{"id":5723,"date":"2026-05-16T15:35:43","date_gmt":"2026-05-16T07:35:43","guid":{"rendered":"https:\/\/www.xttblog.com\/?p=5723"},"modified":"2026-05-16T15:35:43","modified_gmt":"2026-05-16T07:35:43","slug":"nginx-%e6%83%8a%e7%8e%b0-rce-%e6%bc%8f%e6%b4%9e%ef%bc%8c%e4%b8%80%e6%9d%a1-http-%e8%af%b7%e6%b1%82%ef%bc%8c%e5%bd%b1%e5%93%8d%e5%85%a8%e7%90%83-1-3-%e7%bd%91%e7%ab%99","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=5723","title":{"rendered":"Nginx \u60ca\u73b0 RCE \u6f0f\u6d1e\uff0c\u4e00\u6761 HTTP \u8bf7\u6c42\uff0c\u5f71\u54cd\u5168\u7403 1\/3 \u7f51\u7ad9"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u968f\u7740 AI \u7684\u53d1\u5c55\uff0c\u73b0\u5728\u627e\u7a0b\u5e8f\u6f0f\u6d1e\u7684\u6548\u7387\u5f97\u5230\u4e86\u5927\u5927\u7684\u63d0\u5347\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u7ba1\u662f Java \u751f\u6001\u91cc\u7684 Spring \u6846\u67b6\uff0cSpring AI \u6846\u67b6\uff0cSpring Boot \u6846\u67b6\u7b49\uff0c\u6700\u8fd1\u7684\u5e38\u89c4\u66f4\u65b0\uff0c\u90fd\u987a\u5e26\u4fee\u590d\u4e86\u4e0d\u5c11 CVE\u3002\u6211\u60f3\u8fd9\u91cc\u9762\u5c11\u4e0d\u4e86 AI \u7684\u4e00\u4e9b\u529f\u52b3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0e\u6b64\u540c\u65f6\uff0cAI \u672c\u8eab\u7684\u4e00\u4e9b\u6f0f\u6d1e\u4e5f\u88ab\u53d1\u73b0\u4e86\uff0c\u6bd4\u5982\u4eca\u65e5\u5c31\u4f20\u51fa DeepSeek \u51fa\u73b0\u4e86\u4e00\u4e2a P0 \u7ea7\u5927\u6f0f\u6d1e\uff0c\u5177\u4f53\u53ef\u4ee5\u53c2\u89c1\u8fd9\u7bc7\u6587\u7ae0\u300a\u7a81\u53d1\uff0cDeepSeek \u7206\u51fa\u91cd\u5927 P0 \u7ea7\u4f1a\u8bdd\u6cc4\u9732 bug\uff01\u300b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u5728\u6211\u4eec\u5403\u74dc\u7684\u65f6\u5019\uff0cNginx \u4eca\u65e5\u4e5f\u60ca\u66dd\u51fa\u4e86\u4e00\u4e2a\u9690\u85cf 18 \u5e74\u4e4b\u4e45\u7684\u201c\u8001\u5751\u201d\uff0c\u4ec5\u9700\u4e00\u6761 HTTP \u8bf7\u6c42\u5c31\u80fd\u62ff\u4e0b\u670d\u52a1\u5668\uff0c\u5168\u7403\u4e09\u5206\u4e4b\u4e00\u7f51\u7ad9\u9762\u4e34\u5a01\u80c1\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u5982\u679c\u4f60\u7684\u6216\u4f60\u4eec\u516c\u53f8\u7684\u670d\u52a1\u5668\u5728 2008 \u5e74\u4e4b\u540e\u90e8\u7f72\u8fc7 NGINX\uff0c\u90a3\u4e48\u606d\u559c\u4f60\u6211\u4ed6\uff0c\u5f88\u53ef\u80fd\u5927\u5bb6\u5df2\u7ecf\u88ab\u201c\u76ef\u4e0a\u201d\u4e86\u6574\u6574 18 \u5e74\u4e86\u3002<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u5929\u524d\uff0c\u4e5f\u662f 2026 \u5e74 5 \u6708 13 \u65e5\uff0c\u5b89\u5168\u7814\u7a76\u673a\u6784 <code>depthfirst<\/code> \u8054\u5408 <code>F5<\/code> \u62ab\u9732\u4e86\u4e00\u4e2a\u7f16\u53f7\u4e3a <code>CVE-2026-42945<\/code> \u7684 NGINX \u4e25\u91cd\u6f0f\u6d1e\uff0c\u4ee3\u53f7 <code>NGINX Rift<\/code>\uff0cCVSS v4.0 \u8bc4\u5206\u9ad8\u8fbe <code>9.2\uff08\u4e25\u91cd\u7ea7\uff09<\/code>\u3002\u653b\u51fb\u8005\u65e0\u9700\u4efb\u4f55\u8ba4\u8bc1\uff0c\u53ea\u9700\u53d1\u9001\u4e00\u6761\u7cbe\u5fc3\u6784\u9020\u7684 HTTP \u8bf7\u6c42\uff0c\u5c31\u53ef\u80fd\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\uff08RCE\uff09\uff0c\u76f4\u63a5\u63a7\u5236\u4f60\u7684\u670d\u52a1\u5668\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u4ee4\u4eba\u810a\u80cc\u53d1\u51c9\u7684\u662f\uff0c<code>\u8fd9\u6bb5\u6709\u95ee\u9898\u7684\u4ee3\u7801\uff0c\u4ece 2008 \u5e74\u8d77\u5c31\u85cf\u5728 NGINX \u4ee3\u7801\u5e93\u91cc\u4e86\uff0c\u6574\u6574\u6f5c\u4f0f\u4e86 18 \u5e74<\/code>\u300218 \u5e74\u95f4\u5c31\u6ca1\u4eba\u53d1\u73b0\uff0c\u76f4\u5230\u6700\u8fd1\u3002\u6211\u6709\u7406\u7531\u76f8\u4fe1\uff0c\u8fd9\u6b21\u8fd8\u662f AI \u7684\u529f\u52b3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6587\u7ae0\u914d\u56fe\u53c2\u89c1 <a href=\"https:\/\/mp.weixin.qq.com\/s\/O8K8rZagP3YKz7rGGilGUA\">https:\/\/mp.weixin.qq.com\/s\/O8K8rZagP3YKz7rGGilGUA<\/a>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">18 \u5e74\u524d\u7684\u5b9a\u65f6\u70b8\u5f39<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u679c\u4e0d\u5176\u7136\uff0c\u6211\u770b\u4e86\u4e00\u4e9b\u8001\u5916\u7684\u8ba8\u8bba\uff0c\u8fd9\u4e2a\u5b9a\u65f6\u70b8\u5f39\u7684\u53d1\u73b0\u8fc7\u7a0b\u679c\u771f\u8fd8\u662f <code>AI \u81ea\u52a8\u5316\u626b\u63cf 6 \u5c0f\u65f6<\/code>\u63ea\u51fa\u7684\u201c\u8001\u72d0\u72f8\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2026 \u5e74 4 \u6708 18 \u65e5\uff0cdepthfirst \u56e2\u961f\u4f7f\u7528\u5176\u5185\u90e8\u81ea\u4e3b\u5b89\u5168\u5206\u6790\u7cfb\u7edf\u5bf9 NGINX \u6e90\u4ee3\u7801\u8fdb\u884c\u626b\u63cf\u3002<code>\u4ec5\u7528 6 \u5c0f\u65f6<\/code>\uff0c\u7cfb\u7edf\u5c31\u8bc6\u522b\u51fa 5 \u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u5176\u4e2d 4 \u4e2a\u83b7\u5f97 NGINX \u5b98\u65b9\u786e\u8ba4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u4e25\u91cd\u7684 <code>CVE-2026-42945<\/code> \u53ef\u8ffd\u6eaf\u5230 <code>2008 \u5e74<\/code>\uff0c\u5f71\u54cd NGINX \u5f00\u6e90\u7248 <code>0.6.27 \u81f3 1.30.0<\/code> \u7684\u51e0\u4e4e\u6240\u6709\u6807\u51c6\u6784\u5efa\u7248\u672c\u3002\u7531\u4e8e NGINX \u627f\u8f7d\u5168\u7403\u7ea6 <code>\u4e09\u5206\u4e4b\u4e00\u7684\u7f51\u7ad9<\/code>\uff0c\u8fd9\u6b21\u4e8b\u4ef6\u5f71\u54cd\u9762\u6781\u5176\u5e7f\u6cdb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u6f0f\u6d1e\u51fa\u73b0\u7684\u6280\u672f\u6839\u56e0\u662f\u4e24\u9636\u6bb5\u6267\u884c\u7684\u201c\u72b6\u6001\u9519\u4f4d\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6f0f\u6d1e\u51fa\u5728 <code>ngx_http_rewrite_module<\/code> \u6a21\u5757\u4e2d\uff0cNGINX \u4e2d\u8d1f\u8d23\u5904\u7406 <code>rewrite<\/code> \u6307\u4ee4\u7684\u811a\u672c\u5f15\u64ce\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u5f15\u64ce\u5728\u5904\u7406 rewrite \u89c4\u5219\u65f6\uff0c\u91c7\u7528<code>\u4e24\u904d\u6267\u884c\u6d41\u7a0b<\/code>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><code>\u7b2c\u4e00\u904d\uff08\u957f\u5ea6\u8ba1\u7b97\uff09<\/code>\uff1a\u7528\u5168\u96f6\u521d\u59cb\u5316\u7684\u5b50\u5f15\u64ce\u8ba1\u7b97\u8f93\u51fa\u5b57\u7b26\u4e32\u957f\u5ea6\uff0c\u7136\u540e\u5206\u914d\u5bf9\u5e94\u5927\u5c0f\u7684\u5185\u5b58\u7f13\u51b2\u533a\u3002<\/li><li><code>\u7b2c\u4e8c\u904d\uff08\u6570\u636e\u62f7\u8d1d\uff09<\/code>\uff1a\u7528\u4e3b\u5f15\u64ce\u6267\u884c\uff0c\u628a\u6570\u636e\u5b9e\u9645\u5199\u5165\u7b2c\u4e00\u904d\u5206\u914d\u597d\u7684\u7f13\u51b2\u533a\u3002<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u88ab\u53d1\u73b0\u51fa\u95ee\u9898\u7684\u6838\u5fc3\u5728\u4e8e\uff0c\u4e24\u904d\u4e4b\u95f4\u7684\u5185\u90e8\u72b6\u6001\u4e0d\u4e00\u81f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53 <code>rewrite<\/code> \u6307\u4ee4\u7684\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u542b\u6709\u95ee\u53f7\uff08<code>?<\/code>\uff09\u65f6\uff0c\u5f15\u64ce\u5185\u90e8\u7684 <code>is_args<\/code> \u6807\u5fd7\u4f4d\u4f1a\u88ab\u7f6e\u4e3a 1\uff0c\u4f46<code>\u8fd9\u4e2a\u6807\u5fd7\u5728\u4e24\u904d\u4e4b\u95f4\u4e0d\u4f1a\u88ab\u91cd\u7f6e<\/code>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7b2c\u4e00\u904d\u8ba1\u7b97\u957f\u5ea6\u65f6\uff0c\u7528\u7684\u662f<code>\u672a\u8f6c\u4e49\u7684\u539f\u59cb\u957f\u5ea6<\/code>\uff081 \u4e2a\u5b57\u7b26 = 1 \u5b57\u8282\uff09\u6765\u5206\u914d\u5185\u5b58\uff1b<\/li><li>\u4f46\u7b2c\u4e8c\u904d\u5b9e\u9645\u5199\u6570\u636e\u65f6\uff0c\u4e3b\u5f15\u64ce\u4f1a\u5bf9 URI \u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c<code>\u8f6c\u4e49\u6269\u5c55<\/code>\uff0c\u4e00\u4e2a\u7279\u6b8a\u5b57\u7b26\u53ef\u4ee5\u4ece 1 \u5b57\u8282\u81a8\u80c0\u5230 3 \u5b57\u8282\uff08\u5982 <code>%XX<\/code> \u7f16\u7801\uff09\u3002<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u9020\u6210\u7684\u7ed3\u679c\u662f\uff0c<code>\u5b9e\u9645\u5199\u5165\u91cf\u8fdc\u8d85\u5df2\u5206\u914d\u7684\u7f13\u51b2\u533a\u5927\u5c0f\uff0c\u76f4\u63a5\u9020\u6210\u5806\u7f13\u51b2\u533a\u6ea2\u51fa<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u5927\u767d\u8bdd\u8bf4\u5c31\u662f\uff0c<code>\u9884\u7b97\u6309\u539f\u4ef7\u7b97\uff0c\u7ed3\u8d26\u65f6\u5374\u6309\u4e09\u500d\u4ef7\u6536\uff0c\u94b1\u5305\uff08\u7f13\u51b2\u533a\uff09\u76f4\u63a5\u6491\u7206<\/code>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5168\u7403\u4e09\u5206\u4e4b\u4e00\u7f51\u7ad9\u4e2d\u62db<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u6f0f\u6d1e\u7684\u5f71\u54cd\u8303\u56f4\u975e\u5e38\u7684\u5e7f\uff0c\u9884\u8ba1\u5168\u7403\u4e09\u5206\u4e4b\u4e00\u7f51\u7ad9\u53d7\u5f71\u54cd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u53d7\u5f71\u54cd\u7248\u672c\u6e05\u5355<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636e F5 \u5b98\u65b9\u516c\u544a\u548c depthfirst \u7814\u7a76\u62a5\u544a\uff0c\u4ee5\u4e0b\u7248\u672c\u5747\u53d7\u5f71\u54cd\u3002<\/p>\n\n\n\n<table class=\"wp-block-table\"><thead><tr><th>\u4ea7\u54c1<\/th><th>\u53d7\u5f71\u54cd\u7248\u672c<\/th><\/tr><\/thead><tbody><tr><td><code>NGINX \u5f00\u6e90\u7248<\/code><\/td><td>0.6.27 \u81f3 1.30.0<\/td><\/tr><tr><td><code>NGINX Plus<\/code><\/td><td>R32 \u81f3 R36<\/td><\/tr><tr><td><code>NGINX Instance Manager<\/code><\/td><td>2.16.0 \u81f3 2.21.1<\/td><\/tr><tr><td><code>F5 WAF for NGINX<\/code><\/td><td>5.9.0 \u81f3 5.12.1<\/td><\/tr><tr><td><code>NGINX App Protect WAF<\/code><\/td><td>4.9.0 \u81f3 4.16.0\u30015.1.0 \u81f3 5.8.0<\/td><\/tr><tr><td><code>NGINX Ingress Controller<\/code><\/td><td>3.5.0 \u81f3 3.7.2\u30014.0.0 \u81f3 4.0.1\u30015.0.0 \u81f3 5.4.1<\/td><\/tr><tr><td><code>NGINX Gateway Fabric<\/code><\/td><td>1.3.0 \u81f3 1.6.2\u30012.0.0 \u81f3 2.5.1<\/td><\/tr><\/tbody><\/table>\n\n\n\n<p class=\"wp-block-paragraph\">\u636e\u5a01\u6613\u7f51\u62a5\u9053\uff0c<code>\u8d85\u8fc7 254 \u4e07\u4e2d\u56fd\u7f51\u7ad9<\/code>\u53ef\u80fd\u53d7\u5f71\u54cd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6f0f\u6d1e\u89e6\u53d1\u6761\u4ef6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e76\u975e\u6240\u6709 NGINX \u670d\u52a1\u5668\u90fd\u201c\u88f8\u5954\u201d\uff0c\u6f0f\u6d1e\u89e6\u53d1\u9700\u8981<code>\u4e09\u4e2a\u6761\u4ef6\u540c\u65f6\u6ee1\u8db3<\/code>\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u540c\u4e00 <code>location<\/code> \u4e0a\u4e0b\u6587\u4e2d\u8fde\u7eed\u4f7f\u7528 <code>rewrite<\/code> + <code>set<\/code> \u6307\u4ee4\uff1b<\/li><li><code>rewrite<\/code> \u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u95ee\u53f7 <code>?<\/code>\uff1b<\/li><li><code>set<\/code> \u6307\u4ee4\u5f15\u7528\u6b63\u5219\u6355\u83b7\u53d8\u91cf\uff08\u5982 <code>$1<\/code>\u3001<code>$2<\/code>\uff09\u3002<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u9ad8\u5371\u914d\u7f6e\u793a\u4f8b\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>location ~ ^\/api\/(.*)$ {\n    rewrite ^\/api\/(.*)$ \/internal?migrated=true;\n    set $original_endpoint $1;\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u914d\u7f6e\u5728\u5904\u7406\u65e7\u7248 URL \u8fc1\u79fb\u3001API \u7f51\u5173\u8def\u7531\u65f6<code>\u975e\u5e38\u5e38\u89c1<\/code>\uff0c\u5374\u6070\u6070\u6210\u4e86\u653b\u51fb\u5165\u53e3\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6f0f\u6d1e\u590d\u73b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u7b80\u5355\u8bf4\u4e00\u4e0b\u8fd9\u4e2a\u6f0f\u6d1e\u7684\u590d\u73b0\uff0c\u4ece DoS \u5230 RCE \u7684\u5b8c\u6574\u94fe\u6761\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u62d2\u7edd\u670d\u52a1\uff08DoS\uff09\u590d\u73b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7814\u7a76\u4eba\u5458\u5df2\u516c\u5f00 PoC\uff0c\u6f14\u793a\u4e86\u6f0f\u6d1e\u89e6\u53d1\u540e NGINX Worker \u8fdb\u7a0b\u5d29\u6e83\u5e76\u88ab Master \u8fdb\u7a0b\u91cd\u542f\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u8fd0\u884c PoC \u524d\nroot       7  nginx: master process\nnobody    99  nginx: worker process\n\n# \u8fd0\u884c PoC 2 \u79d2\u540e\nroot       7  nginx: master process\nnobody  2693  nginx: worker process  \u2190 Worker PID \u6539\u53d8\uff0c\u8bf4\u660e\u539f\u8fdb\u7a0b\u5df2\u5d29\u6e83\u91cd\u542f<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u6784\u9020\u5305\u542b\u5927\u91cf\u52a0\u53f7\uff08<code>+<\/code>\uff09\u7b49\u7279\u6b8a\u5b57\u7b26\u7684 URI\uff0c\u53ef\u4ee5\u5f3a\u5236\u8f6c\u4e49\u51fd\u6570\u5c06\u6bcf\u4e2a\u5b57\u8282\u6269\u5c55\u4e3a\u4e09\u4e2a\u5b57\u8282\uff0c\u4ece\u800c\u7cbe\u51c6\u63a7\u5236\u6ea2\u51fa\u5927\u5c0f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\uff08RCE\uff09\u539f\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">depthfirst \u56e2\u961f\u5f00\u53d1\u4e86<code>\u5b8c\u6574\u7684 RCE \u6982\u5ff5\u9a8c\u8bc1<\/code>\uff0c\u5229\u7528\u94fe\u975e\u5e38\u7cbe\u5999\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u5806\u5e03\u5c40\u63a7\u5236\uff1a\u5229\u7528 NGINX \u591a\u8fdb\u7a0b\u67b6\u6784\uff08Worker \u4ece Master fork\uff0c\u5185\u5b58\u5e03\u5c40\u786e\u5b9a\uff09\uff0c\u901a\u8fc7&#8221;\u8de8\u8bf7\u6c42\u5806\u98ce\u6c34&#8221;\u6280\u672f\u7cbe\u51c6\u63a7\u5236\u5806\u5e03\u5c40\uff1b<\/li><li>\u5185\u5b58\u6c60\u8986\u76d6\uff1a\u6ea2\u51fa\u8986\u76d6\u76f8\u90bb\u5185\u5b58\u6c60\u7684 <code>cleanup<\/code> \u6307\u9488\uff1b<\/li><li>\u4f2a\u9020\u7ed3\u6784\u4f53\u55b7\u5c04\uff1a\u901a\u8fc7 POST \u8bf7\u6c42\u4f53\u55b7\u5c04\u5305\u542b <code>system()<\/code> \u51fd\u6570\u6307\u9488\u7684\u4f2a\u9020 <code>ngx_pool_cleanup_s<\/code> \u7ed3\u6784\u4f53\uff1b<\/li><li>\u89e6\u53d1\u6267\u884c\uff1a\u5173\u95ed\u53d7\u5bb3\u8005\u8fde\u63a5\uff0c\u89e6\u53d1 <code>ngx_destroy_pool<\/code> \u904d\u5386 <code>cleanup<\/code> \u94fe\u8868\uff0c\u6267\u884c\u653b\u51fb\u8005\u6ce8\u5165\u7684\u547d\u4ee4\u3002<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u9a8c\u8bc1\u7684\u4e00\u4e2a\u5173\u952e\u70b9\u662f\uff0c\u5728\u5173\u95ed ASLR\uff08\u5730\u5740\u7a7a\u95f4\u5e03\u5c40\u968f\u673a\u5316\uff09\u7684\u7cfb\u7edf\u4e0a\uff0c\u53ef\u5b9e\u73b0<code>\u7a33\u5b9a\u7684\u672a\u8ba4\u8bc1 RCE<\/code>\u3002\u5373\u4f7f ASLR \u5f00\u542f\uff0c\u653b\u51fb\u8005\u4e5f\u53ef\u901a\u8fc7\u91cd\u590d\u8bf7\u6c42\u9010\u6b65\u8986\u76d6\u6307\u9488\u5b57\u8282\uff0c\u5c1d\u8bd5\u7ed5\u8fc7\u9632\u62a4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4fee\u590d\u5efa\u8bae<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6f0f\u6d1e\u53d1\u73b0\u540e\uff0c\u5404\u5927\u5b89\u5168\u673a\u6784\u4ee5\u53ca\u793e\u533a\u91cc\uff0c\u90fd\u63a8\u8350\u7acb\u5373\u884c\u52a8\uff0c\u523b\u4e0d\u5bb9\u7f13\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fee\u590d\u5efa\u8bae\u65b9\u9762\uff0c\u6211\u7efc\u5408\u4e86\u793e\u533a\u91cc\u7684\u76f8\u5173\u8ba8\u8bba\uff0c\u6574\u7406\u4e86 3 \u4e2a\u65b9\u6848\uff0c\u4f9b\u5927\u5bb6\u53c2\u8003\uff01<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6848\u4e00\uff0c\u9996\u9009\u5347\u7ea7\u7248\u672c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">F5 \u5df2\u4e8e 2026 \u5e74 5 \u6708 13 \u65e5\u53d1\u5e03\u5b89\u5168\u8865\u4e01\uff0c\u5f3a\u70c8\u5efa\u8bae\u7acb\u5373\u5347\u7ea7\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>NGINX \u5f00\u6e90\u7248\uff1a\u5347\u7ea7\u81f3 1.30.1 \u6216 1.31.0<\/li><li>NGINX Plus\uff1a\u5347\u7ea7\u81f3 R36 P4+ \u6216 R32 P6+<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6848\u4e8c\uff0c\u914d\u7f6e\u7ea7\u4e34\u65f6\u7f13\u89e3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u4f60\u4f7f\u7528\u7684\u662f OpenResty\u3001\u5b9d\u5854\u9762\u677f\u7b49\u884d\u751f\u7248\u672c\uff0c\u6682\u65e0\u5b98\u65b9\u8865\u4e01\uff0c\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u65f6\uff0c\u53ef<code>\u624b\u52a8\u4fee\u6539\u914d\u7f6e<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u672a\u547d\u540d\u6355\u83b7\u7ec4\u6539\u4e3a\u547d\u540d\u6355\u83b7\u7ec4\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5371\u9669\u5199\u6cd5\uff08\u672a\u547d\u540d\u6355\u83b7\uff09\nlocation \/api\/ {\n    rewrite ^\/api\/(.*)$ \/v2\/index.php?data=$1;\n    set $tracking_id $1;\n}\n\n# \u5b89\u5168\u5199\u6cd5\uff08\u547d\u540d\u6355\u83b7\uff09\nlocation \/api\/ {\n    if ($uri ~ ^\/api\/(?&lt;captured_data&gt;.*)$ ) {\n        set $tracking_id $captured_data;\n        rewrite ^\/api\/.*$ \/v2\/index.php?data=$captured_data break;\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6d89\u53ca\u7684\u539f\u7406\u662f\uff0c\u4f7f\u7528\u547d\u540d\u6355\u83b7\u7ec4\uff08<code>?&lt;name&gt;<\/code>\uff09\u53ef\u89c4\u907f\u8be5\u7279\u5b9a\u7684\u6ea2\u51fa\u903b\u8f91\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65b9\u6848\u4e09\uff0c\u7cfb\u7edf\u7ea7\u52a0\u56fa<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>\u786e\u4fdd ASLR \u5f00\u542f\uff1a\u6267\u884c <code>cat \/proc\/sys\/kernel\/randomize_va_space<\/code>\uff0c\u786e\u8ba4\u8fd4\u56de\u503c\u4e3a 2\u3002\u8fd9\u867d\u4e0d\u80fd\u963b\u6b62\u6ea2\u51fa\uff0c\u4f46\u80fd\u5927\u5e45\u589e\u52a0 RCE \u96be\u5ea6\uff1b<\/li><li>\u76d1\u63a7\u5f02\u5e38\u8bf7\u6c42\uff1a\u5173\u6ce8\u5305\u542b\u5927\u91cf <code>+<\/code>\u3001<code>%<\/code>\u3001<code>&amp;<\/code> \u7b49\u53ef\u8f6c\u4e49\u5b57\u7b26\u7684\u5f02\u5e38 HTTP \u8bf7\u6c42 URI\uff0c\u4ee5\u53ca POST \u8bf7\u6c42\u4f53\u4e2d\u7684\u53ef\u7591\u4e8c\u8fdb\u5236\u7ed3\u6784\u3002<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">18 \u5e74\u8001\u5751\u4e3a\u4f55\u4eca\u5929\u624d\u88ab\u53d1\u73b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6b21\u4e8b\u4ef6\u6700\u503c\u5f97\u53cd\u601d\u7684\uff0c\u662f<code>\u6f0f\u6d1e\u7684\u53d1\u73b0\u65b9\u5f0f<\/code>\uff0cdepthfirst \u7684\u81ea\u52a8\u5316\u7cfb\u7edf\u4ec5\u7528 6 \u5c0f\u65f6\u5c31\u627e\u5230\u4e86\u8fd9\u4e2a\u9690\u85cf 18 \u5e74\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u63ed\u793a\u4e86\u4e00\u4e2a\u6b8b\u9177\u73b0\u5b9e\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u4f20\u7edf\u4eba\u5de5\u7a0b\u7801\u5ba1\u8ba1\uff0c\u9762\u5bf9 NGINX \u8fd9\u7c7b\u6570\u767e\u4e07\u884c C \u8bed\u8a00\u4ee3\u7801\u7684\u590d\u6742\u9879\u76ee\uff0c\u65e9\u5df2\u529b\u4e0d\u4ece\u5fc3\u3002<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\u4f7f\u662f\u8fd0\u884c\u8d85\u8fc7\u5341\u5e74\u7684\u201c\u7a33\u5b9a\u201d\u5f00\u6e90\u7ec4\u4ef6\uff0c\u4e5f\u53ef\u80fd\u9690\u85cf\u81f4\u547d\u7f3a\u9677\u3002\u5bf9\u4e8e\u4f01\u4e1a\u67b6\u6784\u5e08\u548c\u5b89\u5168\u5de5\u7a0b\u5e08\u800c\u8a00\uff0c\u8fd9\u518d\u6b21\u5370\u8bc1\u4e86\u201c\u6df1\u5ea6\u9632\u5fa1\uff08Defense in Depth\uff09\u201d\u4e0e\u201c\u53ca\u65f6\u8865\u4e01\u7ba1\u7406\u201d\u7684\u57fa\u77f3\u5730\u4f4d\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65f6\u95f4\u7ebf\u56de\u987e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u8fd9\u4e2a\u8868\u683c\u662f\u8fd9\u6b21\u6f0f\u6d1e\u53d1\u73b0\u7684\u6574\u4e2a\u65f6\u95f4\u7ebf\u3002<\/p>\n\n\n\n<table class=\"wp-block-table\"><thead><tr><th>\u65e5\u671f<\/th><th>\u4e8b\u4ef6<\/th><\/tr><\/thead><tbody><tr><td>2026-04-18<\/td><td>depthfirst \u81ea\u52a8\u5316\u7cfb\u7edf\u626b\u63cf NGINX \u6e90\u7801\uff0c\u53d1\u73b0 5 \u4e2a\u95ee\u9898<\/td><\/tr><tr><td>2026-04-21<\/td><td>\u901a\u8fc7 GitHub \u5b89\u5168\u516c\u544a\u5411 NGINX \u62a5\u544a<\/td><\/tr><tr><td>2026-04-24<\/td><td>NGINX \u786e\u8ba4\u5176\u4e2d 4 \u4e2a\u95ee\u9898<\/td><\/tr><tr><td>2026-04-28<\/td><td>\u901a\u77e5 NGINX \u5df2\u5f00\u53d1\u51fa\u53ef\u8fd0\u884c\u7684 RCE PoC<\/td><\/tr><tr><td>2026-05-05<\/td><td>\u5411 NGINX \u5206\u4eab RCE PoC \u53ca\u6f14\u793a\u89c6\u9891<\/td><\/tr><tr><td>2026-05-13<\/td><td>F5 \u53d1\u5e03 NGINX \u5b89\u5168\u516c\u544a\uff0c\u6f0f\u6d1e\u516c\u5f00<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ed3\u8bed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><code>CVE-2026-42945<\/code> \u662f\u4e00\u6b21\u6559\u79d1\u4e66\u7ea7\u7684\u201c\u8001\u6f0f\u6d1e\u65b0\u53d1\u201d\u6848\u4f8b\u3002\u5b83\u63d0\u9192\u6211\u4eec\uff0c\u5728\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u7684\u6838\u5fc3\u7ec4\u4ef6\u4e2d\uff0c\u6ca1\u6709\u201c\u8db3\u591f\u5b89\u5168\u201d\u7684\u8fc7\u53bb\uff0c\u53ea\u6709\u201c\u5c1a\u672a\u53d1\u73b0\u201d\u7684\u9690\u60a3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5927\u5bb6\u7684\u751f\u4ea7\u73af\u5883\u8fd8\u5728\u8fd0\u884c NGINX 1.30.0 \u53ca\u4ee5\u4e0b\u7248\u672c\uff0c\u4e14\u914d\u7f6e\u4e2d\u4f7f\u7528\u4e86 <code>rewrite<\/code> + <code>set<\/code> \u7684\u7ec4\u5408\uff0c\u5efa\u8bae\u5927\u5bb6\u7acb\u523b\u53bb\u5347\u7ea7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7531\u4e8e\u76f8\u5173 PoC \u5df2\u516c\u5f00\uff0c\u653b\u51fb\u53ea\u662f\u65f6\u95f4\u95ee\u9898\u3002\u800c AI \u5e26\u6765\u7684\u6539\u53d8\u6216\u5f71\u54cd\uff0c\u4ee5\u53ca\u6d89\u53ca\u5230\u6f0f\u6d1e\u5b89\u5168\u9886\u57df\u4e86\u3002<\/p>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" 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