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News
CISA Red Team Shares Key Findings to Improve Monitoring and Hardening of Networks

The Cybersecurity and Infrastructure Security Agency (CISA) is releasing this Cybersecurity Advisory (CSA) detailing activity and key findings from a recent CISA red team assessment—in coordination with the assessed organization—to provide network defenders recommendations for improving their organization's cyber posture.
https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-059a
   

− Custom Chinese Malware Found on SonicWall Appliance

Malware deployed by Chinese hackers on a SonicWall SMA appliance includes credential theft, shell access, and persistence functionality.
https://www.mandiant.com/resources/blog/suspected-chinese-persist-sonicwallv
   

Vulnerabilities

− New Critical Flaw in FortiOS and FortiProxy Could Give Hackers Remote Access

Fortinet has released fixes to address 15 security flaws, including one critical vulnerability impacting FortiOS and FortiProxy that could enable a threat actor to take control of affected systems. The issue, tracked as CVE-2023-25610, is rated 9.3 out of 10 for severity and was internally discovered and reported by its security teams.
https://thehackernews.com/2023/03/new-critical-flaw-in-fortios-and.html
   

− Microsoft March 2023 Patch Tuesday fixes 2 zero-days, 83 flaws

​Today is Microsoft's March 2023 Patch Tuesday, and security updates fix two actively exploited zero-day vulnerabilities and a total of 83 flaws.
https://www.bleepingcomputer.com/news/microsoft/microsoft-march-2023-patch-tuesday-fixes-2-zero-days-83-flaws/
   

Community News
− TRAFFIC LIGHT PROTOCOL (TLP) FIRST Standards Definitions and Usage Guidance

The Traffic Light Protocol (TLP) was created to facilitate greater sharing of potentially sensitive information and more effective collaboration. Information sharing happens from an information source, towards one or more recipients. TLP is a set of four labels used to indicate the sharing boundaries to be applied by the recipients.
https://www.first.org/tlp/
   

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