CVE-2021-46880

—

CVSS 3.1

9.8 critical

EPSS

<1%p45

Published

Apr 15, 2023 (Apr 15, 2023)

Modified

Jun 17, 2026

Description

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.

Vendors: openbsd
Products: libressl, openbsd
Weakness: CWE-295
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

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