CVE-2023-5342

medium

Description

The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2388707

https://bugzilla.redhat.com/show_bug.cgi?id=2198977

https://bodhi.fedoraproject.org/updates/FEDORA-2024-2aa28a4cfc

https://access.redhat.com/security/cve/CVE-2023-5342

Details

Source: Mitre, NVD

Published: 2025-08-14

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 3.7

Vector: CVSS2#AV:L/AC:H/Au:M/C:N/I:C/A:N

Severity: Low

CVSS v3

Base Score: 4.1

Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N

Severity: Medium

EPSS

EPSS: 0.00005