Vulnerability in Openbsd Libressl
CVE-2022-48437
An issue was discovered in x509/x509_verify.c in LibreSSL before 3.6.1, and in OpenBSD before 7.2 errata 001. x509_verify_ctx_add_chain does not store errors that occur during leaf certificate verification, and therefore an incorrect error…
Vulnerability class: Improper Certificate Validation
EPSS: 0.004 (28.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Openbsd Libressl
- Openbsd
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch)
- cve@mitre.org (Patch)
- cve@mitre.org (Patch)
Frequently asked questions
- What is CVE-2022-48437?
- CVE-2022-48437 is a medium-severity vulnerability in Openbsd Libressl, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2023-04-12.
- How severe is CVE-2022-48437?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-48437 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.