Back to Database
Status published
Medium
CVE-2023-20566
Improper address validation in ASP with SNP enabled may potentially...
Vulnerability Description
Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-20566
Credits & Attribution
No credits recorded in the NVD database.
More from AMD
View All →CVE-2025-66664
Insufficient parameter sanitization in AMD Secure Processor (ASP) TEE SOC...
Medium
4.6
CVE-2025-66660
Insufficient parameter sanitization in TEE SOC Driver could allow an...
Low
1.8
CVE-2025-62628
Unsafe OpenSSL initialization within some AMD optional tools may allow...
High
7
CVE-2025-62627
An untrusted pointer dereference in the ionic cloud driver for...
High
7.2
CVE-2025-62626
Improper handling of insufficient entropy in the AMD CPUs could...
High
7.2
Affected Vendor
Affected Software
3rd Gen AMD EPYC™ Processors, 4th Gen AMD EPYC™ Processors, AMD EPYC™ Embedded 7003, AMD EPYC™ Embedded 9003
Vulnerable Versions:
various
Timeline
Official Publish:
November 14th, 2023
Last Modified:
December 3rd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.