CVE-2023-20599

HIGH

7.9

Description

Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of cryptographic key pointer/index leading to loss of integrity or confidentiality.

CVE Details

CVSS v3.1 Score7.9

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published6/10/2025

Last Modified11/21/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-1262

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7039.html(psirt@amd.com)

IOC Correlations

No correlations recorded

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