CVE-2023-20518

Aug. 13, 2024, 5:15 p.m.

1.9
Low

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.

Product(s) Impacted

Product Versions
AMD Ryzen Master
  • []

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html

Tags

psirt@amd.com
2024-08-13
CVE-2023-20518

CVSS Score

1.9 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: HIGH
  • Privileges Required: HIGH
  • Scope: UNCHANGED
  • Confidentiality Impact: LOW
  • Integrity Impact: NONE
  • Availability Impact: NONE

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

    View Vector String

Timeline

Published: Aug. 13, 2024, 5:15 p.m.
Last Modified: Aug. 13, 2024, 5:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

psirt@amd.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.