The Apache Log4j hotpatch package before log4j-cve-2021-44228-hotpatch-1.1-13 didn’t mimic the permissions of the JVM being patched, allowing it to escalate privileges.
https://unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilities/
https://www.tenable.com/blog/hot-patches-for-log4shell-introduced-multiple-vulnerabilities-in-amazon-web-services
https://unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilities
https://alas.aws.amazon.com/ALAS-2021-1554.html
https://alas.aws.amazon.com/AL2/ALAS-2021-1732.html
Source: Mitre, NVD
Published: 2022-04-19
Updated: 2022-10-06
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS: 0.00049