CVE-2024-42446CWE-367

TOCTOU in SmmWhea

High · published May 13, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
2.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00134 · 2.6th percentile
Weakness
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2025-05-13T14:02Z
EPSS history
Timeline
  • 13 MAY 14:02Z
    TOCTOU in SmmWhea
    cvelistv5