Vulnerability Description
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.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Amazon | Log4Jhotpatch | < 1.1-13 |
| Linux | Linux Kernel | - |
Related Weaknesses (CWE)
References
- https://alas.aws.amazon.com/AL2/ALAS-2021-1732.htmlVendor Advisory
- https://alas.aws.amazon.com/ALAS-2021-1554.htmlVendor Advisory
- https://unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilitiesExploitThird Party Advisory
- https://alas.aws.amazon.com/AL2/ALAS-2021-1732.htmlVendor Advisory
- https://alas.aws.amazon.com/ALAS-2021-1554.htmlVendor Advisory
- https://unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilitiesExploitThird Party Advisory
FAQ
What is CVE-2021-3100?
CVE-2021-3100 is a vulnerability with a CVSS score of 8.8 (HIGH). 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.
How severe is CVE-2021-3100?
CVE-2021-3100 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3100?
Check the references section above for vendor advisories and patch information. Affected products include: Amazon Log4Jhotpatch, Linux Linux Kernel.