VRT Advisories


February 2012 Archive

VRT Rules 2012-02-28

Sourcefire VRT Rules Update

Date: 2012-02-28

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the backdoor, blacklist, botnet-cnc, specific-threats and web-misc 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 Feb 28, 2012



VRT Rules 2012-02-27

Sourcefire VRT Rules Update

Date: 2012-02-27

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the blacklist, botnet-cnc, dos, exploit, policy 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 Feb 27, 2012



VRT Rules 2012-02-23

Sourcefire VRT Rules Update

Date: 2012-02-23

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the backdoor, bad-traffic, botnet-cnc, chat, dos, exploit, file-identify, misc, netbios, policy, smtp 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 Feb 24, 2012



VRT Rules 2012-02-21

Sourcefire VRT Rules Update

Date: 2012-02-21

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the backdoor, blacklist, botnet-cnc, deleted, exploit, file-identify, netbios, oracle, specific-threats, spyware-put, web-activex, web-client and web-php 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 Feb 21, 2012



VRT Rules 2012-02-17

Sourcefire VRT Rules Update

Date: 2012-02-17

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the bad-traffic, blacklist, botnet-cnc, exploit, netbios, oracle, policy, specific-threats and web-misc 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 Feb 17, 2012



VRT Rules 2012-02-14

Sourcefire VRT Rules Update

Date: 2012-02-14

Synopsis:

The Sourcefire VRT is aware of vulnerabilities affecting Microsoft products.

Details:

Microsoft Security Advisory MS12-008:
Apple Safari running on 64-bit Microsoft Windows systems suffers from a programming error that may allow a remote attacker to execute code on an affected system.

A previously released rule identified with GID 1, SID 20999 has been updated with the relevant reference information and is included in this release.

Microsoft Security Advisory MS12-010:
Microsoft Internet Explorer contains programming errors that may allow a remote attacker to execute code on a vulnerable system.

Rules to detect these attacks are included in this release and are identified with GID 1, SIDs 21292 and 21300.

Microsoft Security Advisory MS12-011:
Microsoft SharePoint suffers from programming errors that may allow a remote attacker to execute a cross-site scripting attack using a vulnerable system.

Rules to detect these attacks are included in this release and are identified with GID 1, SIDs 21297 and 21298.

Additionally, a previously released rule identified with GID 1, SID 20258 will also detect attempts to leverage this vulnerability and is included in this release with updated reference information.

Microsoft Security Advisory MS12-012:
The Microsoft Color Control Panel application suffers from 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 21289 and 21290.

Microsoft Security Advisory MS12-013:
The Microsoft Windows operating system suffers from 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 21308.

Microsoft Security Advisory MS12-014:
The Microsoft Windows Indeo Filter contains a programming error that may allow a remote attacker to execute code on an affected system.

Previously released rules identified with GID 1, SIDs 18531 and 18532 will detect attacks targeting this vulnerability and are included in this release with updated reference information.

Microsoft Security Advisory MS12-015:
Microsoft Visio 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 21291, 21293, 21301, 21302 and 21307.

Microsoft Security Advisory MS12-016:
Microsoft Silverlight 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 21299 and 21305.

Additionally, the Sourcefire VRT has added and modified multiple rules in the backdoor, blacklist, botnet-cnc, dos, exploit, file-identify, netbios, policy, specific-threats, web-activex and web-misc 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 Feb 14, 2012



VRT Rules 2012-02-09

Sourcefire VRT Rules Update

Date: 2012-02-09

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the attack-responses, backdoor, bad-traffic, blacklist, botnet-cnc, chat, dns, dos, exploit, file-identify, finger, icmp, icmp-info, imap, misc, multimedia, netbios, nntp, oracle, p2p, password, policy, pop3, rpc, rservices, scada, scan, shellcode, smtp, specific-threats, spyware-put, sql, username, voip, web-activex, web-cgi, web-client, web-iis, web-misc and x11 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 Feb 09, 2012



VRT Rules 2012-02-07

Sourcefire VRT Rules Update

Date: 2012-02-07

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the backdoor, blacklist, botnet-cnc, exploit, file-identify, misc, netbios, policy, shellcode, specific-threats, tftp, web-activex and web-misc 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 Feb 07, 2012



VRT Rules 2012-02-02

Sourcefire VRT Rules Update

Date: 2012-02-02

Synopsis:

This release adds and modifies rules in several categories.

Details:

The Sourcefire VRT has added and modified multiple rules in the backdoor, blacklist, botnet-cnc, file-identify, netbios, oracle, policy, specific-threats, spyware-put and web-misc 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 Feb 02, 2012