bugtraq - XSS vulnerability in Eden Platform

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Message-Id: <201008091541.o79FfaTg030123@htbridge.ch>
Date: Mon, 9 Aug 2010 17:41:36 +0200 (CEST)
From: advisory@...ridge.ch
To: bugtraq@...urityfocus.com
Subject: XSS vulnerability in Eden Platform

Vulnerability ID: HTB22538
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_eden_platform.html
Product: Eden Platform
Vendor: Preation ( http://www.preation.com/ ) 
Vulnerable Version: Current at 27.07.2010 and Probably Prior Versions
Vendor Notification: 26 July 2010 
Vulnerability Type: XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium 
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) 

Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.

The vulnerability exists due to failure in the /testimonials/admin/list script to properly sanitize user-supplied input in testimonials text and author. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

An attacker can use browser to exploit this vulnerability. The following PoC is available:

Just add this value:

<script>alert(document.cookie)</script>

in testimonials text and author.