Vulnerability in Amd 3rd Gen Epyc™ Processors

CVE-2023-20566

Improper address validation in ASP with SNP enabled may potentially allow an attacker to compromise guest memory integrity.

EPSS: 0.001 (17.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N.

Affected products

Amd 3rd Gen Epyc™ Processors — versions various
Amd 4th Gen Epyc™ Processors — versions various
Amd Epyc™ Embedded 7003 — versions various
Amd Epyc™ Embedded 9003 — versions various

References

www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 (vendor-advisory)

Frequently asked questions

What is CVE-2023-20566?: CVE-2023-20566 is a medium-severity vulnerability in Amd 3rd Gen Epyc™ Processors. CVSS score: 5.3/10. Published 2023-11-14.
How severe is CVE-2023-20566?: Medium severity. CVSS v3 base score is 5.3 out of 10.