XSS vulnerability in Habari

From: advisory@htbridge.ch
To: bugtraq@securityfocus.com
Subject: XSS vulnerability in Habari

Vulnerability ID: HTB22731
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_habari.html
Product: Habari
Vendor: Habari ( http://habariproject.org/en/ ) 
Vulnerable Version: 0.6.5
Vendor Notification: 02 December 2010 
Vulnerability Type: XSS (Cross Site Scripting)
Status: Fixed by Vendor
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 "/system/admin/dash_additem.php" script to properly sanitize user-supplied input in "additem_form" variable when register_globals is on. 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.

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


Solution: Upgrade to the most recent version

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