Tuesday, September 11, 2018

Snort rule update for Sept. 11, 2018 — Microsoft Patch Tuesday

Just released:
SNORTⓇ Subscriber Rule Set Update for Sept. 11, 2018

Today, we welcome the introduction of the newest rule release from Talos. In this release, we introduced 46 new rules, 20 of which are shared object rules. There are also eight modified rules, of which four are shared object rules.

This release covers Microsoft Patch Tuesday. The monthly security update from Microsoft disclosed dozens of vulnerabilities across multiple products, including the Internet Explorer and Edge web browsers, as well as the Chakra scripting engine. If you would like to know more about these vulnerabilities, check out Talos' full blog post on Patch Tuesday here.

Our rule update also adds new protections against the MysteryBot malware, a family that's been spotted on Android platforms.

There were no changes made to the snort.conf in this release.

Talos would like to thank the following individuals for their contributions, their rules are included in the Community Ruleset:

Yaser: 47723

Talos's rule release: Talos is aware of vulnerabilities affecting products from Microsoft Corporation.
Microsoft Vulnerability CVE-2018-8367: A coding deficiency exists in Microsoft Chakra Scripting Engine that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47734 through 47735.

Microsoft Vulnerability CVE-2018-8391: A coding deficiency exists in Microsoft Scripting Engine that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47736 through 47737.

Microsoft Vulnerability CVE-2018-8410: A coding deficiency exists in Microsoft Windows Registry that may lead to an escalation of privilege.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47745 through 47746.

Microsoft Vulnerability CVE-2018-8420: A coding deficiency exists in MS XML that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47747 through 47748.

Microsoft Vulnerability CVE-2018-8440: A coding deficiency exists in Microsoft Windows ALPC that may lead to an escalation of privilege.

Previously released rules will detect attacks targeting these vulnerabilities and have been updated with the appropriate reference information. They are also included in this release and are identified with GID 1, SIDs 47702 through 47703.

Microsoft Vulnerability CVE-2018-8442: A coding deficiency exists in Microsoft Windows Kernel that may lead to information disclosure.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47717 through 47718.

Microsoft Vulnerability CVE-2018-8447: Microsoft Internet Explorer suffers from programming errors that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47730 through 47731.

Microsoft Vulnerability CVE-2018-8449: A coding deficiency exists in Microsoft Device Guard that may lead to a security feature bypass.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47740 through 47741.

Microsoft Vulnerability CVE-2018-8456: A coding deficiency exists in Microsoft Scripting Engine that may lead to remote code execution.

Previously released rules will detect attacks targeting these vulnerabilities and have been updated with the appropriate reference information. They are also included in this release and are identified with GID 1, SIDs 45142 through 45143.

Microsoft Vulnerability CVE-2018-8459: A coding deficiency exists in Microsoft Scripting Engine that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47732 through 47733.

Microsoft Vulnerability CVE-2018-8461: Microsoft Internet Explorer suffers from programming errors that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47738 through 47739.

Microsoft Vulnerability CVE-2018-8464: A coding deficiency exists in Microsoft Edge PDF that may lead to remote code execution.

Previously released rules will detect attacks targeting these vulnerabilities and have been updated with the appropriate reference information. They are also included in this release and are identified with GID 1, SIDs 42311 through 42312.

Microsoft Vulnerability CVE-2018-8466: A coding deficiency exists in Microsoft Chakra Scripting Engine that may lead to remote code execution.

Previously released rules will detect attacks targeting these vulnerabilities and have been updated with the appropriate reference information. They are also included in this release and are identified with GID 1, SIDs 45628 through 45629.

Microsoft Vulnerability CVE-2018-8467: A coding deficiency exists in Microsoft Chakra Scripting Engine that may lead to remote code execution.

Rules to detect attacks targeting these vulnerabilities are included in this release and are identified with GID 1, SIDs 47742 through 47743.

Microsoft Vulnerability CVE-2018-8470: A coding deficiency exists in Microsoft Internet Explorer that may lead to a security feature bypass.

A rule to detect attacks targeting this vulnerability is included in this release and is identified with GID 1, SID 47761.

Talos also has added and modified multiple rules in the browser-ie, file-office, file-other, file-pdf, malware-cnc, os-windows, policy-other and server-webapp rule sets to provide coverage for emerging threats.

In order to subscribe now to Talos's newest rule detection functionality, you can subscribe for as low as $29 U.S. a year for personal users. Be sure and see our business pricing as well at https://snort.org/products#rule_subscriptions. Make sure and stay up to date to catch the most emerging threats.

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