CVE-2024-42446 - Vulnerability Details - OpenCVE

APTIOV contains a vulnerability in BIOS where an attacker may cause a Time-of-check Time-of-use (TOCTOU) Race Condition by local means. Successful exploitation of this vulnerability may lead to arbitrary code execution.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00021.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Ami	Aptio V

Configuration 1 [-]

cpe:2.3:o:ami:aptio_v:*:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://go.ami.com/hubfs/Security%20Advisories/2025/AMI-SA-2025004.pdf

History

Thu, 02 Oct 2025 14:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Ami Ami aptio V
CPEs		cpe:2.3:o:ami:aptio_v::::::::
Vendors & Products		Ami Ami aptio V

Tue, 13 May 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 13 May 2025 14:15:00 +0000

Type	Values Removed	Values Added
Description		APTIOV contains a vulnerability in BIOS where an attacker may cause a Time-of-check Time-of-use (TOCTOU) Race Condition by local means. Successful exploitation of this vulnerability may lead to arbitrary code execution.
Title		TOCTOU in SmmWhea
Weaknesses		CWE-367
References		https://go.ami.com/hubfs/Security%20Advisories/2025/AMI-SA-2025004.pdf
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: AMI

Published: 2025-05-13T14:02:10.628Z

Updated: 2025-05-13T15:16:25.056Z

Reserved: 2024-08-01T21:19:52.795Z

Link: CVE-2024-42446

Vulnrichment

Updated: 2025-05-13T15:16:08.520Z

NVD

Status : Analyzed

Published: 2025-05-13T14:15:19.497

Modified: 2025-10-02T14:22:05.427

Link: CVE-2024-42446

Redhat

No data.

OpenCVE Enrichment

No data.

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