WordPress Wordfence Firewall 5.1.2 Cross Site Scripting

[bhati.contact@xxxxxxxxx]

WordPress Wordfence Firewall plugin version 5.1.2 suffers from a cross site 
scripting vulnerability.
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Product: Wordfence Firewall Plugin For Wordpress 
Vendor: Wordfence
Vulnerable Version(s): 5.1.2
Tested Version: 5.1.2
Advisory Publication:  June 30, 2014  [without technical details]
Vendor Notification: June 24, 2014 
Vendor Patch: June 29, 2014 
Public Disclosure: June 30, 2014 
Vulnerability Type:Reflected Cross-Site Scripting
CVE Reference: CVE-2014-4664
Risk Level: High
Solution Status: Fixed by Vendor
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Reported By  - Narendra Bhati ( R00t Sh3ll)
Security Analyst  @ Suma Soft Pvt. Ltd. ( IT Risk & Security Management 
Services , Pune ( India)
Facebook - https://facebook.com/narendradewsoft
twitter - https://www.twitter.com/NarendraBhatiNB
Blog - http://hacktivity.websecgeeks.com
Email - bhati.contact@xxxxxxxxx

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Advisory Details:

Narendra Bhati discovered vulnerability in Wordfence Firewall Plugin For 
Wordpress , which can be exploited to perform Cross-Site Scripting (XSS) 
attacks.


1) Reflected Cross-Site Scripting (XSS) in Wordfence Firewall Plugin For 
Wordpress : CVE-2014-4664

The vulnerability exists due to insufficient sanitization of input data passed 
via the "whoisval" HTTP GET parameter to 
"http://127.0.0.1/wp-admin/admin.php?page=WordfenceWhois&whoisval="; URL. 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.
This vulnerability can be used against website administrator to perform 
phishing attacks, steal potentially sensitive data and gain complete control 
over web application.

The exploitation example below uses the "";</script><script>alert(/Oooppps !!! 
Bhati Got A XSS In WordPress Popular Firewall Plugin Word Fence /)</script>" 
JavaScript function to display "Oooppps !!! Bhati Got A XSS In WordPress 
Popular Firewall Plugin Word Fence" word:

http://127.0.0.1/wp-admin/admin.php?page=WordfenceWhois&whoisval=";;</script><script>alert(/Oooppps
 !!! Bhati Got A XSS In WordPress Popular Firewall Plugin Word Fence /)</script>
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Solution:

Update to " 5.1.4" From his official website or update from wordpress dashboard

More Information:
Vendor Public Advisory
http://www.wordfence.com/blog/2014/06/security-fix-wordfence-5-1-4/
Full Disclosure With Technical Details - 
http://hacktivity.websecgeeks.com/word-press-firewall-plugin-xss/
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