VRT Advisories

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VRT Rules 2013-05-21

Sourcefire VRT Rules Update

Date: 2013-05-21

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, browser-firefox, browser-ie, browser-plugins, browser-webkit, exploit-kit, file-flash, file-identify, file-image, file-multimedia, file-office, file-pdf, malware-backdoor, malware-cnc, malware-other, os-windows, protocol-ftp, pua-adware 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 May 21, 2013



VRT Rules 2013-05-16

Sourcefire VRT Rules Update

Date: 2013-05-16

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-firefox, browser-ie, browser-plugins, exploit-kit, file-flash, file-other, file-pdf, malware-other, os-windows, 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 May 16, 2013



VRT Rules 2013-05-14

Sourcefire VRT Rules Update

Date: 2013-05-14

Synopsis:

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

Details:

Microsoft Security Advisory MS13-037:
Internet Explorer suffers from programming errors that may lead to information disclosure or remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 26624, 26625, 26629 through 26631, 26633 through 26638, 26641, and 26642.

Microsoft Security Advisory MS13-038:
Internet Explorer suffers from a programming error that may lead to remote code execution.

Previously released rules will detect attacks targeting this vulnerability and have been updated with the appropriate reference information. They are included in this release and are identified with GID 1, 26569, 26570, 26571, and 26572.

Microsoft Security Advisory MS13-039:
A programming error exists in the Windows 2012 Server HTTP subsystem that may allow a remote attacker to cause a permanent 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 1, SID 26632.

Microsoft Security Advisory MS13-040:
The .NET Framework suffers from a programming error that may allow an attacker to bypass XML authentication.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 26639 and 26640

Microsoft Security Advisory MS13-044:
Microsoft Visio suffers from a programming error that may expose affected systems to information disclosure.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 26626 through 26628.

Microsoft Security Advisory MS13-045:
Microsoft Windows Live Essentials contains programming errors that may expose affected systems to information disclosure.

Rules to detect attacks targeting this vulnerability are included in this release and are identified with GID 1, SIDs 26622 and 26623/

Additionally, the Sourcefire VRT has added and modified multiple rules in the browser-ie, browser-other, browser-plugins, exploit-kit, file-office, file-other, indicator-obfuscation, malware-cnc, policy-other 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 May 14, 2013



VRT Rules 2013-05-09

Sourcefire VRT Rules Update

Date: 2013-05-09

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, dos, exploit-kit, file-executable, file-office, file-other, indicator-compromise, indicator-obfuscation, malware-backdoor, malware-cnc, os-windows, protocol-ftp, protocol-services, protocol-voip, server-mail, server-oracle, 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 May 09, 2013



VRT Rules 2013-05-07

Sourcefire VRT Rules Update

Date: 2013-05-07

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, browser-plugins, dos, indicator-compromise and netbios 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 May 07, 2013



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