VRT Advisories


VRT Rules 2012-11-13

Sourcefire VRT Rules Update

Date: 2012-11-13

Synopsis:

The Sourcefire VRT is aware of vulnerabilities affecting products from Microsoft Corporation.

Details:

Microsoft Security Bulletin MS12-071:
Microsoft Internet Explorer contains programming errors that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 24653, 24654, 24660, 24661, 24662 and 24663.

Microsoft Security Bulletin MS12-072:
Microsoft Briefcase contains programming errors that may allow a remote attacker to execute code on an affected system.

A rule to detect attacks targeting these vulnerabilities is included in this release and is identified with GID 3, SID 24671.

Microsoft Security Bulletin MS12-074:
The Microsoft .NET framework contains programming errors that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 24652, 24655, 24656, 24664 and 24665.

Microsoft Security Bulletin MS12-075:
Some Microsoft kernel mode drivers contain programming errors that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 24649 and 24650.

Microsoft Security Bulletin MS12-076:
Microsoft Excel contains programming errors that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 24657, 24658, 24659, 24673, 24674, and GID 3, SID 24666.

Additionally, a previously released rule will also detect attacks targeting these vulnerabilities and is identified with GID 1, SID 16654.

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.

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