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CVE-2024-36347

Published: Jun 27, 2025Updated: Jun 30, 2025 Sources: CVE List NVD BDUCWE-347
NVD MITRE
6.4CVSSMEDIUM
EPSS Score
0.1%
Top 99.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious microcode, potentially resulting in loss of integrity of x86 instruction execution, loss of confidentiality and integrity of data in x86 CPU privileged context and compromise of SMM execution environment.

CVSS Vector Breakdown

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

Weaknesses

CWE-347

Affected Products

AMD EPYC Embedded 7002Advanced Micro Devices Inc.Hardware Firmware
AMD Ryzen 7000 Series Processors RaphaelAdvanced Micro Devices Inc.Hardware Firmware
AMD Ryzen Embedded V2000Advanced Micro Devices Inc.Hardware Firmware
AMD Ryzen Embedded V3000Advanced Micro Devices Inc.Hardware Firmware
AMD EPYC Embedded 3000Advanced Micro Devices Inc.Hardware Firmware
advanced micro devices inc.commercialUSHardware Firmwareaka amd
and 80 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1095470
bugs.debian.org
https://bughunters.google.com/blog/5424842357473280/zen-and-the-art-of-microcode-hacking
bughunters.google.com
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1099830#26
bugs.debian.org
and 8 more references View all →

Timeline

Published
Jun 27, 2025
Last Updated
Jun 30, 2025

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