Please also read this post on the VRT blog about this rule release and our coverage for the MacDefender and MacProtector OSX Malware.
In VRT's rule release:
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.
In order to subscribe now to the VRT's newest rule detection functionality, you can subscribe for as low as $29 US dollars a year for personal users, be sure and see our business pricing as well at http://www.snort.org/store. Make sure and stay up to date to catch the most emerging threats!