Cross-site Scripting (XSS) Vulnerabilities in Rating-Widget

Advisory ID:HTB22889
Product:Rating-Widget
Vendor:Vova Feldman
Vulnerable Versions:1.3.1 and probably prior
Tested Version:1.3.1
Advisory Publication:March 3, 2011 [without technical details]
Vendor Notification:March 3, 2011
Public Disclosure:March 17, 2011
Vulnerability Type:Cross-Site Scripting [CWE-79]
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 SA Security Research Lab has discovered multiple vulnerabilities in Rating-Widget WordPress plugin which could be exploited to perform cross-site scripting attacks.

1) Cross-site scripting (XSS) vulnerabilities in Rating-Widget
1.1 The vulnerability exists due to input sanitation error in the "selected_key" parameter in wp-content/plugins/rating-widget/view/availability_options.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary HTML and script code in user`s browser in context of the vulnerable website. Successful exploitation requires that register_globals is enabled.
Exploitation example:
http://[host]/wp-content/plugins/rating-widget/view/availability_options.php ?selected_key=%3Cscript% 3Ealert%28%22XSS%22%29;%3C/script%3E
1.2 The vulnerability exists due to input sanitation error in the "vars" parameter in wp-content/plugins/rating-widget/view/rating.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary HTML and script code in user`s browser in context of the vulnerable website. Successful exploitation requires that register_globals is enabled.
Exploitation example:
http://[host]/wp-content/plugins/rating-widget/view/rating.php?vars[type]=%2 2%3E%3Cscript%3Ealert%28 document.cookie%29%3C/script%3E
1.3 The vulnerability exists due to input sanitation error in the "rw_form_hidden_field_name" parameter in wp-content/plugins/rating-widget/view/save.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary HTML and script code in user`s browser in context of the vulnerable website. Successful exploitation requires that register_globals is enabled.
Exploitation example:
http://[host]/wp-content/plugins/rating-widget/view/save.php?rw_form_hidden_ field_name=%22%3E%3Cscri pt%3Ealert%28%22XSS%22%29;%3C/script%3E

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Solution:
Upgrade to Rating-Widget version 1.3.9


References:
[1] High-Tech Bridge Advisory HTB22889 - https://www.immuniweb.com/advisory/HTB22889 - Cross-site Scripting (XSS) Vulnerabilities in Rating-Widget
[2] Rating-Widget - rating-widget.com- Rating-Widget Ratings plugin allows you to create and manage ratings from within your WordPress dashboard.
[3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.
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