CVE-2022-34400

HighCVSS 7.1/10Last modified Jun 17, 2026

Description

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-122CWE-787

Affected software

VendorProductVersions
DellCPG BIOS<= 2.15.2

References

Timeline

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

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CVE-2022-34400: High severity, CVSS 7.1 | Vulnix