vBulletin Vbugs.PHP Cross-Site Scripting Vulnerability

Bugtraq ID:	17407
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Apr 07 2006 12:00AM
Updated:	Apr 10 2006 03:32PM
Credit:	r0t is credited with the discovery of this vulnerability.
Vulnerable:	VBulletin VBulletin 3.5.1
Not Vulnerable:

vBulletin Vbugs.PHP Cross-Site Scripting Vulnerability

vBulletin is prone to a cross-site scripting vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input.

An attacker may leverage this issue to have arbitrary script code executed in the browser of an unsuspecting user in the context of the affected site. This may help the attacker steal cookie-based authentication credentials and launch other attacks.

Version 3.5.1 is vulnerable; other versions may also be affected.

vBulletin Vbugs.PHP Cross-Site Scripting Vulnerability

This issue can be exploited through a web client.

An example URI has been provided:

http://www.example.com//vbugs.php?do=list&s=&textsearch=&vbug_typeid=0&vbug_statusid=0&vbug_severityid=0&vbug_versionid=0&assignment=0&sortfield=lastedit&sortorder=%22%3Cscript%3Ealert('r0t')%3C/script%3E

vBulletin Vbugs.PHP Cross-Site Scripting Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected]:[email protected].

vBulletin Vbugs.PHP Cross-Site Scripting Vulnerability

References:

• vBug Tracker for vBulletin 3.5.x XSS vuln. (r0t)
  
• Vendor Homepage (Kyberna)