Cisco Talos Update for FireSIGHT Management Center

Date: 2023-03-23

This SRU number: 2023-03-22-001
Previous SRU number: 2023-03-20-001
Corresponding SEU number: 2581

Applies to:

SRU Change Summary:

Total new rules1
Total rule modifications0
Policy changeNo

Note: Rule updates are cumulative, so you do not need to install prior updates before installing this one.

To review a cumulative list of recent feature updates and resolved issues since the last Rule Updates you imported, use the link provided from this advisory on the Sourcefire Customer Support Site.


This release adds and modifies rules in several categories.


Talos has added and modified multiple rules in the and server-other rule sets to provide coverage for emerging threats from these technologies.

Importing an update:

You can view instructions for importing rule updates and SEUs on the Sourcefire Customer Support Site and in the user documentation for the Sourcefire 3D System.

Detailed instructions can be found on the Sourcefire Customer Support Site in the downloads section for each product.

For Assistance:

For information on obtaining documentation, using the Cisco Bug Search Tool (BST), submitting a service request, and gathering additional information about Cisco ASA devices, see What's New in Cisco Product Documentation.

Subscribe to What's New in Cisco Product Documentation, which lists all new and revised Cisco technical documentation, as an RSS feed and deliver content directly to your desktop using a reader application. The RSS feeds are a free service. If you have any questions or require assistance with Cisco ASA devices, please contact Cisco Support:

About Talos:

The Talos Security Intelligence and Research Group (Talos) is made up of leading threat researchers supported by sophisticated systems to create threat intelligence for Cisco products that detects, analyzes and protects against both known and emerging threats. Talos maintains the official rule sets of, ClamAV, and SpamCop. The team's expertise spans software development, reverse engineering, vulnerability triage, malware investigation and intelligence gathering.