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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.010 (63.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
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
- www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7011 (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.