CVE Vulnerability

CVE-2021-26321

Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021 Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-11-16 07:15

Updated : 2021-11-19 04:09

NVD link : CVE-2021-26321

Mitre link : CVE-2021-26321

Products Affected

Amd

Epyc 7371

CWE
CWE-77