ZH2003-24SA (security advisory): ChitChat.NET XSS Vulnerability

[G00db0y <G00db0y@zone-h.org>]

ZH2003-24SA (security advisory): ChitChat.NET XSS Vulnerability


Published: 13 august 2003

Released: 13 august 2003

Name: ChitChat.NET

Affected Systems: 2.0

Issue: Remote attackers can inject XSS script

Author: G00db0y@zone-h.org

Vendor: http://clickcess.com/



Description

***********

Zone-h Security Team has discovered a flaw in ChitChat.NET v2.0 (and older 
versions?).
"ChitChat.NET is an ASP.NET based discussion forum designed specifically 
for SQL Server." 




Details

*******
 
It's possibile to inject XSS script in the Name box and in the Topic Title 
box.

For example try this:

Name: <script>alert(Zone-h1)</script>

Email address: test@test.com

Topic title: <script>alert(Zone-h)</script>

Message: www.Zone-h.org



Solution:

*********

The vendor has been contacted and a patch was produced.


Suggestions:

************

Filter the posting procedure.


G00db0y - www.zone-h.org admin

Original advisory here: http://www.zone-h.org/en/advisories/read/id=2882/