Vulnerability Details : CVE-2021-46880
x509/x509_verify.c in LibreSSL before 3.4.2, and OpenBSD before 7.0 errata 006, allows authentication bypass because an error for an unverified certificate chain is sometimes discarded.
Products affected by CVE-2021-46880
- cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
- cpe:2.3:a:openbsd:libressl:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46880
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46880
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-46880
-
The product does not validate, or incorrectly validates, a certificate.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-46880
-
https://security.netapp.com/advisory/ntap-20230517-0006/
CVE-2021-46880 LibreSSL Vulnerability in NetApp Products | NetApp Product Security
-
https://ftp.openbsd.org/pub/OpenBSD/patches/7.0/common/006_x509.patch.sig
Patch
-
https://github.com/openbsd/src/commit/3f851282810fa0ab4b90b3b1ecec2e8717ef16f8
In some situations, the verifier would discard the error on an unvali… · openbsd/src@3f85128 · GitHubPatch
-
https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.4.2-relnotes.txt
Release Notes
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