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Thread-IT Message Board XSS Vulnerability


Thread-IT Message Board XSS Vulnerability


Published: 24 September 2003

Released: 24 September 2003

Affected Systems: Thread-IT Message Board

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

Issue: Remote attackers can inject XSS script. 



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

"Thread-IT is a simple message board product that uses classic ASP scripts and 
an Access database. Installation of this product is simple even for people that 
have no ASP scripting experience."


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@xxxxxxxxxxx
http://www.bsecurity.tk