{"id":"CVE-2024-42444","aliases":["EUVD-2024-39541","GHSA-45gf-27xm-h64q"],"status":"published","title":"TOCTOU Race Condition between DMA and SMM","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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00115,"percentile":0.01566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-367"],"published":"2025-01-14T15:00:42Z","modified":"2026-06-17T07:49:27Z","products":[{"vendor":"ami","product":"aptio_v"},{"vendor":"ami","product":"aptiov"}],"references":[{"url":"https://go.ami.com/hubfs/Security%20Advisories/2025/AMI-SA-2025001.pdf","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42444"},{"url":"https://github.com/advisories/GHSA-45gf-27xm-h64q"}],"sources":{"cve":[{"id":"CVE-2024-42444","title":"TOCTOU Race Condition between DMA and SMM","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.","status":"published","published":"2025-01-14T15:00:42.112Z","modified":"2025-01-14T15:45:23.217Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:34:03.00063Z"}],"euvd":[{"id":"EUVD-2024-39541","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.","status":"published","published":"2025-01-14T15:00:42Z","modified":"2025-01-14T15:45:23Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:19.834715Z"}],"ghsa":[{"id":"GHSA-45gf-27xm-h64q","title":"APTIOV contains a vulnerability in BIOS where an attacker may cause a TOCTOU Race Condition by...","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.","status":"published","published":"2025-01-14T15:30:57Z","modified":"2025-01-14T15:31:04Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:59:29.545169Z"}],"nvd":[{"id":"CVE-2024-42444","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.","status":"published","published":"2025-01-14T15:15:25.997Z","modified":"2026-06-17T07:49:27.78Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:10:42.329342Z"}]}}