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Cisa

Finding CVE-2022-22954 with Zeek

CISA released a warning to federal agencies on May 18 that APT actors are actively exploiting recent vulnerabilities found in VMware, including CVE-2022-22954. Your first thought may have been to want new signatures, indicators, and/or behavioral... Read more »

Acting on CISA’s advice for detecting Russian cyberattacks

Given that active cyber warfare has broken out alongside Russia’s active invasion of Ukraine - from Russian wiper malware to Anonymous hacking Russian state TV - CISA’s recent “Shields Up” memo is a timely insight into some of the TTPs defenders of... Read more »

Government gets serious: deadlines for Zero Trust Architectures

Since the 1990s, the federal government has been issuing guidelines and recommendations for security via their 800-Series Special Publications. While some of those guidelines became mandates, things have largely inched forward, instead of making any... Read more »

Situational awareness for CISA FECB playbooks

CISA recently released a set of playbooks for the Federal Civilian Executive Branch (FCEB) to provide improved cybersecurity incident response (IR) and vulnerability response. As was demonstrated by the SolarWinds SUNBURST attack in December 2020,... Read more »

Zeek in its sweet spot: Detecting F5’s Big-IP CVE10 (CVE-2020-5902)

Having a CVE 10 unauthenticated Remote Code Execution vulnerability on a central load balancing device? That’s bad… Read more »

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