Snort Subscriber Rules Update 2020-12-08

[Research <research () sourcefire com>]

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Talos Snort Subscriber Rules Update

Synopsis:
Talos is aware of vulnerabilities affecting products from Microsoft
Corporation.

Details:
Microsoft Vulnerability CVE-2020-17096:
A coding deficiency exists in NTFS 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 56561 through 56562.

Microsoft Vulnerability CVE-2020-17121:
A coding deficiency exists in Microsoft SharePoint that may lead to
remote code execution.

A rule to detect attacks targeting this vulnerability is included in
this release and is identified with GID 1, SID 56560.

Microsoft Vulnerability CVE-2020-17144:
A coding deficiency exists in Microsoft Exchange that may lead to
remote code execution.

A rule to detect attacks targeting this vulnerability is included in
this release and is identified with GID 1, SID 56554.

Microsoft Vulnerability CVE-2020-17152:
A coding deficiency exists in Microsoft Dynamics 365 for Finance and
Operations (on-premises) that may lead to remote code execution.

A rule to detect attacks targeting this vulnerability is included in
this release and is identified with GID 1, SID 56558.

Microsoft Vulnerability CVE-2020-17158:
A coding deficiency exists in Microsoft Dynamics 365 for Finance and
Operations (on-premises) that may lead to remote code execution.

A rule to detect attacks targeting this vulnerability is included in
this release and is identified with GID 1, SID 56557.

Talos also has added and modified multiple rules in the
file-multimedia, malware-other, os-windows, policy-other and
server-webapp rule sets to provide coverage for emerging threats from
these technologies.


For a complete list of new and modified rules please see:

https://www.snort.org/advisories
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