VRT Advisories

VRT Rules 2009-07-22

Sourcefire VRT Rules Update

Date: 2009-07-22


The Sourcefire VRT is aware of a vulnerability in Adobe Reader and Adobe Acrobat.


Adobe Acrobat and Reader Buffer Overflow:
Adobe Acrobat and Adobe Reader suffer from a programming error that may allow a remote attacker to execute code on an affected system. The problem occurs during the processing of a flash file embedded in a pdf document.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 15727 through 15729.

Rule Pack Summary:

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


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.