AMD 3rd Gen AMD EPYC™

CVE-2021-26315
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.17 % · percentile 6 ()
State
PUBLISHED
Published
Updated
Assigner
AMD
NVD status
Modified

Description

When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used.

Weaknesses (CWE)

  • CWE-345 — Insufficient Verification of Data Authenticity

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 2.0MEDIUM 4.6AV:L/AC:L/Au:N/C:P/I:P/A:PNVD · nvd@nist.gov (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
AMD · 3rd Gen AMD EPYC™affected unspecified < MilanPI-SP3_1.0.0.4

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD