IN      SOA     localhost. root.localhost. (<br \/>\n                        2026012301      ; serial<br \/>\n                        3600            ; refresh<br \/>\n                        1800            ; retry<br \/>\n                        604800          ; expire<br \/>\n                        3600 )          ; minimum<br \/>\n        IN      NS      localhost.<br \/>\n*       IN      CNAME   . ; \u4e22\u5f03\u6240\u6709\u5305\u542bBRID\/HHIT\u8bb0\u5f55\u7684\u8bf7\u6c42<\/p>\n<h5>&#xff08;3&#xff09;\u914d\u7f6enamed\u8fdb\u7a0b\u81ea\u52a8\u91cd\u542f&#xff0c;\u964d\u4f4e\u670d\u52a1\u4e2d\u65ad\u65f6\u95f4<\/h5>\n<p>\u901a\u8fc7systemd\u6216supervisor\u914d\u7f6enamed\u8fdb\u7a0b\u7684\u81ea\u52a8\u91cd\u542f\u673a\u5236&#xff0c;\u5373\u4f7f\u8fdb\u7a0b\u88ab\u653b\u51fb\u5d29\u6e83&#xff0c;\u4e5f\u80fd\u5728\u6570\u79d2\u5185\u81ea\u52a8\u91cd\u542f&#xff0c;\u5c06\u670d\u52a1\u4e2d\u65ad\u65f6\u95f4\u63a7\u5236\u5728\u6beb\u79d2\u7ea7&#xff0c;\u907f\u514d\u957f\u671f\u762b\u75ea\u3002<\/p>\n<p><span class=\"token comment\"># \u7f16\u8f91systemd\u7684BIND\u914d\u7f6e\u6587\u4ef6<\/span><br \/>\n<span class=\"token function\">vim<\/span> \/usr\/lib\/systemd\/system\/named.service<br \/>\n<span class=\"token comment\"># \u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e&#xff0c;\u8bbe\u7f6e\u8fdb\u7a0b\u5d29\u6e83\u540e\u81ea\u52a8\u91cd\u542f<\/span><br \/>\n<span class=\"token punctuation\">[<\/span>Service<span class=\"token punctuation\">]<\/span><br \/>\n<span class=\"token assign-left variable\">Restart<\/span><span class=\"token operator\">&#061;<\/span>always<br \/>\n<span class=\"token assign-left variable\">RestartSec<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">3<\/span><br \/>\n<span class=\"token comment\"># \u91cd\u65b0\u52a0\u8f7d\u914d\u7f6e&#xff0c;\u4f7f\u81ea\u52a8\u91cd\u542f\u751f\u6548<\/span><br \/>\nsystemctl daemon-reload<br \/>\nsystemctl restart named<\/p>\n<h5>&#xff08;4&#xff09;\u5728\u9632\u706b\u5899\/\u8d1f\u8f7d\u5747\u8861\u5668\u4e0a\u8fc7\u6ee4\u5f02\u5e38DNS\u6d41\u91cf<\/h5>\n<p>\u5728\u4f01\u4e1a\u51fa\u53e3\u9632\u706b\u5899\u3001\u8d1f\u8f7d\u5747\u8861\u5668\u4e0a\u914d\u7f6e\u6d41\u91cf\u8fc7\u6ee4\u89c4\u5219&#xff0c;\u5c4f\u853d\u5305\u542bBRID\/HHIT\u8bb0\u5f55\u7684DNS\u6570\u636e\u5305&#xff08;\u6839\u636e\u8bb0\u5f55\u7684\u7279\u5f81\u7801\u8fc7\u6ee4&#xff09;&#xff0c;\u540c\u65f6\u9650\u5236\u5355IP\u7684DNS\u67e5\u8be2\u9891\u7387&#xff0c;\u964d\u4f4e\u6301\u7eed\u653b\u51fb\u7684\u5f71\u54cd\u3002\u4f8b\u5982&#xff0c;\u5728iptables\u4e2d\u9650\u5236\u5355IP\u6bcf\u79d2\u6700\u591a\u53d1\u8d7710\u6b21DNS\u67e5\u8be2&#xff1a;<\/p>\n<p>iptables -A INPUT -p udp &#8211;dport <span class=\"token number\">53<\/span> -m limit &#8211;limit <span class=\"token number\">10<\/span>\/s &#8211;limit-burst <span class=\"token number\">20<\/span> -j ACCEPT<br \/>\niptables -A INPUT -p udp &#8211;dport <span class=\"token number\">53<\/span> -j DROP<\/p>\n<h4>3. \u7b2c\u4e09\u4f18\u5148\u7ea7&#xff1a;\u505a\u597dDNS\u670d\u52a1\u5bb9\u707e\u515c\u5e95&#xff0c;\u907f\u514d\u5355\u70b9\u6545\u969c<\/h4>\n<p>DNS\u670d\u52a1\u7684\u5bb9\u707e\u515c\u5e95\u662f\u957f\u671f\u9632\u5fa1\u7b56\u7565&#xff0c;\u4e5f\u662f\u5e94\u5bf9DoS\u6f0f\u6d1e\u7684\u6700\u540e\u4e00\u9053\u9632\u7ebf&#xff0c;\u4f01\u4e1a\u9700\u6452\u5f03\u201c\u5355\u670d\u52a1\u5668\u90e8\u7f72\u201d\u7684\u6a21\u5f0f&#xff0c;\u5efa\u7acb\u5197\u4f59DNS\u67b6\u6784&#xff0c;\u5373\u4f7f\u6838\u5fc3\u670d\u52a1\u5668\u88ab\u653b\u51fb\u5d29\u6e83&#xff0c;\u5907\u7528\u670d\u52a1\u5668\u4e5f\u80fd\u7acb\u5373\u63a5\u7ba1\u670d\u52a1&#xff0c;\u5b9e\u73b0\u65e0\u611f\u77e5\u5207\u6362\u3002<\/p>\n<h5>&#xff08;1&#xff09;\u90e8\u7f72\u4e3b\u4eceDNS\u670d\u52a1\u5668\u67b6\u6784<\/h5>\n<p>\u642d\u5efa1\u53f0\u4e3bDNS\u670d\u52a1\u5668&#043;\u591a\u53f0\u4eceDNS\u670d\u52a1\u5668&#xff0c;\u4e3b\u670d\u52a1\u5668\u8d1f\u8d23\u57df\u540d\u89e3\u6790\u914d\u7f6e&#xff0c;\u4ece\u670d\u52a1\u5668\u540c\u6b65\u4e3b\u670d\u52a1\u5668\u7684\u914d\u7f6e&#xff0c;\u5f53\u4e3b\u670d\u52a1\u5668\u5d29\u6e83\u65f6&#xff0c;\u4ece\u670d\u52a1\u5668\u7acb\u5373\u63a5\u7ba1DNS\u89e3\u6790\u670d\u52a1&#xff0c;\u5b9e\u73b0\u670d\u52a1\u65e0\u7f1d\u5207\u6362\u3002<\/p>\n<h5>&#xff08;2&#xff09;\u91c7\u7528\u4e91DNS&#043;\u81ea\u5efaDNS\u7684\u6df7\u5408\u67b6\u6784<\/h5>\n<p>\u4e2d\u5c0f\u4f01\u4e1a\u53ef\u91c7\u7528\u4e91DNS&#xff08;\u5982\u963f\u91cc\u4e91DNS\u3001\u817e\u8baf\u4e91DNS&#xff09;&#043;\u81ea\u5efaDNS\u7684\u6df7\u5408\u67b6\u6784&#xff0c;\u5c06\u6838\u5fc3\u57df\u540d\u7684\u89e3\u6790\u6258\u7ba1\u81f3\u4e91DNS&#xff0c;\u4e91DNS\u670d\u52a1\u5546\u5df2\u5b8c\u6210BIND\u7248\u672c\u5347\u7ea7&#xff0c;\u4e14\u5177\u5907\u9ad8\u53ef\u7528\u3001\u9ad8\u9632DoS\u7684\u80fd\u529b&#xff1b;\u81ea\u5efaDNS\u4ec5\u7528\u4e8e\u5185\u7f51\u89e3\u6790&#xff0c;\u964d\u4f4e\u516c\u7f51\u653b\u51fb\u98ce\u9669\u3002<\/p>\n<h5>&#xff08;3&#xff09;\u914d\u7f6eDNS\u670d\u52a1\u7684\u76d1\u63a7\u4e0e\u544a\u8b66<\/h5>\n<p>\u90e8\u7f72DNS\u670d\u52a1\u76d1\u63a7\u5de5\u5177&#xff08;\u5982Zabbix\u3001Nagios\u3001Prometheus&#043;Grafana&#xff09;&#xff0c;\u5b9e\u65f6\u76d1\u63a7named\u8fdb\u7a0b\u7684\u72b6\u6001\u3001DNS\u89e3\u6790\u6210\u529f\u7387\u3001\u670d\u52a1\u5668CPU\/\u5185\u5b58\u4f7f\u7528\u7387&#xff1b;\u540c\u65f6\u914d\u7f6e\u544a\u8b66\u673a\u5236&#xff08;\u77ed\u4fe1\u3001\u90ae\u4ef6\u3001\u4f01\u4e1a\u5fae\u4fe1&#xff09;&#xff0c;\u5f53\u68c0\u6d4b\u5230\u8fdb\u7a0b\u5d29\u6e83\u3001\u89e3\u6790\u6210\u529f\u7387\u9aa4\u964d\u65f6&#xff0c;\u7acb\u5373\u5411\u8fd0\u7ef4\u4eba\u5458\u53d1\u9001\u544a\u8b66&#xff0c;\u5b9e\u73b0\u5feb\u901f\u54cd\u5e94\u3002<\/p>\n<h3>\u516d\u3001DNS\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd\u5b89\u5168\u7684\u524d\u77bb\u6027\u5efa\u8bbe\u7b56\u7565&#xff1a;\u4ece\u6f0f\u6d1e\u9632\u5fa1\u5230\u4f53\u7cfb\u5316\u5b89\u5168<\/h3>\n<p>CVE-2025-13878\u518d\u6b21\u66b4\u9732\u4e86DNS\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u77ed\u677f&#xff1a;\u4f5c\u4e3a\u4e92\u8054\u7f51\u7684\u201c\u57fa\u77f3\u201d&#xff0c;DNS\u670d\u52a1\u7684\u5b89\u5168\u9632\u62a4\u5374\u5e38\u88ab\u4f01\u4e1a\u5ffd\u89c6&#xff0c;\u5b58\u5728\u7248\u672c\u66f4\u65b0\u4e0d\u53ca\u65f6\u3001\u8f93\u5165\u9a8c\u8bc1\u7f3a\u5931\u3001\u5bb9\u707e\u67b6\u6784\u4e0d\u5b8c\u5584\u7b49\u95ee\u9898\u3002\u6b64\u6b21\u6f0f\u6d1e\u7684\u9632\u5fa1\u4e0d\u4ec5\u662f\u5355\u4e00\u7684\u8865\u4e01\u5347\u7ea7&#xff0c;\u66f4\u9700\u8981\u4f01\u4e1a\u4ece\u4ea7\u54c1\u3001\u90e8\u7f72\u3001\u9632\u62a4\u3001\u7ba1\u7406\u3001\u751f\u6001\u4e94\u4e2a\u7ef4\u5ea6&#xff0c;\u5efa\u7acbDNS\u57fa\u7840\u8bbe\u65bd\u7684\u4f53\u7cfb\u5316\u5b89\u5168\u9632\u62a4\u4f53\u7cfb&#xff0c;\u5b9e\u73b0\u4ece\u201c\u6f0f\u6d1e\u88ab\u52a8\u9632\u5fa1\u201d\u5230\u201c\u5b89\u5168\u4e3b\u52a8\u5efa\u8bbe\u201d\u7684\u8f6c\u53d8\u3002<\/p>\n<h4>1. \u4ea7\u54c1\u5c42\u9762&#xff1a;\u63a8\u52a8BIND\u5b98\u65b9\u4f18\u5316\u5b89\u5168\u5f00\u53d1\u6d41\u7a0b<\/h4>\n<p>ISC\u4f5c\u4e3aBIND\u7684\u7ef4\u62a4\u673a\u6784&#xff0c;\u9700\u4ece\u4ea7\u54c1\u6e90\u5934\u4f18\u5316\u5b89\u5168\u5f00\u53d1\u6d41\u7a0b&#xff0c;\u907f\u514d\u7c7b\u4f3c\u7684\u4f4e\u7ea7\u5b89\u5168\u6f0f\u6d1e\u518d\u6b21\u51fa\u73b0&#xff1a;<\/p>\n<ul>\n<li>\u5c4f\u853d\u751f\u4ea7\u73af\u5883\u7684\u6240\u6709\u8c03\u8bd5\u7ea7\u65ad\u8a00&#xff0c;\u5c06\u65ad\u8a00\u66ff\u6362\u4e3a\u5e38\u89c4\u7684\u9519\u8bef\u5904\u7406\u903b\u8f91&#xff0c;\u5373\u4f7f\u51fa\u73b0\u8f93\u5165\u5f02\u5e38&#xff0c;\u4e5f\u4ec5\u4e22\u5f03\u6570\u636e\u5305\u800c\u975e\u7ec8\u6b62\u8fdb\u7a0b&#xff1b;<\/li>\n<li>\u4e3a\u6240\u6709DNS\u8bb0\u5f55&#xff08;\u5305\u62ec\u79c1\u6709\u6269\u5c55\u8bb0\u5f55&#xff09;\u6dfb\u52a0\u5f3a\u5236\u8f93\u5165\u9a8c\u8bc1&#xff0c;\u5bf9\u8bb0\u5f55\u7684\u957f\u5ea6\u3001\u683c\u5f0f\u3001\u5b57\u6bb5\u5408\u6cd5\u6027\u8fdb\u884c\u4e25\u683c\u6821\u9a8c&#xff0c;\u675c\u7edd\u975e\u6cd5\u6570\u636e\u8fdb\u5165\u89e3\u6790\u6d41\u7a0b&#xff1b;<\/li>\n<li>\u63a8\u51faBIND\u5b89\u5168\u52a0\u56fa\u7248\u672c&#xff0c;\u9488\u5bf9\u4f01\u4e1a\u7ea7\u573a\u666f&#xff0c;\u589e\u52a0\u6d41\u91cf\u8fc7\u6ee4\u3001\u5f02\u5e38\u68c0\u6d4b\u3001\u8bbf\u95ee\u63a7\u5236\u7b49\u5b89\u5168\u529f\u80fd&#xff0c;\u964d\u4f4e\u6f0f\u6d1e\u5229\u7528\u98ce\u9669&#xff1b;<\/li>\n<li>\u5efa\u7acbBIND\u6f0f\u6d1e\u7684\u5feb\u901f\u54cd\u5e94\u673a\u5236&#xff0c;\u7f29\u77ed\u6f0f\u6d1e\u53d1\u73b0\u5230\u4fee\u590d\u7684\u65f6\u95f4&#xff0c;\u540c\u65f6\u5411\u7528\u6237\u63a8\u9001\u7248\u672c\u66f4\u65b0\u63d0\u9192&#xff0c;\u63d0\u5347\u8865\u4e01\u5b89\u88c5\u7387\u3002<\/li>\n<\/ul>\n<h4>2. \u90e8\u7f72\u5c42\u9762&#xff1a;\u6452\u5f03\u5355\u8282\u70b9\u90e8\u7f72&#xff0c;\u5efa\u7acb\u9ad8\u53ef\u7528\u5197\u4f59\u67b6\u6784<\/h4>\n<p>\u4f01\u4e1a\u9700\u5f7b\u5e95\u6452\u5f03DNS\u670d\u52a1\u5668\u7684\u201c\u5355\u8282\u70b9\u90e8\u7f72\u201d\u6a21\u5f0f&#xff0c;\u6839\u636e\u81ea\u8eab\u4e1a\u52a1\u89c4\u6a21&#xff0c;\u5efa\u7acb\u9ad8\u53ef\u7528\u3001\u9ad8\u5197\u4f59\u7684DNS\u90e8\u7f72\u67b6\u6784&#xff1a;<\/p>\n<ul>\n<li>\u5927\u578b\u4f01\u4e1a\/\u653f\u52a1\u5355\u4f4d&#xff1a;\u91c7\u7528\u201c\u4e3b\u4ece\u67b6\u6784&#043;\u591a\u5730\u57df\u90e8\u7f72\u201d&#xff0c;\u5728\u4e0d\u540c\u673a\u623f\u3001\u4e0d\u540c\u5730\u57df\u90e8\u7f72DNS\u670d\u52a1\u5668&#xff0c;\u5b9e\u73b0\u8de8\u5730\u57df\u7684\u5bb9\u707e\u5907\u4efd&#xff0c;\u5373\u4f7f\u5355\u4e2a\u5730\u57df\u7684\u670d\u52a1\u5668\u88ab\u653b\u51fb&#xff0c;\u5176\u4ed6\u5730\u57df\u7684\u670d\u52a1\u5668\u4ecd\u80fd\u6b63\u5e38\u63d0\u4f9b\u670d\u52a1&#xff1b;<\/li>\n<li>\u4e2d\u5c0f\u4f01\u4e1a&#xff1a;\u91c7\u7528\u201c\u4e91DNS&#043;\u81ea\u5efaDNS\u201d\u6df7\u5408\u67b6\u6784&#xff0c;\u5c06\u516c\u7f51\u57df\u540d\u89e3\u6790\u6258\u7ba1\u81f3\u4e91DNS&#xff0c;\u81ea\u5efaDNS\u4ec5\u7528\u4e8e\u5185\u7f51\u89e3\u6790&#xff0c;\u964d\u4f4e\u8fd0\u7ef4\u6210\u672c\u4e0e\u653b\u51fb\u98ce\u9669&#xff1b;<\/li>\n<li>\u4e91\u539f\u751f\u573a\u666f&#xff1a;\u91c7\u7528K8s StatefulSet\u90e8\u7f72BIND\u670d\u52a1&#xff0c;\u914d\u7f6ePod\u53cd\u4eb2\u548c\u6027&#xff0c;\u4f7fBIND Pod\u5206\u5e03\u5728\u4e0d\u540c\u7684\u8282\u70b9\u4e0a&#xff0c;\u540c\u65f6\u5f00\u542fPod\u81ea\u52a8\u91cd\u542f\u4e0e\u526f\u672c\u96c6&#xff0c;\u5b9e\u73b0\u5bb9\u5668\u5316\u7684\u9ad8\u53ef\u7528\u3002<\/li>\n<\/ul>\n<h4>3. \u9632\u62a4\u5c42\u9762&#xff1a;\u6784\u5efaDNS\u5168\u6d41\u91cf\u68c0\u6d4b\u4e0e\u9632\u5fa1\u4f53\u7cfb<\/h4>\n<p>DNS\u670d\u52a1\u7684\u9632\u62a4\u4e0d\u80fd\u4ec5\u4f9d\u8d56\u4e8e\u670d\u52a1\u5668\u81ea\u8eab\u7684\u5b89\u5168\u529f\u80fd&#xff0c;\u8fd8\u9700\u6784\u5efaDNS\u5168\u6d41\u91cf\u68c0\u6d4b\u4e0e\u9632\u5fa1\u4f53\u7cfb&#xff0c;\u5b9e\u73b0\u5bf9\u6076\u610f\u6d41\u91cf\u7684\u7cbe\u51c6\u8bc6\u522b\u4e0e\u62e6\u622a&#xff1a;<\/p>\n<ul>\n<li>\u90e8\u7f72\u4e13\u4e1a\u7684DNS\u9632\u706b\u5899&#xff1a;\u5982Infoblox\u3001BlueCat\u7b49\u5546\u7528DNS\u9632\u706b\u5899&#xff0c;\u6216\u5f00\u6e90\u7684dnsdist&#xff0c;\u5b9e\u73b0\u5bf9DNS\u6076\u610f\u6d41\u91cf\u7684\u5b9e\u65f6\u68c0\u6d4b\u3001\u8fc7\u6ee4\u4e0e\u62e6\u622a&#xff0c;\u5c24\u5176\u662f\u5bf9\u975e\u6cd5BRID\/HHIT\u3001DNS\u653e\u5927\u3001DNS\u96a7\u9053\u7b49\u653b\u51fb\u7684\u9632\u62a4&#xff1b;<\/li>\n<li>\u5f00\u542fDNS\u6d41\u91cf\u5ba1\u8ba1&#xff1a;\u5bf9\u6240\u6709DNS\u67e5\u8be2\/\u54cd\u5e94\u6d41\u91cf\u8fdb\u884c\u5ba1\u8ba1&#xff0c;\u8bb0\u5f55\u6d41\u91cf\u7684\u6e90IP\u3001\u76ee\u6807IP\u3001\u8bb0\u5f55\u7c7b\u578b\u3001\u6570\u636e\u5305\u957f\u5ea6\u7b49\u4fe1\u606f&#xff0c;\u5f53\u68c0\u6d4b\u5230\u5f02\u5e38\u6d41\u91cf&#xff08;\u5982\u5355IP\u9ad8\u9891\u67e5\u8be2\u3001\u975e\u6cd5\u8bb0\u5f55\u7c7b\u578b&#xff09;\u65f6&#xff0c;\u7acb\u5373\u89e6\u53d1\u544a\u8b66\u5e76\u62e6\u622a&#xff1b;<\/li>\n<li>\u7ed3\u5408\u5a01\u80c1\u60c5\u62a5&#xff1a;\u63a5\u5165\u5168\u7403DNS\u5a01\u80c1\u60c5\u62a5\u5e73\u53f0&#xff0c;\u5b9e\u65f6\u66f4\u65b0\u6076\u610fIP\u3001\u6076\u610f\u57df\u540d\u6e05\u5355&#xff0c;\u5bf9\u6765\u81ea\u5a01\u80c1\u60c5\u62a5\u6e05\u5355\u7684\u6d41\u91cf\u8fdb\u884c\u76f4\u63a5\u5c4f\u853d&#xff0c;\u63d0\u5347\u9632\u5fa1\u7684\u7cbe\u51c6\u6027\u3002<\/li>\n<\/ul>\n<h4>4. \u7ba1\u7406\u5c42\u9762&#xff1a;\u5efa\u7acbDNS\u8d44\u4ea7\u6d4b\u7ed8\u4e0e\u6f0f\u6d1e\u626b\u63cf\u5e38\u6001\u5316\u673a\u5236<\/h4>\n<p>\u4f01\u4e1a\u7684DNS\u5b89\u5168\u95ee\u9898&#xff0c;\u672c\u8d28\u4e0a\u662f\u8d44\u4ea7\u7ba1\u7406\u4e0e\u5b89\u5168\u7ba1\u7406\u7684\u7f3a\u5931&#xff1a;\u5f88\u591a\u4f01\u4e1a\u751a\u81f3\u4e0d\u6e05\u695a\u81ea\u8eab\u6709\u591a\u5c11\u53f0BIND\u670d\u52a1\u5668&#xff0c;\u66f4\u8c08\u4e0d\u4e0a\u7248\u672c\u66f4\u65b0\u4e0e\u6f0f\u6d1e\u4fee\u590d\u3002\u56e0\u6b64&#xff0c;\u4f01\u4e1a\u9700\u5efa\u7acbDNS\u8d44\u4ea7\u6d4b\u7ed8\u4e0e\u6f0f\u6d1e\u626b\u63cf\u7684\u5e38\u6001\u5316\u673a\u5236&#xff1a;<\/p>\n<ul>\n<li>\u5f00\u5c55\u5168\u91cfDNS\u8d44\u4ea7\u6d4b\u7ed8&#xff1a;\u901a\u8fc7\u7aef\u53e3\u626b\u63cf\u3001\u670d\u52a1\u63a2\u6d4b\u7b49\u624b\u6bb5&#xff0c;\u68b3\u7406\u4f01\u4e1a\u5185\u90e8\u6240\u6709\u7684DNS\u670d\u52a1\u5668&#xff0c;\u5305\u62ec\u7269\u7406\u673a\u3001\u865a\u62df\u673a\u3001\u5bb9\u5668\u5316\u90e8\u7f72\u7684\u670d\u52a1\u5668&#xff0c;\u5efa\u7acbDNS\u8d44\u4ea7\u6e05\u5355&#xff0c;\u660e\u786e\u670d\u52a1\u5668\u7684\u7248\u672c\u3001\u90e8\u7f72\u573a\u666f\u3001\u8d23\u4efb\u4eba&#xff1b;<\/li>\n<li>\u5b9e\u73b0\u6f0f\u6d1e\u626b\u63cf\u5e38\u6001\u5316&#xff1a;\u6bcf\u5468\u5bf9DNS\u8d44\u4ea7\u6e05\u5355\u8fdb\u884c\u4e00\u6b21\u6f0f\u6d1e\u626b\u63cf&#xff0c;\u91cd\u70b9\u68c0\u6d4bBIND\u7248\u672c\u662f\u5426\u5b58\u5728\u9ad8\u5371\u6f0f\u6d1e\u3001\u914d\u7f6e\u662f\u5426\u5b58\u5728\u5b89\u5168\u9690\u60a3&#xff0c;\u5bf9\u53d1\u73b0\u7684\u95ee\u9898\u5f62\u6210\u6574\u6539\u6e05\u5355&#xff0c;\u660e\u786e\u6574\u6539\u65f6\u95f4\u4e0e\u8d23\u4efb\u4eba&#xff1b;<\/li>\n<li>\u5efa\u7acb\u7248\u672c\u66f4\u65b0\u673a\u5236&#xff1a;\u9488\u5bf9BIND\u7b49\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd\u8f6f\u4ef6&#xff0c;\u5236\u5b9a\u7248\u672c\u66f4\u65b0\u8ba1\u5212&#xff0c;\u6bcf\u6708\u8fdb\u884c\u4e00\u6b21\u7248\u672c\u68c0\u67e5&#xff0c;\u53ca\u65f6\u5b89\u88c5\u5b89\u5168\u8865\u4e01&#xff0c;\u907f\u514d\u201c\u96f6\u65e5\u6f0f\u6d1e\u201d\u4e0e\u201c\u5df2\u77e5\u6f0f\u6d1e\u201d\u7684\u5229\u7528\u3002<\/li>\n<\/ul>\n<h4>5. \u751f\u6001\u5c42\u9762&#xff1a;\u52a0\u5f3aDNS\u884c\u4e1a\u7684\u5b89\u5168\u534f\u540c\u4e0e\u6f0f\u6d1e\u60c5\u62a5\u5171\u4eab<\/h4>\n<p>DNS\u4f5c\u4e3a\u5168\u7403\u4e92\u8054\u7f51\u7684\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd&#xff0c;\u5176\u5b89\u5168\u9632\u62a4\u5e76\u975e\u5355\u4e00\u4f01\u4e1a\u3001\u5355\u4e00\u673a\u6784\u7684\u4e8b&#xff0c;\u9700\u8981\u5168\u884c\u4e1a\u7684\u5b89\u5168\u534f\u540c\u4e0e\u6f0f\u6d1e\u60c5\u62a5\u5171\u4eab&#xff1a;<\/p>\n<ul>\n<li>\u5efa\u7acbDNS\u884c\u4e1a\u5b89\u5168\u8054\u76df&#xff1a;\u7531ISC\u3001\u4e91DNS\u670d\u52a1\u5546\u3001\u8fd0\u8425\u5546\u3001\u5927\u578b\u4f01\u4e1a\u5171\u540c\u7ec4\u5efaDNS\u884c\u4e1a\u5b89\u5168\u8054\u76df&#xff0c;\u5b9e\u73b0\u6f0f\u6d1e\u60c5\u62a5\u3001\u653b\u51fb\u6001\u52bf\u3001\u5a01\u80c1\u6837\u672c\u7684\u5b9e\u65f6\u5171\u4eab&#xff1b;<\/li>\n<li>\u5f00\u5c55DNS\u5b89\u5168\u5e94\u6025\u6f14\u7ec3&#xff1a;\u5b9a\u671f\u7ec4\u7ec7\u8de8\u4f01\u4e1a\u3001\u8de8\u884c\u4e1a\u7684DNS\u5b89\u5168\u5e94\u6025\u6f14\u7ec3&#xff0c;\u6a21\u62dfDNS\u670d\u52a1\u5668\u88ab\u653b\u51fb\u3001\u670d\u52a1\u4e2d\u65ad\u7b49\u573a\u666f&#xff0c;\u63d0\u5347\u8fd0\u7ef4\u4eba\u5458\u7684\u5e94\u6025\u54cd\u5e94\u80fd\u529b&#xff1b;<\/li>\n<li>\u63a8\u52a8DNS\u5b89\u5168\u6807\u51c6\u5316&#xff1a;\u7531IETF\u3001ISC\u7b49\u673a\u6784\u63a8\u52a8DNS\u5b89\u5168\u7684\u6807\u51c6\u5316\u5236\u5b9a&#xff0c;\u660e\u786eDNS\u670d\u52a1\u5668\u7684\u5b89\u5168\u914d\u7f6e\u89c4\u8303\u3001\u6f0f\u6d1e\u62ab\u9732\u89c4\u8303\u3001\u5e94\u6025\u54cd\u5e94\u89c4\u8303&#xff0c;\u63d0\u5347\u6574\u4e2aDNS\u751f\u6001\u7684\u5b89\u5168\u6c34\u5e73\u3002<\/li>\n<\/ul>\n<h3>\u4e03\u3001\u603b\u7ed3\u4e0e\u5e94\u6025\u884c\u52a8\u6e05\u5355<\/h3>\n<p>CVE-2025-13878\u867d\u662f\u5355\u4e00\u7684DoS\u6f0f\u6d1e&#xff0c;\u4f46\u56e0\u5176\u653b\u51fb\u95e8\u69db\u4f4e\u3001\u5f71\u54cd\u8303\u56f4\u5e7f\u3001DNS\u7684\u57fa\u7840\u8bbe\u65bd\u5c5e\u6027&#xff0c;\u6210\u4e3a2026\u5e74\u521dDNS\u9886\u57df\u7684\u9996\u4e2a\u9ad8\u5371\u6f0f\u6d1e&#xff0c;\u518d\u6b21\u4e3a\u4f01\u4e1a\u6572\u54cd\u4e86DNS\u6838\u5fc3\u57fa\u7840\u8bbe\u65bd\u5b89\u5168\u7684\u8b66\u949f\u3002\u8be5\u6f0f\u6d1e\u7684\u9632\u5fa1\u6838\u5fc3\u662f\u201c\u7acb\u5373\u5347\u7ea7\u3001\u505a\u597d\u7f13\u89e3\u3001\u5efa\u7acb\u5bb9\u707e\u3001\u4f53\u7cfb\u5316\u9632\u62a4\u201d&#xff0c;\u4f01\u4e1a\u8fd0\u7ef4\u4eba\u5458\u9700\u572872\u5c0f\u65f6\u7684\u9ed1\u4ea7\u5229\u7528\u5173\u952e\u7a97\u53e3\u671f\u5185&#xff0c;\u5b8c\u6210\u6838\u5fc3DNS\u670d\u52a1\u5668\u7684\u8865\u4e01\u5347\u7ea7&#xff0c;\u540c\u65f6\u505a\u597d\u957f\u671f\u7684\u5b89\u5168\u5efa\u8bbe&#xff0c;\u907f\u514d\u7c7b\u4f3c\u7684\u6f0f\u6d1e\u518d\u6b21\u9020\u6210\u670d\u52a1\u4e2d\u65ad\u3002<\/p>\n<h4>\u7d27\u6025\u5e94\u6025\u884c\u52a8\u6e05\u5355&#xff08;\u6309\u4f18\u5148\u7ea7\u6392\u5e8f&#xff09;<\/h4>\n<li>\u8d44\u4ea7\u6392\u67e5&#xff1a;\u7acb\u5373\u68b3\u7406\u4f01\u4e1a\u5185\u90e8\u6240\u6709BIND\u670d\u52a1\u5668&#xff0c;\u786e\u8ba4\u7248\u672c\u662f\u5426\u53d7\u5f71\u54cd&#xff0c;\u5efa\u7acb\u8d44\u4ea7\u6e05\u5355&#xff1b;<\/li>\n<li>\u7d27\u6025\u5347\u7ea7&#xff1a;\u4f18\u5148\u5bf9\u6743\u5a01DNS\u3001\u9012\u5f52DNS\u7b49\u6838\u5fc3\u670d\u52a1\u5668\u8fdb\u884c\u5347\u7ea7&#xff0c;\u786e\u4fdd\u4fee\u590d\u7248\u672c\u751f\u6548&#xff1b;<\/li>\n<li>\u914d\u7f6e\u52a0\u56fa&#xff1a;\u5728BIND\u914d\u7f6e\u6587\u4ef6\u4e2d\u9650\u5236\u8bbf\u95ee\u8303\u56f4&#xff0c;\u914d\u7f6e\u8fdb\u7a0b\u81ea\u52a8\u91cd\u542f&#xff0c;\u5f00\u542f\u9632\u706b\u5899\u6d41\u91cf\u8fc7\u6ee4&#xff1b;<\/li>\n<li>\u5bb9\u707e\u515c\u5e95&#xff1a;\u68c0\u67e5\u4e3b\u4eceDNS\u3001\u4e91DNS\u7684\u5197\u4f59\u67b6\u6784&#xff0c;\u786e\u4fdd\u6838\u5fc3\u670d\u52a1\u65e0\u5355\u70b9\u6545\u969c&#xff1b;<\/li>\n<li>\u76d1\u63a7\u544a\u8b66&#xff1a;\u90e8\u7f72DNS\u670d\u52a1\u76d1\u63a7&#xff0c;\u914d\u7f6e\u8fdb\u7a0b\u5d29\u6e83\u3001\u89e3\u6790\u5931\u8d25\u7684\u544a\u8b66\u673a\u5236&#xff1b;<\/li>\n<li>\u6f0f\u6d1e\u626b\u63cf&#xff1a;\u5bf9\u6240\u6709DNS\u670d\u52a1\u5668\u8fdb\u884c\u5168\u9762\u626b\u63cf&#xff0c;\u6392\u67e5\u5176\u4ed6\u6f5c\u5728\u7684\u5b89\u5168\u9690\u60a3&#xff1b;<\/li>\n<li>\u5e94\u6025\u6f14\u7ec3&#xff1a;\u6a21\u62dfDNS\u670d\u52a1\u5d29\u6e83\u573a\u666f&#xff0c;\u5f00\u5c55\u5e94\u6025\u54cd\u5e94\u6f14\u7ec3&#xff0c;\u63d0\u5347\u8fd0\u7ef4\u4eba\u5458\u5904\u7406\u80fd\u529b\u3002<\/li>\n<p>DNS\u5b89\u5168\u662f\u4e92\u8054\u7f51\u5b89\u5168\u7684\u201c\u7b2c\u4e00\u9053\u9632\u7ebf\u201d&#xff0c;\u4e5f\u662f\u6700\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u9632\u7ebf\u3002\u6b64\u6b21CVE-2025-13878\u63d0\u9192\u6211\u4eec&#xff0c;\u4f01\u4e1a\u5728\u5173\u6ce8\u4e1a\u52a1\u7cfb\u7edf\u3001\u5e94\u7528\u7cfb\u7edf\u5b89\u5168\u7684\u540c\u65f6&#xff0c;\u66f4\u8981\u91cd\u89c6DNS\u7b49\u57fa\u7840\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168&#xff0c;\u53ea\u6709\u7b51\u7262\u201c\u57fa\u77f3\u201d&#xff0c;\u624d\u80fd\u6784\u5efa\u771f\u6b63\u7684\u7f51\u7edc\u5b89\u5168\u9632\u62a4\u4f53\u7cfb\u3002<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