VRT Advisories


December 2012 Archive

VRT Rules 2012-12-31

Sourcefire VRT Rules Update

Date: 2012-12-31

Synopsis:

The Sourcefire VRT are aware of a vulnerability affecting Microsoft Internet Explorer.

Details:

Microsoft Security Advisory CVE-2012-4792:
Microsoft Internet Explorer versions 6, 7 and 8 contain a programming error that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 25125 through 25134.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 31, 2012



VRT Rules 2012-12-20

Sourcefire VRT Rules Update

Date: 2012-12-20

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the app-detect, blacklist, browser-ie, browser-plugins, deleted, dos, exploit-kit, file-identify, file-image, file-multimedia, file-office, indicator-obfuscation, malware-backdoor, malware-cnc, malware-other, netbios, scada, server-mail, server-other and web-client rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 20, 2012



VRT Rules 2012-12-18

Sourcefire VRT Rules Update

Date: 2012-12-18

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, browser-ie, browser-plugins, browser-webkit, exploit-kit, file-flash, file-identify, file-image, file-multimedia, indicator-compromise, malware-cnc, malware-other, os-other, os-windows, policy-other, protocol-ftp, protocol-icmp, protocol-voip, server-iis, server-mail, server-mysql, server-oracle and server-webapp rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 18, 2012



VRT Rules 2012-12-17

Sourcefire VRT Rules Update

Date: 2012-12-17

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, file-flash, file-identify, file-other, malware-backdoor and server-webapp rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 17, 2012



VRT Rules 2012-12-13

Sourcefire VRT Rules Update

Date: 2012-12-13

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the browser-firefox, browser-ie, browser-plugins, file-flash, file-multimedia, file-other, malware-cnc, malware-other, policy-other, scada, server-mail and server-webapp rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 13, 2012



VRT Rules 2012-12-11

Sourcefire VRT Rules Update

Date: 2012-12-11

Synopsis:

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

Details:

Microsoft Security Bulletin MS12-077:
Microsoft Internet Explorer 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 24956.

Microsoft Security Bulletin MS12-078:
The Microsoft Windows Adobe Type Manager font driver (ATMFD) contains a programming error that may allow a remote attacker to cause a Denial of Service (DoS) against an affected system.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3, SID 24971.

Microsoft Security Bulletin MS12-079:
Microsoft Word contains a programming error that may allow a remote attacker to execute code on an affected system via a specially crafted rich text file.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 24974 and 24975.

Microsoft Security Bulletin MS12-081:
The Microsoft Windows operating system contains a programming error that may allow a remote attacker to execute code on an affected system via a specially crafted file name.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 3, SID 24973.

Microsoft Security Bulletin MS12-082:
Microsoft DirectPlay contains a programming error that may allow a remote attacker to execute code on an affected system.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 24957 through 24970.

Additionally, the Sourcefire VRT has added and modified multiple rules in the app-detect, browser-ie, browser-plugins, exploit, exploit-kit, file-executable, file-flash, file-multimedia, file-office, indicator-compromise, indicator-obfuscation, malware-cnc, malware-other and server-mysql rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 11, 2012



VRT Rules 2012-12-06

Sourcefire VRT Rules Update

Date: 2012-12-06

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the browser-ie, exploit-kit, file-executable, file-identify, file-other, malware-other, protocol-voip, server-mail, server-mysql, server-oracle and server-webapp rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 06, 2012



VRT Rules 2012-12-04

Sourcefire VRT Rules Update

Date: 2012-12-04

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, browser-ie, deleted, exploit-kit, file-flash, file-identify, file-office, malware-cnc, malware-other, os-windows, server-iis, server-mysql, server-oracle, server-other, server-webapp and web-client rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 04, 2012



VRT Rules 2012-12-03

Sourcefire VRT Rules Update

Date: 2012-12-03

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, deleted, exploit-kit, file-identify, file-multimedia, file-office, file-other, malware-cnc, malware-other, os-solaris, server-oracle, server-webapp and web-client rule sets to provide coverage for emerging threats from these technologies.

Rule Pack Summary:

For a complete list of new and modified rules, click here.

Warning:

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

Posted by on Dec 03, 2012