Improper input validation in Amd 3rd Gen Epyc™
CVE-2022-23818
Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to loss of SEV-SNP guest memory integrity.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.005 (39.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Amd 3rd Gen Epyc™ — versions various
- Amd Epyc_72f3
- Amd Epyc_72f3_firmware — versions milanpi_1.0.0.9
- Amd Epyc_7313
- Amd Epyc_7313_firmware — versions milanpi_1.0.0.9
- Amd Epyc_7313p
- Amd Epyc_7313p_firmware — versions milanpi_1.0.0.9
- Amd Epyc_7343
- Amd Epyc_7343_firmware — versions milanpi_1.0.0.9
- Amd Epyc_7373x
Weakness classification (CWE)
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-23818?
- CVE-2022-23818 is a high-severity vulnerability in Amd 3rd Gen Epyc™, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2023-05-09.
- How severe is CVE-2022-23818?
- High severity. CVSS v3 base score is 7.5 out of 10.