VRT Advisories


VRT Rules 2008-05-13

Sourcefire VRT Rules Update

Date: 2008-05-13

Synopsis:

The Sourcefire VRT is aware of vulnerabilities affecting Microsoft Word and the Microsoft Jet Database Engine.

Details:

Microsoft Security Bulletin (MS08-026):
Microsoft Word contains a programming error that may allow a remote attacker to execute code on a vulnerable system. The problem occurs when Word parses a file that includes a malformed CSS value.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3 SID 13790.

Microsoft Security Bulletin (MS08-028):
The Microsoft Jet Database Engine contains a programming error that may allow a remote attacker to execute code on an affected system.

Previously released rules are able to detect attacks targeting this vulnerability and are identified with GID 3 and SIDs 13626, 13629, 13630 and 13633.

The Sourcefire VRT has also added multiple rules in the web-client and specific-threats categories to provide coverage for emerging threats.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

Sourcefire VRT rule packs often utilize enhancements made to Snort. Operators should upgrade to the latest revision or patch level for Snort to ensure these enhancements are available before using these rules.

About the VRT:

The Sourcefire VRT is a group of leading edge intrusion detection and prevention experts working to proactively discover, assess and respond to the latest trends in hacking activity, intrusion attempts and vulnerabilities. This team is also supported by the vast resources of the open source Snort community, making it the largest group dedicated to advances in the network security industry.