Vulnerabilities in Real Networks Helix Server, IBM Lotus SameTime ActiveX Control and Rule Updates

2007-04-03

Synopsis:

The Sourcefire VRT is aware of vulnerabilities affecting Real Networks Helix Server, IBM Lotus SameTime ActiveX control and an issue with ipv6 traffic handling on OpenBSD systems. This release also coincides with the release of Snort 2.6.1.4.

Sourcefire has addressed a number of potential security-related issues in Snort as reported by customers, uncovered by internal investigations, and through third-party code audits.

Details:

OpenBSD IPv6 Fragmentation Overflow (CVE-2007-1365) and OpenBSD ICMP6 Denial of Service (CVE-2007-0343): This release includes detection capabilities for attacks that attempt to exploit the IPv6 fragmentation overflow in OpenBSD-based operating systems.

Events generated by the preprocessor are identified with GID 123 and SIDs 9 and 10.

Real Networks Helix Server (CVE-2006-6026): The Real Networks Helix Server fails to properly check user supplied data to the application. This may allow a remote attacker to overflow a fixed length buffer and execute code on a vulnerable host.

A rule to detect attacks targeting this vulnerability is included in this release and is identified as SID 10407.

IBM Lotus SameTime (CVE-2007-1784): IBM Lotus SameTime fails to properly process user supplied input. This may allow an attacker to load DLL files and execute code by supplying suitable arguments to the loadLibrary function.

Rules to detect attacks targeting this vulnerability are included in this release and are identified as SIDs 10412 through 10417.

For Assistance:

• Visit the Sourcefire Customer Support site at https://support.sourcefire.com.
• Email Sourcefire Customer Support at support@sourcefire.com.
• Call Sourcefire Customer Support at 410.423.1901 or 1.800.917.4134.

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.