bugtraq - XSS vulnerability in NPDS REvolution

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Message-Id: <201005181226.o4ICQaqN060783@htbridge.ch>
Date: Tue, 18 May 2010 14:26:36 +0200 (CEST)
From: advisory@...ridge.ch
To: bugtraq@...urityfocus.com
Subject: XSS vulnerability in NPDS REvolution

Vulnerability ID: HTB22365
Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_npds_revolution.html
Product: NPDS REvolution
Vendor: NPDS
Vulnerable Version: REvolution 10.02 and Probably Prior Versions
Vendor Notification: 01 May 2010 
Vulnerability Type: XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium 
Credit: High-Tech Bridge SA (http://www.htbridge.ch/) 

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

The vulnerability exists due to failure in the "download.php" script to properly sanitize user-supplied input in "did" variable. 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: 

http://host/download.php?op=geninfo&did=1%22%3E%3Cimg%20src=x%20onerror=alert%28document.cookie%29%3E