Vulnerability · Published Nov 14, 2023 · Assigned by AMD
CVE-2021-46766
Low 2.5
In plain English
A low-severity security flaw in 4th Gen AMD EPYC™ Processors from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).
Severity (CVSS 3.1)2.5Low
Exploit odds (30 days)0.2%top 86.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Improper clearing of sensitive data in the ASP Bootloader may expose secret keys to a privileged attacker accessing ASP SRAM, potentially leading to a loss of confidentiality.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS | various |
| AMD | 4th Gen AMD EPYC™ Processors | various |
| AMD | AMD EPYC™ Embedded 9003 | various |