Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since December 10, 2021.
CVE-2021-44228
Apache Log4j2 Remote Code Execution Vulnerability
Added to KEV December 10, 2021
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2021-44228
- CWE
- CWE-20CWE-400CWE-502
- Affected products
- Log4j2 · Apache Log4j2 · Apache
What happened
Apache Log4j2 contains a vulnerability where JNDI features do not protect against attacker-controlled JNDI-related endpoints, allowing for remote code execution.
What it means for your business
Apache Log4j2 is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2021-44228). Apache Log4j2 contains a vulnerability where JNDI features do not protect against attacker-controlled JNDI-related endpoints, allowing for remote code execution. CISA remediation due date: 2021-12-24. If you need help checking exposure, call (864) 335-9223.
Required action
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.
CISA due date: December 24, 2021
Sources
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