VRT Rule Update for 4/10/12, MS Tuesday

Join us as we welcome the introduction of the newest rule release for today from the VRT. In this release we introduced 78 new rules and made modifications to 301 additional rules. There were no changes made to the snort.conf in this release.

In VRT's rule release:

Synopsis: The Sourcefire VRT is aware of vulnerabilities affecting products from Microsoft Corporation. 

Details: 

Microsoft Security Bulletin MS12-023: Microsoft Internet Explorer suffers from programming errors that may allow a remote attacker to execute code on an affected system. Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 21793 and 21796. 

Microsoft Security Bulletin MS12-024: The Microsoft Windows Authenticode verification system contains a programming error that may allow a remote attacker to include executable code in an application while keeping the digital signature intact. A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 21795.   

Microsoft Security Bulletin MS12-025: The Microsoft .NET Framework incorrectly validates some parameters used in processing image data. This may allow a remote attacker to execute code on an affected system. A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 21792. 

Microsoft Security Bulletin MS12-027: The Microsoft Windows Common Controls ActiveX DLL (MSCOMCTL) contains programming errors that may allow a remote attacker to execute code on an affected system. Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 21797 through 21801. 

Microsoft Security Bulletin MS12-028: The Microsoft Office WPS converter contains a programming error that may allow a remote attacker to execute code on an affected system. A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 21794. 

Additionally, the Sourcefire VRT has added and modified multiple rules in the backdoor, botnet-cnc, dns, dos, exploit, file-identify, file-office, file-other, file-pdf, netbios, policy, pop3, rpc, scada, shellcode, smtp, specific-threats, sql, voip, web-activex and web-misc rule sets to provide coverage for emerging threats from these technologies.

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!