CVE-2022-34398

HighCVSS 7.0/10Last modified Jun 17, 2026

Description

Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated malicious user could\u00a0potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI to gain arbitrary code execution on the system.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-367

Affected software

VendorProductVersions
DellCPG BIOS<= 2.15.0

References

Timeline

Published
Feb 1, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-34398: High severity, CVSS 7.0 | Vulnix