CVE-2021-44228
Public on 2021-12-10
Modified on 2024-06-10
Description
A flaw was found in the Java logging library Apache Log4j 2 in versions from 2.0-beta9 and before and including 2.14.1. This could allow a remote attacker to execute code on the server if the system logs an attacker-controlled string value with the attacker's JNDI LDAP server lookup.
Severity
Critical
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | aws-kinesis-agent | 2021-12-16 | ALAS2-2021-1730 | Fixed |
| Amazon Linux 1 | java-1.6.0-openjdk | 2021-12-17 | ALAS-2021-1553 | Fixed |
| Amazon Linux 1 | java-1.7.0-openjdk | 2021-12-17 | ALAS-2021-1553 | Fixed |
| Amazon Linux 2 - Core | java-1.7.0-openjdk | 2021-12-17 | ALAS2-2021-1731 | Fixed |
| Amazon Linux 2 - Corretto8 Extra | java-1.8.0-amazon-corretto | 2021-12-17 | ALAS2CORRETTO8-2021-001 | Fixed |
| Amazon Linux 1 | java-1.8.0-openjdk | 2021-12-17 | ALAS-2021-1553 | Fixed |
| Amazon Linux 2 - Core | java-1.8.0-openjdk | 2021-12-17 | ALAS2-2021-1731 | Fixed |
| Amazon Linux 2 - Core | java-11-amazon-corretto | 2021-12-17 | ALAS2-2021-1731 | Fixed |
| Amazon Linux 2 - Java-openjdk11 Extra | java-11-openjdk | 2021-12-17 | ALAS2JAVA-OPENJDK11-2021-001 | Fixed |
| Amazon Linux 2 - Core | java-17-amazon-corretto | 2021-12-17 | ALAS2-2021-1731 | Fixed |
| Amazon Linux 2023 | log4j | Not Affected |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv3 | 10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVD | CVSSv2 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |