Vulnerability in Amd Ryzen™ 6000 Series Processors With Radeon™ Graphics "Rembrandt"
CVE-2023-20596
Improper input validation in the SMM Supervisor may allow an attacker with a compromised SMI handler to gain Ring0 access potentially leading to arbitrary code execution.
EPSS: 0.010 (57.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Amd Ryzen™ 6000 Series Processors With Radeon™ Graphics "Rembrandt" — versions various
- Amd Ryzen™ 7035 Series Processors With Radeon™ Graphics “Rembrandt-r” — versions various
- Amd Ryzen_3_5125c
- Amd Ryzen_3_5125c_firmware
- Amd Ryzen_3_5300g
- Amd Ryzen_3_5300ge
- Amd Ryzen_3_5300ge_firmware
- Amd Ryzen_3_5300g_firmware
- Amd Ryzen_3_5400u
- Amd Ryzen_3_5400u_firmware
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-20596?
- CVE-2023-20596 is a critical-severity vulnerability in Amd Ryzen™ 6000 Series Processors With Radeon™ Graphics "Rembrandt". CVSS score: 9.8/10. Published 2023-11-14.
- How severe is CVE-2023-20596?
- Critical severity. CVSS v3 base score is 9.8 out of 10.