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Sourcefire VRT Advisory

Multiple Vulnerabilities Affecting Products from the Microsoft Corporation (MS08-019, MS08-020, MS08-021, MS08-022, MS08-023)

Synopsis:

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

Details:

Microsoft Security Bulletin (MS08-019)
Microsoft Visio contains a programming error that may allow a remote attacker to execute code on an affected system.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3 SID 13665.

Microsoft Security Bulletin (MS08-020)
A vulnerability in the Microsoft DNS client may allow a remote attacker to spoof DNS replies and redirect traffic away from the intended target.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3 SID 13667.

Microsoft Security Bulletin (MS08-021)
A vulnerability in Microsoft GDI may allow a remote attacker to execute code on a vulnerable system via specially crafted EMF or WMF files.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1 SID 13678, GID 3 SID 13676 and GID 3 SID 13666.

Microsoft Security Bulletin (MS08-022)
A vulnerability in the Microsoft VBScript and JScript scripting engines may allow a remote attacker to execute code on a vulnerable machine via a specially crafted file hosted on the Internet.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 3, SIDs 13448 and 13449.

Microsoft Security Bulletin (MS08-023)
Microsoft Internet Explorer contains vulnerabilities that may allow the execution of code by a remote attacker via various ActiveX controls.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 3 and SIDs 13668 through 13675.

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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 network security industry.

About Sourcefire
Sourcefire, Inc. (Nasdaq: FIRE), Snort creator and open source innovator, is a world leader in Enterprise Threat Management (ETM) solutions. Sourcefire is transforming the way Global 2000 organizations and government agencies manage and minimize network security risks with its 3D Approach - Discover, Determine, Defend - to securing real networks. The Sourcefire 3D System is the first to unify IPS, NBA, NAC and Vulnerability Assessment technologies under the same management console. This ETM approach affords customers with an efficient and effective layered security defense - protecting network assets before, during and after an attack. Through the years, Sourcefire has been consistently recognized for its innovation and industry leadership by customers, media and industry analysts alike - with more than 30 awards and accolades. Recently, Sourcefire was positioned in the Leaders Quadrant of Gartner's "Magic Quadrant for Network Intrusion Prevention System Appliances 2H06" report, and the Sourcefire 3D System was named "Best Security Solution" at the 2006 SC Magazine Awards. Today, the names Sourcefire and founder Martin Roesch have grown synonymous with innovation and network security intelligence.

For more information about Sourcefire, please visit www.sourcefire.com.