Joomla! nBill Component "message" Cross-Site Scripting

by Carol~ Moderator - 4/27/12 5:17 AM

In Reply to: VULNERABILITIES / FIXES - April 27, 2012 by Carol~ Moderator

Joomla! nBill Component "message" Cross-Site Scripting Vulnerability

Release Date : 2012-04-27

Criticality level : Less critical
Impact : Cross Site Scripting
Where : From remote
Solution Status : Unpatched

Software: nBill 2.x (component for Joomla)

Description:
A vulnerability has been discovered in the nBill component for Joomla!, which can be exploited by malicious people to conduct cross-site scripting attacks.

Input passed via the "message" parameter to index.php (when "option" is set to "com_nbill" and "task" is set to "generated-view") is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.

The vulnerability is confirmed in version 2.3.2. Other versions may also be affected.

Solution:
Filter malicious characters and character sequences using a proxy.

Provided and/or discovered by:
Jakub Galczyk.

http://secunia.com/advisories/49004/