Home/CVE/Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode) operatio
CVE

CVE-2020-12951

Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode) operatio

Race condition in ASP firmware could allow less privileged x86 code to perform ASP SMM (System Management Mode) operations.

HIGH · CVSS 7 EPSS 0.00105
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
▤

Affected Products & Versions

58
amd epyc 7003 firmware< milanpi-sp3_1.0.0.4
amd epyc 7002 firmware< romepi-sp3_1.0.0.c
amd epyc 7001 firmware< naplespi-sp3_1.0.0.g
amd epyc 72f3 firmware< milanpi-sp3_1.0.0.4
amd epyc 7313 firmware< milanpi-sp3_1.0.0.4
amd epyc 7313p firmware< milanpi-sp3_1.0.0.4
amd epyc 7343 firmware< milanpi-sp3_1.0.0.4
amd epyc 73f3 firmware< milanpi-sp3_1.0.0.4
▣

Scoring & Timeline

7
HIGH · CVSS v3.1 · psirt@amd.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Nov 2021 · 07:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027
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