VRT Rules 2011-05-10
Sourcefire VRT Rules Update
The Sourcefire VRT is aware of vulnerabilities affecting products from Microsoft Corporation.
Microsoft Security Advisory MS11-035:
The Microsoft Windows Internet Name Service (WINS) contains a programming error that may allow a remote attacker to execute code on an affected system. This vulnerability does not require authentication before exploitation.
A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 18950.
Microsoft Security Advisory MS11-036:
Microsoft PowerPoint contains programming errors that may allow a remote attacker to execute code on an affected system via a malformed PowerPoint document.
A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3, SID 18949.
Additionally, a previously released rule previously identified with GID 3, SID 16188 will also detect attacks targeting this issue. The rule is now identified with GID 1, SID 16188 and has been updated with the appropriate reference information.
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.why subscribe? || download rules