XSS in Zikula

[advisory () htbridge ch]

Vulnerability ID: HTB23039
Reference: https://www.htbridge.ch/advisory/xss_in_zikula.html
Product: Zikula Application Framework
Vendor: Zikula Software Foundation ( http://zikula.org/ ) 
Vulnerable Version: 1.3.0, build #3168 and probably prior
Tested Version: 1.3.0, build #3168
Vendor Notification: 17 August 2011 
Vulnerability Type: XSS (Cross Site Scripting)
Status: Fixed by Vendor
Risk level: Medium 
Credit: High-Tech Bridge SA Security Research Lab ( https://www.htbridge.ch/advisory/ ) 

Vulnerability Details:
High-Tech Bridge SA Security Research Lab has discovered multiple vulnerabilities in Zikula Application Framework, 
which can be exploited to perform cross-site scripting attacks.

Input passed via the "themename" parameter to "ztemp/view_compiled/Theme/theme_admin_setasdefault.php" is not properly 
sanitised before being returned to the user.
This can be exploited to execute arbitrary HTML and script code in a administrator's browser session in context of 
affected website.

The following PoC code is available:


http://host/index.php?module=theme&type=admin&func=setasdefault&themename=%3Cscript%3Ealert%28document.cookie%29%3C/script%3E

Solution: Upgrade to the most recent version