Vulnerability in AMD 3rd Gen Epyc™ Processors

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.2 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-20573: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-20573?
CVE-2023-20573 is a low-severity vulnerability in AMD 3rd Gen Epyc™ Processors, classified under Protection Mechanism Failure. CVSS score: 3.2/10. Published 2024-01-11.
How severe is CVE-2023-20573?
Low severity. CVSS v3 base score is 3.2 out of 10.
Is CVE-2023-20573 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.