Detecting Spring4Shell 0-day Vulnerability Using Devo (updated 4/7/22)
Editor’s note: Latest update, April 6, 2022, 7:30 p.m. U.S. EDT — This post now includes an example query to aid SOC teams in generating alerts for their specific WAF data sources. See the section “Create New Web Application Firewall (WAF) Rules” for details. A critical zero-day vulnerability in Java’s popular Spring Core Framework is being actively targeted, according to multiple reports submitted to Bleeping Computer.