bugtraq - HTB22843: Path disclosure in GD Star Rating wordpress plugin

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Message-Id: <201102221205.p1MC5FU3025872@htbridge.ch>
Date: Tue, 22 Feb 2011 13:05:15 +0100 (CET)
From: advisory@...ridge.ch
To: bugtraq@...urityfocus.com
Subject: HTB22843: Path disclosure in GD Star Rating wordpress plugin

Vulnerability ID: HTB22843
Reference: http://www.htbridge.ch/advisory/path_disclosure_in_gd_star_rating_wordpress_plugin.html
Product: GD Star Rating wordpress plugin
Vendor: Milan Petrovic  ( http://www.gdstarrating.com/ ) 
Vulnerable Version: 1.9.7
Vendor Notification: 08 February 2011 
Vulnerability Type: Path disclosure
Status: Awaiting Vendor Solution
Risk level: Low 
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) 

Vulnerability Details:
The vulnerability exists due to failure in the "/wp-content/plugins/gd-star-rating/widgets/widget_top.php" script, it's possible to generate an error that will reveal the full path of the script.
A remote user can determine the full path to the web root directory and other potentially sensitive information.

The following PoC is available:

http://[host]/wp-content/plugins/gd-star-rating/widgets/widget_top.php