CVE-2023-20573

Name: CVE-2023-20573
Creator: NVD / NIST
Published: 2024-01-11T14:15:43.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.2/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2023-20573 is a low-severity vulnerability rated 3.2/10 on the CVSS scale. A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information. . EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information.

Metrics

CVSS 3.1

3.2/10

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

EPSS Probability

0.29%

20.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-693

Affected Software

Vendor	Product	Versions
Amd	Epyc 7763 Firmware	All versions
Amd	Epyc 7713p Firmware	All versions
Amd	Epyc 7713 Firmware	All versions
Amd	Epyc 7663p Firmware	All versions
Amd	Epyc 7663 Firmware	All versions
Amd	Epyc 7643p Firmware	All versions
Amd	Epyc 7773x Firmware	All versions
Amd	Epyc 7643 Firmware	All versions
Amd	Epyc 7573x Firmware	All versions
Amd	Epyc 75f3 Firmware	All versions
Amd	Epyc 7543p Firmware	All versions
Amd	Epyc 7543 Firmware	All versions
Amd	Epyc 7513 Firmware	All versions
Amd	Epyc 7473x Firmware	All versions
Amd	Epyc 7453 Firmware	All versions
Amd	Epyc 74f3 Firmware	All versions
Amd	Epyc 7443p Firmware	All versions
Amd	Epyc 7443 Firmware	All versions
Amd	Epyc 7413 Firmware	All versions
Amd	Epyc 7373x Firmware	All versions
Amd	Epyc 73f3 Firmware	All versions
Amd	Epyc 7343 Firmware	All versions
Amd	Epyc 7313p Firmware	All versions
Amd	Epyc 7313 Firmware	All versions
Amd	Epyc 7303p Firmware	All versions
Amd	Epyc 7303 Firmware	All versions
Amd	Epyc 72f3 Firmware	All versions
Amd	Epyc 7203p Firmware	All versions
Amd	Epyc 7203 Firmware	All versions
Amd	Epyc 9654p Firmware	All versions
Amd	Epyc 9654 Firmware	All versions
Amd	Epyc 9634 Firmware	All versions
Amd	Epyc 9554p Firmware	All versions
Amd	Epyc 9554 Firmware	All versions
Amd	Epyc 9534 Firmware	All versions
Amd	Epyc 9474f Firmware	All versions
Amd	Epyc 9454p Firmware	All versions
Amd	Epyc 9454 Firmware	All versions
Amd	Epyc 9374f Firmware	All versions
Amd	Epyc 9354p Firmware	All versions
Amd	Epyc 9354 Firmware	All versions
Amd	Epyc 9334 Firmware	All versions
Amd	Epyc 9274f Firmware	All versions
Amd	Epyc 9254 Firmware	All versions
Amd	Epyc 9224 Firmware	All versions
Amd	Epyc 9174f Firmware	All versions
Amd	Epyc 9124 Firmware	All versions
Amd	Epyc 9684x Firmware	All versions
Amd	Epyc 9384x Firmware	All versions
Amd	Epyc 9184x Firmware	All versions

Showing 50 of 65 affected configurations. See NVD for the full list.

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006Vendor Advisory

Timeline

Published: Jan 11, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-20573?

A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information.

How severe is CVE-2023-20573?

CVE-2023-20573 has a CVSS score of 3.2/10 (LOW severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2023-20573?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-20573?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST