Talkin’ About Infosec News – The Floor is Java – 12/15/2021
Summary
This article announces an episode of "Talkin' About Infosec News" from Black Hills Information Security, originally aired on December 13, 2021. The featured presentation is titled "The Floor is Java" and focuses on the Log4Shell/Log4J vulnerability.
IFF Assessment
The article discusses a major vulnerability (Log4Shell) which is bad news for defenders as it requires significant remediation efforts.
Severity
Log4Shell (CVE-2021-44228) is a critical vulnerability that allows for remote code execution with no authentication required, impacting a widely used Java logging library, leading to a CVSS score of 10.0.
CISA KEV: Listed as actively exploited. Federal patch due: December 24, 2021. Known ransomware use: Known.
Defender Context
The Log4Shell vulnerability is a critical event that required immediate attention from defenders due to its widespread impact and ease of exploitation. Organizations needed to rapidly identify and patch vulnerable systems, as well as implement detection and response measures to mitigate potential compromises.