CVE-2021-44228
Apache Log4j2 Remote Code Execution Vulnerability
CVSS
—
No CVSS
EPSS
100.0%
p100
KEV
YES
Dec 10, 2021
Exploit Today
80
0-100
Published: — · Last modified: —
Product
Apache / Log4j2
Vulnerability
Apache Log4j2 Remote Code Execution Vulnerability
Added to KEV
Dec 10, 2021
Remediate by
Dec 24, 2021
Known ransomware use
Yes
Summary 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
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