Douran CMS V3.9.8.0 - Directory Traversal Vulnerability

Document Title:
===============
Douran CMS V3.9.8.0 - Directory Traversal Vulnerability



Release Date:
=============
2011-08-01


Vulnerability Laboratory ID (VL-ID):
====================================
243


Abstract Advisory Information:
==============================
The vulnerability laboratory researcher E.Shahmohamadi discovered multiple Directory Traversal vulnerabilities on the Douran CMS Portal.


Vulnerability Disclosure Timeline:
==================================
2011-08-02:	Public or Non-Public Disclosure


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


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

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


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


Technical Details & Description:
================================
Multiple directory traversal vulnerabilities are detected on the new Douran CMS V3.9.8.0
The vulnerability allows an remote attacker to request over the import& export function local directory files.

Vulnerable Module(s):
					                  [+] Import & Export


Proof of Concept (PoC):
=======================
The vulnerabilities can be exploited by remote attackers. For demonstration or reproduce ...


Dorks:
		# DOURAN Portal
		# inurl:/Homepage.aspx?site=douranPortal&tabid=1&lang=fa-IR
		# inurl:/DesktopModules/News/NewsView.aspx?

Notice:
		Regarding Attack technique [1], it is possible to bypass the security protections of ?/download.aspx?
		in Douran Portal and download the hosted files. 


PoC:
		/ImportExport/Download.aspx?filename=../../web.config
		


Security Risk:
==============
The security risk of the directory traversal vulnerability is estimated as high.


Credits & Authors:
==================
E.Shahmohamadi


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