SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-12951

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

HIGH 7.0EPSS 0.22%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 3.1
7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.22% probability · 12th percentile
CISA KEV
Not listed
Weakness
CWE-362
Affected
amd/epyc 7003 firmware · amd/epyc 7002 firmware · amd/epyc 7001 firmware · amd/epyc 72f3 firmware · amd/epyc 7313 firmware · amd/epyc 7313p firmware · amd/epyc 7343 firmware · amd/epyc 73f3 firmware · amd/epyc 7413 firmware · amd/epyc 7443 firmware · amd/epyc 7443p firmware · amd/epyc 7453 firmware · amd/epyc 74f3 firmware · amd/epyc 7513 firmware · amd/epyc 7543 firmware · amd/epyc 7543p firmware · amd/epyc 75f3 firmware · amd/epyc 7643 firmware · amd/epyc 7663 firmware · amd/epyc 7713 firmware · +38 more
Source
psirt@amd.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.