Vulnerability · Published Nov 14, 2023 · Assigned by AMD
CVE-2023-20596
Critical 9.8
In plain English
A critical-severity security flaw in AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt" from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.0%top 35.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.