Privilege escalation in Amazon Log4jhotpatch
CVE-2022-0070
Incomplete fix for CVE-2021-3100. The Apache Log4j hotpatch package starting with log4j-cve-2021-44228-hotpatch-1.1-16 will now explicitly mimic the Linux capabilities and cgroups of the target Java process that the hotpatch is applied to.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (29.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Amazon Log4jhotpatch
- Amazon Web Services Log4j-Cve-2021-44228-Hotpatch — versions unspecified
- Linux Kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- unit42.paloaltonetworks.com/aws-log4shell-hot-patch-vulnerabilities (Exploit, Third Party Advisory)
- alas.aws.amazon.com/cve/html/CVE-2022-0070.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-0070?
- CVE-2022-0070 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-2022-0070?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-0070 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.