CISA Log4j (CVE-2021-44228) Vulnerability Guidance

This repository provides CISA's guidance and an overview of related software regarding the Log4j vulnerability (CVE-2021-44228). CISA encourages users and administrators to review the official Apache release and upgrade to Log4j 2.15.0 or apply the recommended mitigations immediately.

Official CISA Guidance & Resources:
CISA Director Jen Easterly's Statement: Statement from CISA Director Easterly on “Log4j” Vulnerability.
CISA Current Activity Alert: Apache Releases Log4j Version 2.15.0 to Address Critical RCE Vulnerability Under Exploitation
National Vulnerability Database (NVD) Information: CVE-2021-44228

CISA will maintain a list of all publicly available information and vendor-supplied advisories regarding the Log4j vulnerability.

Status

Status	Description
Unknown	Status unknown. Default choice.
Affected	Reported to be affected by CVE-2021-44228.
Not Affected	Reported to NOT be affected by CVE-2021-44228 and no further action necessary.
Fixed	Patch and/or mitigations available (see provided links).
Under Investigation	Vendor investigating status.

Software List

Vendor	Product	Version	Status	Update Available	Notes	References	Last Updated
Sample-Vendor	Product-A	1.15.0	Affected	Yes/No Link	<Statement by vendor, vuln note, etc.>	Link Here	12/11/2021