CVE-2021-46791

low-risk
Published 2023-01-11

Insufficient input validation during parsing of the System Management Mode (SMM) binary may allow a maliciously crafted SMM executable binary to corrupt Dynamic Root of Trust for Measurement (DRTM) user application memory that may result in a potential denial of service.

Do I need to act?

-
0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Milanpi Firmware

Affected Vendors

Amd

References (2)

Vendor Advisory https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
Vendor Advisory https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal