Bottom line: The Log4j RCE scare has escalated into a US government shutdown due to the severity of the vulnerability.
What's happening: The US government was forced to shut down due to the Log4j RCE vulnerability, affecting 39,000 federal employees and impacting $1.3 billion in annual appropriations. The Log4j RCE vulnerability was found by researchers at Fortinet, who discovered a 9.3 CVSS score. The vulnerability is also being exploited by a group of hackers affiliated with Iran, who have been linked to several high-profile attacks.
What to do: Security teams should prioritize patching the Log4j RCE vulnerability and monitoring for signs of exploitation. Additionally, organizations should review their incident response plans to ensure they can respond quickly and effectively to potential attacks.