Privilege escalation in Amazon Log4jhotpatch
CVE-2021-3100
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.
EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Amazon Log4jhotpatch
- Amazon Web Services Log4j-cve-2021-44228-hotpatch — versions unspecified
- Linux Linux_kernel
Weakness classification (CWE)
References
- psirt@paloaltonetworks.com (x_refsource_MISC, Vendor Advisory)
- psirt@paloaltonetworks.com (x_refsource_MISC, Vendor Advisory)
- psirt@paloaltonetworks.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-3100?
- CVE-2021-3100 is a high-severity vulnerability in Amazon Log4jhotpatch, classified under CWE-250. CVSS score: 8.8/10. Published 2022-04-19.
- How severe is CVE-2021-3100?
- High severity. CVSS v3 base score is 8.8 out of 10.