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CVE-2025-33043

SMM buffer Integrity

Published: May 29, 2025Updated: Nov 3, 2025 Sources: CVE List NVDCWE-20
NVD MITRE
5.8CVSSMEDIUM
EPSS Score
0.2%
Top 93.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

APTIOV contains a vulnerability in BIOS where an attacker may cause an Improper Input Validation locally. Successful exploitation of this vulnerability can potentially impact of integrity.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:RS:CC:LI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-20

Affected Products

aptio vamiHardware Firmware
AptioVAMIHardware Firmware
amicommercialUSHardware Firmwareaka ami (american megatrends), american megatrends inc, american megatrends

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
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References

https://go.ami.com/hubfs/Security%20Advisories/2025/AMI-SA-2025005.pdf
go.ami.com
https://www.kb.cert.org/vuls/id/209095
kb.cert.org

Timeline

Published
May 29, 2025
Last Updated
Nov 3, 2025

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