Vulnerability · Published Apr 19, 2022 · Assigned by palo_alto
CVE-2021-3100Log4j hot patch package privilege escalation
High 8.8
In plain English
A high-severity security flaw in log4j-cve-2021-44228-hotpatch from Amazon Web Services. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 69.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Amazon Web Services | log4j-cve-2021-44228-hotpatch | unspecified – before 1.1-13 |
Weakness: CWE-250 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
References
- https://alas.aws.amazon.com/AL2/ALAS-2021-1732.html x_refsource_MISC
- https://alas.aws.amazon.com/ALAS-2021-1554.html x_refsource_MISC
- https://unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilities x_refsource_MISC