CVE-2021-44228 — Apache Log4j2 Remote Code Execution Vulnerability
CVE-2021-44228: Apache Log4j2 Remote Code Execution Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Apache |
| Product | Log4j2 |
| Date added | 2021-12-10 |
| Due date | 2021-12-24 |
| Ransomware campaign use | Known |
Description
Apache Log4j2 contains a vulnerability where JNDI features do not protect against attacker-controlled JNDI-related endpoints, allowing for remote code execution.
Required action (CISA)
For all affected software assets for which updates exist, the only acceptable remediation actions are: 1) Apply updates; OR 2) remove affected assets from agency networks. Temporary mitigations using one of the measures provided at https://www.cisa.gov/uscert/ed-22-02-apache-log4j-recommended-mitigation-measures are only acceptable until updates are available.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-44228
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-44228
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog