Date：2021/12/15

【Security Vulnerability Warning】Apache Log4j exists a security vulnerability (CVE-2021-44228), please confirm and update as soon as possible!

Subject:【Security Vulnerability Warning】Apache Log4j exists a security vulnerability (CVE-2021-44228) that allows attackers to remotely execute arbitrary code. Please confirm and update as soon as possible!
Description:
For details, please refer to the following links.

https://logging.apache.org/log4j/2.x/security.html

https://www.tenable.com/blog/cve-2021-44228-proof-of-concept-for-critical-apache-log4j-remote-code-execution-vulnerability

https://thehackernews.com/2021/12/extremely-critical-log4j-vulnerability.html

https://nvd.nist.gov/vuln/detail/CVE-2021-44228

Network System Division
Computer and Communication Center