VulnerabilityModified
CVE-2021-26322
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
HIGH 7.5EPSS 1.05%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.05%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Persistent platform private key may not be protected with a random IV leading to a potential “two time pad attack”.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.05% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-320, CWE-330
- Affected
- amd/epyc 7601 firmware · amd/epyc 7551p firmware · amd/epyc 7551 firmware · amd/epyc 7501 firmware · amd/epyc 7451 firmware · amd/epyc 7401 firmware · amd/epyc 7371 firmware · amd/epyc 7351p firmware · amd/epyc 7351 firmware · amd/epyc 7301 firmware · amd/epyc 7281 firmware · amd/epyc 7261 firmware · amd/epyc 7251 firmware · amd/epyc 7f72 firmware · amd/epyc 7f52 firmware · amd/epyc 7f32 firmware · amd/epyc 7h12 firmware · amd/epyc 7742 firmware · amd/epyc 7702 firmware · amd/epyc 7702p firmware · +37 more
- Source
- psirt@amd.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.