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CVE-2020-12890

Published: Dec 10, 2021Updated: Nov 21, 2024 Sources: CVE List NVDNVD-CWE-noinfo
NVD MITRE
6.7CVSSMEDIUM
EPSS Score
0.3%
Top 80.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

NVD-CWE-noinfo

Affected Products

amd generic encapsulated software architectureamdHardware Firmware
AMD ProcessorsAMDHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices

Exploitability

Official Patch Available

References

https://www.amd.com/en/corporate/product-security
amd.com

Timeline

Published
Dec 10, 2021
Last Updated
Nov 21, 2024

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