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Status published
High
CVE-2022-34398
Dell BIOS contains a Time-of-check Time-of-use vulnerability. A local authenticated...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Dell
View all reports →Affected Software
CPG BIOS
Vulnerable Versions:
0
Timeline
Official Publish:
February 1st, 2023
Last Modified:
March 26th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H