Vulnerability · Published Jan 10, 2023 · Assigned by AMD
CVE-2023-20522
High 7.5
In plain English
A high-severity improper input validation in 2nd Gen EPYC from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 49.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Insufficient input validation in ASP may allow an attacker with a malicious BIOS to potentially cause a denial of service.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | 2nd Gen EPYC | various |
| AMD | 3rd Gen EPYC | various |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H