Vulnerability in AMD 3rd Gen Epyc™ Processors
CVE-2023-20594
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.002 (7.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- AMD 3rd Gen Epyc™ Processors — versions various
- AMD Ryzen™ Embedded 7000 — versions EmbeddedAM5PI 1.0.0.1
- AMD Ryzen™ Embedded V3000 — versions Embedded-PI_FP7r2 1.0.0.B
- AMD Epyc 7003
- AMD Epyc 7003 Firmware — versions milanpi_1.0.0.a
- AMD Epyc 72f3
- AMD Epyc 72f3 Firmware — versions milanpi_1.0.0.a
- AMD Epyc 7313
- AMD Epyc 7313 Firmware — versions milanpi_1.0.0.a
- AMD Epyc 7313p
Weakness classification (CWE)
References
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4007 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-20594?
- CVE-2023-20594 is a medium-severity vulnerability in AMD 3rd Gen Epyc™ Processors, classified under Access of Uninitialized Pointer. CVSS score: 4.4/10. Published 2023-09-20.
- How severe is CVE-2023-20594?
- Medium severity. CVSS v3 base score is 4.4 out of 10.