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CVE-2024-42444

TOCTOU Race Condition between DMA and SMM

High7.5EPSS 0.11%
Published
Updated
Reserved
Assigned by
AMI

Description

APTIOV contains a vulnerability in BIOS where an attacker may cause a TOCTOU Race Condition by local means. Successful exploitation of this vulnerability may lead to execution of arbitrary code on the target device.

Scores

CVSS scores of CVE-2024-42444, by who scored it
Scored byCVSSScoreVector
AMICNA (assigner)3.1High7.5CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
NVDNVD · Analyzed3.1High7.8CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.11% · top 98% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • AMI · AptioV

    • affected BKS_5.0 – ≤ BKS_5.38

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .