CVE-2023-20518

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…

Low · published August 13, 2024

CVSS v3.1
1.9
EPSS
0%
Percentile
0.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
1.9 · LOW
Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00096 · 0.7th percentile
Published
2024-08-13T16:52Z
EPSS history
Timeline
  • 13 AUG 16:52Z
    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…
    cvelistv5