{"id":591,"date":"2025-04-21T22:57:23","date_gmt":"2025-04-21T14:57:23","guid":{"rendered":"http:\/\/47.121.202.229\/?p=591"},"modified":"2025-04-21T22:57:25","modified_gmt":"2025-04-21T14:57:25","slug":"php%e6%96%87%e4%bb%b6%e5%8c%85%e5%90%ab%e6%bc%8f%e6%b4%9e","status":"publish","type":"post","link":"http:\/\/47.121.202.229\/?p=591","title":{"rendered":"PHP\u6587\u4ef6\u5305\u542b\u6f0f\u6d1e"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">0x00  \u5f15\u8a00<\/h2>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u770b\u4e00\u4e0bwcschool\u5bf9php\u6587\u4ef6\u5305\u542b\u7684\u4e24\u4e2a\u5173\u952e\u5b57\u7684\u89e3\u91ca\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/47.121.202.229\/wp-content\/uploads\/2025\/04\/image-62-1024x855.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"855\" data-original=\"http:\/\/47.121.202.229\/wp-content\/uploads\/2025\/04\/image-62-1024x855.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-592\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>\u5728include\u6216require\u540e\u63a5\u4e0a\u8def\u5f84\u5730\u5740\uff0c\u4f1a\u5728\u670d\u52a1\u5668\u6267\u884c\u5f53\u524d\u811a\u672c\u4e4b\u524d\uff0c\u63d2\u5165\u8def\u5f84\u4e2d\u7684\u6587\u4ef6\u5185\u5bb9\u3002\u4e0d\u7ba1\u8def\u5f84\u4e2d\u7684\u5185\u5bb9\u662f\u4ec0\u4e48\uff0c\u53ea\u8981\u88abinclude require\u5305\u542b\u8fdb\u53bb\uff0c\u90fd\u662f\u4e00\u6837\u88ab\u5f53\u4f5cphp\u4ee3\u7801\u6267\u884c\u89e3\u91ca\u7684\u3002\u5982\u679c\u8bf4\u8fd9\u4e2a\u8def\u5f84\u662f\u88ab\u5199\u6b7b\u7684\uff0c\u90a3\u6ca1\u529e\u6cd5\uff0c\u6ca1\u6709\u64cd\u4f5c\u7684\u7a7a\u95f4\u4e86\uff1b\u5982\u679c\u8bf4\u8fd9\u4e2a\u8def\u5f84\u662f\u53ef\u4ee5\u6539\u53d8\u7684\uff0c\u662f\u5ba2\u6237\u7aef\u53ef\u4ee5\u81ea\u5b9a\u4e49\u7684\uff0c\u90a3\u4e48\u5c31\u6709\u6587\u4ef6\u5305\u542b\u6f0f\u6d1e\u7684\u53ef\u80fd\u6027\u3002\u6bd4\u5982\u8def\u5f84\u662f\u4eceGET\u65b9\u6cd5\u4e2d\u4f20\u9012\u7684\uff0c\u5e76\u4e14\u670d\u52a1\u5668\u4ee3\u7801\u6ca1\u6709\u5bf9\u8fd9\u4e2a\u8def\u5f84\u505a\u4e25\u683c\u7684\u8fc7\u6ee4\uff0c\u90a3\u4e48\u7528\u6237\u5c31\u53ef\u4ee5\u4fee\u6539\u8def\u5f84\u7684\u503c\uff0c\u4ece\u800c\u8fbe\u5230\u5305\u542b\u6076\u610f\u4ee3\u7801\u3001\u6267\u884c\u6076\u610f\u4ee3\u7801\u7684\u76ee\u7684\uff0c\u6216\u662f\u8bfb\u53d6\u5230\u60f3\u8981\u7684\u5185\u5bb9\uff0c\u6267\u884c\u60f3\u8981\u7684\u64cd\u4f5c\u3002\u6bd4\u5982<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php \n  $file=$_GET&#91;'file'];\n  include $file\uff1b\n?><\/code><\/pre>\n\n\n\n<p>\u8fd9\u6bb5\u4ee3\u7801\u4ece$_GET\u5168\u5c40\u6570\u7ec4\u4e2d\u83b7\u53d6file\u53c2\u6570\u4f5c\u4e3a\u8def\u5f84\uff0c\u5e76\u5305\u542b\u8fd9\u4e2a\u8def\u5f84\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">0x01  \u8fdc\u7a0b\u6587\u4ef6\u5305\u542b<\/h2>\n\n\n\n<p>\u6267\u884c\u6761\u4ef6\uff1aphp.ini\u914d\u7f6e\u6587\u4ef6\u4e2d allow_url_fopen=on     allow_url_include = on<\/p>\n\n\n\n<p>\u5f53\u5f00\u542f\u4e86\u4e0a\u8ff0\u5f00\u5173\uff0cphp\u811a\u672c\u5c31\u53ef\u4ee5include\u8fdc\u7a0b\u6587\u4ef6\u7684\u5730\u5740\u3002\u8fd9\u65f6\u5019\u76f4\u63a5\u5305\u542b\u8fdc\u7a0b\u6728\u9a6c\u6587\u4ef6\uff0c\u8bbf\u95ee\u76ee\u6807\u6587\u4ef6\uff0c\u5c31\u53ef\u4ee5\u6267\u884c\u6076\u610f\u4ee3\u7801\u3002\u56e0\u4e3a<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">0x02  \u672c\u5730\u6587\u4ef6\u5305\u542b<\/h2>\n\n\n\n<p>\u5f53\u672c\u5730\u5b58\u5728\u6076\u610f\u6728\u9a6c\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u76f4\u63a5\u5305\u542b\u5229\u7528\uff0c\u56e0\u6b64\u53eb\u6709\u6587\u4ef6\u5229\u7528\uff0c\u901a\u5e38\u914d\u5408\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\u8fdb\u884c\u3002\u5f53\u65e0\u6cd5\u4e0a\u4f20\u6076\u610f\u6728\u9a6c\uff0c\u53ef\u4ee5\u5229\u7528\u670d\u52a1\u5668\u672c\u8eab\u5b58\u5728\u7684\u6587\u4ef6\u8fdb\u884c\u6076\u610f\u6728\u9a6c\u5305\u542b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6709\u6587\u4ef6\u5229\u7528<\/h3>\n\n\n\n<p>\u5047\u5982\u7f51\u7ad9\u5b58\u5728\u6587\u4ef6\u4e0a\u4f20\u70b9\uff0c\u901a\u8fc7\u5404\u79cd\u65b9\u5f0f\u5c06\u5b58\u5728\u6076\u610f\u6728\u9a6c\u5185\u5bb9\u7684\u6587\u4ef6\u7ed5\u8fc7\u4e0a\u4f20\u68c0\u6d4b\uff0c\u5230\u8fbe\u670d\u52a1\u5668\uff0c\u518d\u8fdb\u884c\u5305\u542b\uff0c\u4f1a\u5c06\u6587\u4ef6\u5185\u5bb9\u7528php\u89e3\u91ca\u5668\u8fdb\u884c\u89e3\u6790\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65e0\u6587\u4ef6\u5229\u7528<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f2a\u534f\u8bae\u7ed5\u8fc7<\/h4>\n\n\n\n<p>php\u5185\u7f6e\u6709\u5f88\u591aURL\u98ce\u683c\u7684\u5c01\u88c5\u534f\u8bae\uff0c\u53ef\u7528\u4e8e fopen\\copy\\file_exists\\filesize\u7b49\u6587\u4ef6\u7cfb\u7edf\u51fd\u6570\u3002\u8fd9\u4e9b\u534f\u8bae\u4e5f\u80fd\u4f5c\u4e3ainclude\u540e\u7684\u53c2\u6570\u3002\u5e38\u89c1\u7684\u4f2a\u534f\u8bae\u5982\u4e0b;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1 file:\/\/ \u2014 \u8bbf\u95ee\u672c\u5730\u6587\u4ef6\u7cfb\u7edf<\/li>\n\n\n\n<li>2 http:\/\/ \u2014 \u8bbf\u95ee HTTP(s) \u7f51\u5740<\/li>\n\n\n\n<li>3 ftp:\/\/ \u2014 \u8bbf\u95ee FTP(s) URLs<\/li>\n\n\n\n<li>4 php:\/\/ \u2014 \u8bbf\u95ee\u5404\u4e2a\u8f93\u5165\/\u8f93\u51fa\u6d41\uff08I\/O streams\uff09<\/li>\n\n\n\n<li>5 zlib:\/\/ \u2014 \u538b\u7f29\u6d41<\/li>\n\n\n\n<li>6 data:\/\/ \u2014 \u6570\u636e\uff08RFC 2397\uff09<\/li>\n\n\n\n<li>7 glob:\/\/ \u2014 \u67e5\u627e\u5339\u914d\u7684\u6587\u4ef6\u8def\u5f84\u6a21\u5f0f<\/li>\n\n\n\n<li>8 phar:\/\/ \u2014 PHP \u5f52\u6863<\/li>\n\n\n\n<li>9 ssh2:\/\/ \u2014 Secure Shell 2<\/li>\n\n\n\n<li>10 rar:\/\/ \u2014 RAR<\/li>\n\n\n\n<li>11 ogg:\/\/ \u2014 \u97f3\u9891\u6d41<\/li>\n\n\n\n<li>12 expect:\/\/ \u2014 \u5904\u7406\u4ea4\u4e92\u5f0f\u7684\u6d41<\/li>\n<\/ul>\n\n\n\n<h5 class=\"wp-block-heading\">1. php:\/\/filter<\/h5>\n\n\n\n<p><strong>\u4f7f\u7528\u6761\u4ef6\uff1aallow_url_fopen=on\/off     allow_url_include = on\/off<\/strong><\/p>\n\n\n\n<p>php:\/\/filter \u662f\u4e00\u79cd\u5143\u5c01\u88c5\u5668\uff0c \u8bbe\u8ba1\u7528\u4e8e\u6570\u636e\u6d41\u6253\u5f00\u65f6\u7684\u7b5b\u9009\u8fc7\u6ee4\u5e94\u7528\u3002 \u8fd9\u5bf9\u4e8e\u4e00\u4f53\u5f0f\uff08all-in-one\uff09\u7684\u6587\u4ef6\u51fd\u6570\u975e\u5e38\u6709\u7528\uff0c\u7c7b\u4f3c readfile()\u3001 file() \u548c file_get_contents()\uff0c \u5728\u6570\u636e\u6d41\u5185\u5bb9\u8bfb\u53d6\u4e4b\u524d\u6ca1\u6709\u673a\u4f1a\u5e94\u7528\u5176\u4ed6\u8fc7\u6ee4\u5668\u3002<\/p>\n\n\n\n<p>\u7b80\u5355\u901a\u4fd7\u7684\u8bf4\uff0c\u8fd9\u662f\u4e00\u4e2a\u4e2d\u95f4\u4ef6\uff0c\u5728\u8bfb\u5165\u6216\u5199\u5165\u6570\u636e\u7684\u65f6\u5019\u5bf9\u6570\u636e\u8fdb\u884c\u5904\u7406\u540e\u8f93\u51fa\u7684\u4e00\u4e2a\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p>php:\/\/filter\u53ef\u4ee5\u83b7\u53d6\u6307\u5b9a\u6587\u4ef6\u6e90\u7801\u3002\u5f53\u5b83\u4e0e\u5305\u542b\u51fd\u6570\u7ed3\u5408\u65f6\uff0cphp:\/\/filter\u6d41\u4f1a\u88ab\u5f53\u4f5cphp\u6587\u4ef6\u6267\u884c\u3002\u6240\u4ee5\u6211\u4eec\u4e00\u822c\u5bf9\u5176\u8fdb\u884c\u7f16\u7801\uff0c\u8ba9\u5176\u4e0d\u6267\u884c\u3002\u4ece\u800c\u5bfc\u81f4\u4efb\u610f\u6587\u4ef6\u8bfb\u53d6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>?file=php:<em>\/\/filter\/read=convert.base64-encode\/resource=a.php<\/em>  #\u5c06php\u6587\u4ef6base64\u7f16\u7801\u540e\u8f93\u51fa\uff0c\u8fd9\u6837\u5982\u679c\u88abinclude\u5305\u542b\u540e\u5c31\u4e0d\u4f1a\u88ab\u5f53\u4f5cphp\u4ee3\u7801\u6267\u884c\uff0c\u800c\u662f\u76f4\u63a5\u8bfb\u53d6<\/code><\/pre>\n\n\n\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0cfile\u662f\u5229\u7528\u6f0f\u6d1e\u7684\u53c2\u6570\u540d\uff0c<strong>convert.base64-encode\u00a0<\/strong>\u662f\u8f6c\u6362\u8fc7\u6ee4\u5668\uff0c\u5c06\u6587\u4ef6\u5185\u5bb9\u7ecf\u8fc7\u8fd9\u4e2a\u8fc7\u6ee4\u5668\u53d8\u6210base64\u7f16\u7801\u7684\u683c\u5f0f\uff0cresource\u662f\u8def\u5f84\u540d\uff0c\u53ef\u4ee5\u662f\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">2. data:\/\/<\/h5>\n\n\n\n<p><strong>\u4f7f\u7528\u6761\u4ef6\uff1aallow_url_fopen=on     allow_url_include = on<\/strong><\/p>\n\n\n\n<p>\u6570\u636e\u6d41\u5c01\u88c5\u5668\uff0c\u4ee5\u4f20\u9012\u76f8\u5e94\u683c\u5f0f\u7684\u6570\u636e\u3002\u53ef\u4ee5\u8ba9\u7528\u6237\u6765\u63a7\u5236\u8f93\u5165\u6d41\uff0c\u5f53\u5b83\u4e0e\u5305\u542b\u51fd\u6570\u7ed3\u5408\u65f6\uff0c\u7528\u6237\u8f93\u5165\u7684data:\/\/\u6d41\u4f1a\u88abphp\u89e3\u91ca\u5668\u6267\u884c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>127.0.0.1\/include.php?file=data:\/\/text\/plain,&lt;?php%20phpinfo();?><\/em><\/code><\/pre>\n\n\n\n<p>\u5047\u5982\u670d\u52a1\u7aef\u7684\u4ee3\u7801\u8fc7\u6ee4\u4e86php\uff0c\u53ef\u4ee5\u7528\u4ee5\u4e0b\u65b9\u5f0f\u7ed5\u8fc7\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em>127.0.0.1\/include.php?file=data:\/\/text\/plain;base64,PD9waHAgcGhwaW5mbygpOz8%2b<\/em><\/code><\/pre>\n\n\n\n<h5 class=\"wp-block-heading\">3. file:\/\/<\/h5>\n\n\n\n<p><strong>\u4f7f\u7528\u6761\u4ef6\uff1aallow_url_fopen=on\/off     allow_url_include = on\/off<\/strong><\/p>\n\n\n\n<p>\u9ed8\u8ba4\u4e0d\u6dfb\u52a0\u534f\u8bae\u65f6\uff0c\u4f7f\u7528\u7684\u5c31\u662ffile\u534f\u8bae\uff0c\u7528\u4e8e\u8bbf\u95ee\u672c\u5730\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684\u5185\u5bb9<\/p>\n\n\n\n<h5 class=\"wp-block-heading\">4. php:\/\/input<\/h5>\n\n\n\n<p><strong>\u4f7f\u7528\u6761\u4ef6\uff1aallow_url_fopen=on\/off allow_url_include = on<\/strong><\/p>\n\n\n\n<p><strong>php:\/\/input<\/strong>\u53ef\u4ee5\u8bbf\u95ee\u8bf7\u6c42\u7684\u539f\u59cb\u6570\u636e\u7684\u53ea\u8bfb\u6d41\uff0c\u5c06post\u8bf7\u6c42\u7684\u6570\u636e\u5f53\u4f5cphp\u4ee3\u7801\u6267\u884c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>http:\/\/127.0.0.1\/cmd.php?cmd=php:\/\/input<br>POST\u6570\u636e\uff1a&lt;?php phpinfo()?&gt;<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u7f51\u7ad9\u4e2d\u95f4\u4ef6\u65e5\u5fd7\u6587\u4ef6\u5305\u542b<\/h4>\n\n\n\n<p>\u4e0d\u540c\u7684\u4e2d\u95f4\u4ef6\u90fd\u4f1a\u6709\u65e5\u5fd7\u6587\u4ef6\uff0c\u8bb0\u5f55\u6bcf\u4e00\u6b21\u8bf7\u6c42\u7684IP\u5730\u5740\u3001\u65f6\u95f4\u3001\u8bbf\u95ee\u8def\u5f84\u3001\u72b6\u6001\u7801\u4ee5\u53causer-agent\u7b49\u5404\u79cd\u4fe1\u606f\u3002\u56e0\u6b64\u53ef\u4ee5\u5c1d\u8bd5\u5728\u53d1\u9001\u8bf7\u6c42\u5305\u65f6\uff0c\u6784\u9020\u8bf7\u6c42\u5305\u4e2d\u4e00\u4e9b\u4f1a\u88ab\u5b58\u50a8\u5230\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u53c2\u6570\u5185\u5bb9\uff0c\u8fbe\u5230\u6ce8\u5165\u6076\u610f\u4ee3\u7801\u7684\u76ee\u7684\uff0c\u968f\u540e\u5c06\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u5305\u542b\uff0c\u8ba9\u6076\u610f\u4ee3\u7801\u88ab\u89e3\u91ca\u5668\u6267\u884c\u3002<\/p>\n\n\n\n<p>\u60f3\u5305\u542b\u76ee\u5f55\u6587\u4ef6\u9996\u5148\u5f97\u77e5\u9053\u8def\u5f84\u3002Linux\u7cfb\u7edf\u4e0b\uff0cApache\u7684\u65e5\u5fd7\u6587\u4ef6\u9ed8\u8ba4\u5b58\u50a8\u5728\/var\/log\/httpd\/access_log\u8def\u5f84\u4e2d\uff1bWindows\u7cfb\u7edf\u4e0b\uff0c\u9ed8\u8ba4\u5b58\u50a8\u5728Apache\u7684\u5b89\u88c5\u76ee\u5f55\u4e0b\u7684\\logs\\access.log\u4e2d\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">SSH\u65e5\u5fd7\u6587\u4ef6\u5305\u542b(Linux\u7cfb\u7edf)<\/h4>\n\n\n\n<p>\u5bf9\u4e8eLinux\u7cfb\u7edf\uff0cSSH\u7684\u65e5\u5fd7\u6587\u4ef6\u9ed8\u8ba4\u5b58\u5728\u4e8e\/var\/log\/auth.log\u7684\u8def\u5f84\u4e0b\u3002\u5c1d\u8bd5\u767b\u5f55\u76ee\u6807\u670d\u52a1\u5668SSH\uff0c\u5bc6\u7801\u6216\u7528\u6237\u540d\u5199\u4e00\u53e5\u8bdd\u6728\u9a6c\uff0c\u5c31\u4f1a\u88ab\u5b58\u50a8\u5230\u65e5\u5fd7\u6587\u4ef6\u4e2d\uff0c\u968f\u540e\u8fdb\u884c\u5305\u542b\u3002<\/p>\n\n\n\n<h4 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