CVE-2023-5342
MEDIUM EPSS 0.2%
Published Aug 14, 202510mo ago · Modified Jun 17, 20262w ago
4.1 CVSS 3.1
Published Aug 14, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N Attack Vector Local
Attack Complexity High
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None
Threat Intelligence
EPSS Exploit Probability
0.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-324
References 4
- access.redhat.com https://access.redhat.com/security/cve/CVE-2023-5342
- bodhi.fedoraproject.org https://bodhi.fedoraproject.org/updates/FEDORA-2024-2aa28a4cfc
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2198977
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2388707
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.