# CVE-2021-45046: A Apache Log4j2 bug is being used in attacks

Status: Being used now (CISA KEV, added 2023-05-01)
Who: 
Do this: 

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is Apache Log4j2 (CVE-2021-45046) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2021-45046. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
Apache Log4j2 contains a deserialization of untrusted data vulnerability due to the incomplete fix of CVE-2021-44228, where the Thread Context Lookup Pattern is vulnerable to remote code execution in certain non-default configurations.

## Sources
- https://logging.apache.org/log4j/2.x/security.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-45046
- https://nvd.nist.gov/vuln/detail/CVE-2021-45046

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.