TITLE:
Firepass 4100 SSL VPN "s" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA19337

VERIFY ADVISORY:
http://secunia.com/advisories/19337/

CRITICAL:
Less critical

IMPACT:
Cross Site Scripting

WHERE:
>From remote

OPERATING SYSTEM:
FirePass 5.x
http://secunia.com/product/4695/

DESCRIPTION:
ILION Research Labs has reported a vulnerability in Firepass 4100 SSL
VPN, which can be exploited by malicious people to conduct cross-site
scripting attacks.

Input passed to the "s" parameter in "my.support.php3" isn't properly
sanitised before being returned to the user. This can be exploited to
execute arbitrary HTML and script code in a user's browser session in
context of an affected site.

Example:
https://[victim]/my.support.php3?c=1&s=username[code]&lang=en&charset=iso-8859-1&uilangchar=en.iso-8859-1

The vulnerability has been reported in Firepass 4100 SSL VPN version
5.4.2. Other versions may also be affected.

SOLUTION:
Do not follow links from untrusted sources or visit untrusted web
sites while being logged in to the VPN.

PROVIDED AND/OR DISCOVERED BY:
ILION Research Labs

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