CVE-2023-20518

LowCVSS 1.9/10Last modified Jun 17, 2026

Description

Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.

Metrics

CVSS 3.1 1.9/10CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-459

Affected software

No affected versions have been published.

Timeline

Published
Aug 13, 2024
Last modified
Jun 17, 2026
NVD status
Deferred

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