ZH2003-26SA (security advisory): TSguestbook Ver. 2.1 Cross-Site Scripting Vulnerability

From: Jim Pangalos <dpangalos_at_linuxmail.org>
Date: 1 Sep 2003 02:11:29 -0000

('binary' encoding is not supported, stored as-is) ZH2003-26SA (security advisory): TSguestbook Ver. 2.1 Cross-Site Scripting
Vulnerability

Published: 31/08/2003

Released: 31/08/2003

Name: TSguestbook (http://www.tsinter.net)

Affected System(s): All versions

Issue: Remote attackers can insect XSS script

Author: Trash-80 - dpangalos_at_linuxmail.org


Description

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Zone-h Security Team has discovered a flaw in TSguestbook Ver. 2.1.
TSguestbook is an object orientated guestbook. It doesn't require a MySQL
database.

Details

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It's possibile to insert XSS script in the message variable.

For example try this:

Name: Zone-h Security Team

Email: test_at_test.com

ICQ: 11111111

Homepage: http://www.zone-h.org

Message:&lt;script&gt;alert('Zone-H')&lt;/script&gt;

Solution

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

Suggestions

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Filter the message variable.


Trash-80 - www.zone-h.org operator

Received on Sep 02 2003