CVE-2021-46880
First published: Sat Apr 15 2023(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Openbsd Libressl | <3.4.2 | |
| Openbsd Openbsd | <7.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-46880?
CVE-2021-46880 is a vulnerability in LibreSSL and OpenBSD that allows authentication bypass due to the discarding of errors for unverified certificate chains.
How severe is CVE-2021-46880?
CVE-2021-46880 has a severity rating of 9.8 (critical).
Which software is affected by CVE-2021-46880?
LibreSSL versions before 3.4.2 and OpenBSD versions before 7.0 errata 006 are affected by CVE-2021-46880.
How can I fix CVE-2021-46880?
To fix CVE-2021-46880, you should update to LibreSSL 3.4.2, or apply OpenBSD 7.0 errata 006.
Where can I find more information about CVE-2021-46880?
More information about CVE-2021-46880 can be found in the references: [link1], [link2], [link3].
- collector/nvd-index
- agent/severity
- agent/author
- agent/weakness
- agent/references
- agent/type
- agent/description
- agent/softwarecombine
- agent/last-modified-date
- agent/first-publish-date
- agent/remedy
- agent/tags
- vendor/openbsd
- canonical/openbsd libressl
- canonical/openbsd openbsd