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Comment Board XSS Vulnerability
From: Bahaa Naamneh <b_naamneh () hotmail com>
Date: 24 Sep 2003 20:43:20 -0000



Comment Board XSS Vulnerability


Published: 24 September 2003

Released: 24 September 2003

Affected Systems: Comment Board

Vendor: http://www.ymonda.co.uk

Issue: Remote attackers can inject XSS script. 



Description:
============

"Comment Board works straight away with little or no configuration required and 
provides a wealth of exciting features that will keep your web site visitors 
coming back for more. Check out our online demo and try a free downloadable 
version now."


Details:
========
 
It's possibile to inject XSS script in the Topic Title, Name and Message fields. 

Examples:

">&lt;script&gt; this code will hide every thing after it including the the board topics
if any attacker write it in the topic title.

&lt;script&gt;windows.open("URL");&lt;/script&gt; this code will open a new window when the
board loaded.



Solution:
=========

The vendor has been contacted and a patch is not yet produced.



Suggestions:
============

Filter all variables. 



Discovered by / credit:
=======================

Bahaa Naamneh
b_naamneh () hotmail com
http://www.bsecurity.tk


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