Auth bypass in Apache Ozone
CVE-2021-39236
In Apache Ozone before 1.2.0, Authenticated users with valid Ozone S3 credentials can create specific OM requests, impersonating any other user.
Vulnerability class: Broken Access Control
EPSS: 0.025 (83.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Ozone
- Apache Software Foundation Ozone — versions 1.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, x_refsource_MISC, Mitigation, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@apache.org (issue-tracking, Exploit)
Frequently asked questions
- What is CVE-2021-39236?
- CVE-2021-39236 is a high-severity vulnerability in Apache Ozone, classified under Missing Authorization. CVSS score: 8.8/10. Published 2021-11-19.
- How severe is CVE-2021-39236?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-39236 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.