Reflected Cross-Site Scripting (XSS) in MaxButtons WordPress Plugin

[High-Tech Bridge Security Research <advisory@xxxxxxxxxxxx>]

Advisory ID: HTB23237
Product: MaxButtons WordPress plugin
Vendor: Max Foundry
Vulnerable Version(s): 1.26.0 and probably prior
Tested Version: 1.26.0
Advisory Publication:  September 24, 2014  [without technical details]
Vendor Notification: September 24, 2014 
Vendor Patch: October 2, 2014 
Public Disclosure: October 15, 2014 
Vulnerability Type: Cross-Site Scripting [CWE-79]
CVE Reference: CVE-2014-7181
Risk Level: Low 
CVSSv2 Base Score: 2.6 (AV:N/AC:H/Au:N/C:N/I:P/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 MaxButtons 
WordPress plugin, which can be exploited to perform Cross-Site Scripting (XSS) 
attacks against logged-in  administrator. 


1) Reflected Cross-Site Scripting (XSS) in MaxButtons wordpress plugin: 
CVE-2014-7181

Input passed via the "id" HTTP GET parameter to "/wp-admin/admin.php" script is 
not properly sanitised before being returned to the user. A remote attacker can 
trick a logged-in administrator to open a specially crafted link and execute 
arbitrary HTML and script code in browser in context of the vulnerable website.

The exploitation example below uses the "alert()" JavaScript function to 
display "immuniweb" word:

http://wordpress/wp-admin/admin.php?page=maxbuttons-controller&action=button&id=%27%22%3E%3Cscript%3Ealert%28/immuniweb/%29;%3C/script%3E


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Solution:

Update to MaxButtons 1.26.1

More Information:
https://wordpress.org/plugins/maxbuttons/changelog/

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References:

[1] High-Tech Bridge Advisory HTB23237 - 
https://www.htbridge.com/advisory/HTB23237 - Reflected Cross-Site Scripting 
(XSS) in MaxButtons WordPress Plugin.
[2] MaxButtons WordPress plugin - http://maxfoundry.com/ - The best WordPress 
button generator.
[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® SaaS - https://www.htbridge.com/immuniweb/ - hybrid of manual 
web application penetration test and cutting-edge vulnerability scanner 
available online via a Software-as-a-Service (SaaS) model.

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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.