TITLE:
vBulletin vBug Tracker Module "sortorder" Cross-Site Scripting

SECUNIA ADVISORY ID:
SA19562

VERIFY ADVISORY:
http://secunia.com/advisories/19562/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

SOFTWARE:
vBug Tracker 3.x (module for vBulletin)
http://secunia.com/product/9230/

DESCRIPTION:
r0t has reported a vulnerability in the vBug Tracker module for
vBulletin, which can be exploited by malicious people to conduct
cross-site scripting attacks.

Input passed to the "sortorder" parameter in vbugs.php 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 has been reported in version 3.5.1. Other versions
may also be affected.

SOLUTION:
Edit the source code to ensure that input is properly sanitised.

PROVIDED AND/OR DISCOVERED BY:
r0t

ORIGINAL ADVISORY:
http://pridels.blogspot.com/2006/04/vbug-tracker-for-vbulletin-35x-xss.html

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