bugtraq - XSRF (CSRF) in NPDS REvolution

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Message-Id: <201005201817.o4KIHTPv084688@htbridge.ch>
Date: Thu, 20 May 2010 20:17:29 +0200 (CEST)
From: advisory@...ridge.ch
To: bugtraq@...urityfocus.com
Subject: XSRF (CSRF) in NPDS REvolution

Vulnerability ID: HTB22367
Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_npds_revolution.html
Product: NPDS REvolution
Vendor: NPDS
Vulnerable Version: REvolution 10.02 and Probably Prior Versions
Vendor Notification: 06 May 2010 
Vulnerability Type: CSRF (Cross-Site Request Forgery)
Status: Fixed by Vendor
Risk level: Low 
Credit: High-Tech Bridge SA (http://www.htbridge.ch/) 

Vulnerability Details:
The vulnerability exists due to failure in the "admin.php" script to properly verify the source of HTTP request. 

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: 

<img src="http://host/admin.php?op=ConfigFiles_save&Xtxt=<?+phpinfo()+?>&Xfiles=footer_after&confirm=1">

Solution: Upgrade to the most recent verison