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CVE-2021-26322
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
High7.5EPSS 1.0%
- Published
- Updated
- Reserved
- Assigned by
- AMD
Description
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
- affected unspecified – < NaplesPI-SP3_1.0.0.G
- affected unspecified – < RomePI-SP3_1.0.0.C
- affected unspecified – < MilanPI-SP3_1.0.0.4
References (1)
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-26322)Record last updated .