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.
After the Spring cloud vulnerability reported yesterday, a new vulnerability called Spring4shell CVE-2022-22965 was reported this time on the very popular Java framework Spring Core on JDK9+. The vulnerability is always a remote code execution (RCE) which would permit attackers to execute arbitrary code on the machine and compromise the entire host.
Details of a zero-day vulnerability in Spring Framework were leaked on March 29, 2022 but promptly taken down by the original source. Although much of the initial speculation about the nature of the vulnerability was incorrect, we now know that the vulnerability has the potential to be quite serious depending on your organization’s use of Spring Framework. There is also a dedicated CVE 2022-22965 assigned to this vulnerability. We will keep this blog updated as new information comes up.
Zero standing privilege (ZSP) is an applied zero trust security strategy for privileged access management (PAM). The term zero standing privilege was coined by an analyst at Gartner. In practice, it implies no users should be pre-assigned with administrative account privileges. Zero-trust security forbids authorization based on static predefined trust boundaries.