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CVE-2021-46769

Published: May 9, 2023Updated: Jan 28, 2025 Sources: CVE List NVDCWE-20
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.8%
Top 48.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA copies, which can lead to code execution.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
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-20

Affected Products

2nd Gen AMD EPYC™ AMDHardware Firmware
3rd Gen AMD EPYC™ AMDHardware Firmware
epyc 72f3 firmwareamdHardware Firmware
epyc 7313 firmwareamdHardware Firmware
epyc 7313p firmwareamdHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices
and 45 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-3001
amd.com

Timeline

Published
May 9, 2023
Last Updated
Jan 28, 2025

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