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Family: CGI abuses : XSS --> Category: attack

YaBB usersrecentposts Cross-Site Scripting Vulnerability Vulnerability Scan

Vulnerability Scan Summary
Checks for usersrecentposts cross-site scripting vulnerability in YaBB

Detailed Explanation for this Vulnerability Test

Synopsis :

The remote web server contains a CGI application that is prone to
cross-site scripting attacks.

Description :

The installed version of YaBB (Yet Another Bulletin Board) on the
remote host suffers from a remote cross-site scripting flaw due to its
failure to properly sanitize input passed via the 'username' parameter
and used as part of the 'usersrecentposts' action. By exploiting this
flaw, a remote attacker can cause arbitrary code to be executed in a
user's browser in the context of the affected web site, resulting in
the theft of authentication data or other such attacks.

Solution :

Upgrade to YaBB version 2 RC2 or greater.

Threat Level:

Low / CVSS Base Score : 2

Click HERE for more information and discussions on this network vulnerability scan.


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