VRT Advisories

VRT Rules 2006-10-04

Sourcefire VRT Update

Date: 2006-10-04


The Sourcefire VRT has learned of vulnerabilities affecting OpenSSL libraries and McAfee ePolicy Orchestrator and ProtectionPilot that may allow remote code execution on affected systems.


OpenSSL Buffer Overflow CVE-2006-3738:
OpenSSL libraries are prone to a buffer overflow condition that may allow a remote attacker to execute code of their choosing or cause a Denial of Service (DoS) on an affected system.

This vulnerability affects software using these libraries and as such the attack vector may be present in a number of services, such as web and mail server daemons.

Rules to detect attacks targeting this vulnerability are included in this rule pack and are identified as sids 8426 through 8440..

McAfee ePolicy Overflow CVE-2006-5156:
McAfee ePolicy Orchestrator and ProtectionPilot use a web server that does not properly bounds check user supplied data. This may allow an attacker to overflow a fixed length buffer on an affected system and run code of their choosing.

A rule to detect attacks against this vulnerability is included in this rule pack and is identified as sid 8441.

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.