Vulnerability Description
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Amd | Epyc 7601 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7601 | - |
| Amd | Epyc 7551P Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7551P | - |
| Amd | Epyc 7551 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7551 | - |
| Amd | Epyc 7501 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7501 | - |
| Amd | Epyc 7451 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7451 | - |
| Amd | Epyc 7401 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7401 | - |
| Amd | Epyc 7371 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7371 | - |
| Amd | Epyc 7351P Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7351P | - |
| Amd | Epyc 7351 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7351 | - |
| Amd | Epyc 7301 Firmware | < naplespi-sp3_1.0.0.g |
| Amd | Epyc 7301 | - |
Related Weaknesses (CWE)
References
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021Vendor Advisory
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021Vendor Advisory
FAQ
What is CVE-2021-26322?
CVE-2021-26322 is a vulnerability with a CVSS score of 7.5 (HIGH). Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
How severe is CVE-2021-26322?
CVE-2021-26322 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-26322?
Check the references section above for vendor advisories and patch information. Affected products include: Amd Epyc 7601 Firmware, Amd Epyc 7601, Amd Epyc 7551P Firmware, Amd Epyc 7551P, Amd Epyc 7551 Firmware.