Squiz Matrix 4.0.6 / 4.2.2 Cross Site Scripting

`Squiz Matrix - Cross-Site Scripting Vulnerability  
http://www.osisecurity.com.au/advisories/squiz-matrix-cross-site-scripting  
  
Release Date:  
06-Jun-2011  
  
Software:  
Squiz - Matrix  
http://www.squiz.net/  
  
"Squiz Matrix delivers highly flexible and robust business integration  
engine and application development tools. It is an evolution, and the  
latest release, of the very successful MySource Matrix content  
management system."  
  
Versions tested / affected:  
Squiz Matrix 4.0.6 / 4.2.2 and prior.  
  
Vulnerability discovered:  
  
Cross-site Scripting  
  
Vulnerability impact:  
  
Low - Remote content may contain JavaScript which is client executed.  
May be used to steal authentication information etc.  
  
Vulnerability information:  
  
The remote page may contain JavaScript for XSS purposes, e.g. cookies.  
The parameter is correctly filtered by using htmlentities, however the  
filtered input is echoed within a <script> statement allowing for  
javascript injection providing the logic is complete.  
  
Example:  
  
http://[target]/__lib/html_form/colour_picker.php?colour=';%20alert(document.cookie);%20var%20x='&pickerid=000000  
  
Patched scripts include insert_dfn.php, insert_link.php,  
spell_checker_popup.php, colour_picker.php and tag_suggestion.php.  
  
Recommendation:  
  
Upgrade to version 4.0.7 or 4.2.3.  
  
Workaround:  
  
N/A.  
  
Credit:  
This vulnerability was discovered by Patrick Webster.  
  
Disclosure timeline:  
01-Jun-2011 - Discovered during audit.  
02-Jun-2011 - Notified vendor. Vendor response.  
03-Jun-2011 - Vendor patched in CVS repository.  
06-Jun-2011 - Vendor announces release of v4.0.7 & 4.2.3.  
06-Jun-2011 - Disclosure.  
  
We'd like to thank Squiz for their exceptional response time in  
responding to, and addressing, these issues.  
  
About OSI Security:  
  
OSI Security is an independent network and computer security auditing  
and consulting company based in Sydney, Australia. We provide internal  
and external penetration testing, vulnerability auditing and wireless  
site audits, vendor product assessments, secure network design,  
forensics and risk mitigation services.  
  
We can be found at http://www.osisecurity.com.au/  
`