VRT Advisories


VRT Rules 2007-06-26

Sourcefire VRT Rules Update

Date: 2007-06-26

Synopsis:

The Sourcefire VRT is aware of vulnerabilities affecting Firebird SQL database server and Microsoft Internet Explorer.

Details:

Firebird SQL Remote Buffer Overflow (CVE-2007-3181):
Firebird SQL suffers from a programming error that may allow remote attackers to overflow a fixed length buffer and execute code on a vulnerable system.

A rule to detect attacks targeting this vulnerability is included in this release and is identified as SID 12009.

Microsoft Internet Explorer CSS Code Execution (CVE-2007-1750):
Microsoft Internet Explorer suffers from poor programming that may allow remote attackers to execute code by using a specially crafted Cascading Style Sheets (CSS) tag.

A rule to detect attacks targeting this vulnerability is included in this release and is identified as SID 11967.

Microsoft Internet Explorer URL Spoofing (CVE-2007-1499):
Microsoft Internet Explorer is vulnerable to phishing attacks when a URL is passed as an argument via a res: URI.

A rule to detect attacks targeting this vulnerability is included in this release and is identified as SID 12014.

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.