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CVE-2020-12961

Published: Nov 16, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-20
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.2%
Top 85.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A potential vulnerability exists in AMD Platform Security Processor (PSP) that may allow an attacker to zero any privileged register on the System Management Network which may lead to bypassing SPI ROM protections.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-20NVD-CWE-noinfo

Affected Products

2nd Gen AMD EPYC™AMDHardware Firmware
3rd Gen AMD EPYC™AMDHardware Firmware
epyc 7003 firmwareamdHardware Firmware
epyc 7002 firmwareamdHardware Firmware
epyc 72f3 firmwareamdHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices
and 42 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021
amd.com

Timeline

Published
Nov 16, 2021
Last Updated
Nov 21, 2024

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