Vulnerability · Published Nov 16, 2021 · Assigned by AMD
CVE-2021-26322
High 7.5
In plain English
A high-severity security flaw in 1st Gen AMD 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 1.0% (higher than 64% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
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
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AMD | 1st Gen AMD EPYC™ | unspecified – before NaplesPI-SP3_1.0.0.G |
| AMD | 2nd Gen AMD EPYC™ | unspecified – before RomePI-SP3_1.0.0.C |
| AMD | 3rd Gen AMD EPYC™ | unspecified – before MilanPI-SP3_1.0.0.4 |
Weakness: CWE-320