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Multiple Cross-Site Scripting (XSS) in WP Google Maps WordPress Plugin

Advisory ID:HTB23236
Product:WP Google Maps WordPress plugin
Vendor:WP Google Maps
Vulnerable Versions:6.0.26 and probably prior
Tested Version:6.0.26
Advisory Publication:September 24, 2014 [without technical details]
Vendor Notification:September 24, 2014
Vendor Fix:September 29, 2014
Public Disclosure:October 15, 2014
Latest Update:September 30, 2014
Vulnerability Type:Cross-Site Scripting [CWE-79]
CVE Reference:CVE-2014-7182
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
 

Advisory Details:

High-Tech Bridge Security Research Lab discovered three XSS vulnerabilities in WP Google Maps WordPress plugin, which can be exploited to perform Cross-Site Scripting (XSS) attacks against administrators of vulnerable WP website.

1) Multiple XSS in WP Google Maps WordPress plugin: CVE-2014-7182

1.1 Input passed via the "poly_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=wp-google-maps-menu&action=edit_pol y&map_id=1&poly_id=%27%22%3E%3Cscript%3Ealert%28/immuniweb/%29;%3C/script%3E

1.2 Input passed via the "poly_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=wp-google-maps-menu&action=edit_pol yline&map_id=1&poly_id=%27%22%3E%3Cscript%3Ealert%28/immuniweb/%29;%3C/scrip t%3E

1.3 Input passed via the "poly_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=wp-google-maps-menu&action=edit_mar ker&id=%27%22%3E%3Cscript%3Ealert%28/immuniweb/%29;%3C/script%3E

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Solution:
Update to WP Google Maps 6.0.27

More Information:
https://wordpress.org/plugins/wp-google-maps/changelog/


References:
[1] High-Tech Bridge Advisory HTB23236 - https://www.immuniweb.com/advisory/HTB23236 - Multiple Cross-Site Scripting (XSS) in WP Google Maps WordPress Plugin.
[2] WP Google Maps WordPress plugin - http://www.wpgmaps.com/ - The easiest to use Google Maps plugin! Create custom Google Maps with high quality markers containing locations, descriptions, images and links. Add your customized map to your WordPress posts and/or pages quickly and easily with the supplied shortcode.
[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® - Leveraging the power of machine-learning and genius of human brain to deliver the most advanced web application security and penetration testing.
[6] ImmuniWeb® SSLScan - Test your servers for security and compliance with PCI DSS, HIPAA and NIST.
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