HTB22911: XSS in Eleanor CMS

2011-04-05T00:00:00
ID SECURITYVULNS:DOC:26054
Type securityvulns
Reporter Securityvulns
Modified 2011-04-05T00:00:00

Description

Vulnerability ID: HTB22911 Reference: http://www.htbridge.ch/advisory/xss_in_eleanor_cms.html Product: Eleanor CMS Vendor: Eleanor CMS ( http://eleanor-cms.ru/ ) Vulnerable Version: rc5 Vendor Notification: 22 March 2011 Vulnerability Type: XSS (Cross Site Scripting) Status: Fixed by Vendor Risk level: Medium Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)

Vulnerability Details: The vulnerability exists due to failure in the "admin.php" script to properly sanitize user-supplied input in "whereform" variable. User can execute arbitrary JavaScript code within the vulnerable application. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

The following PoC is available:

[code] POST /admin.php HTTP/1.1

user_name=111&pass=222&whereform="><script>alert("XSS");</script>&submit=%C2%EE%E9%F2%E8 [/code] Solution: Upgrade to the most recent version