Name: CVE-2022-34398: Time-of-check Time-of-use (TOCTOU) Race Condition
Creator: Rapid7
Published: 2023-02-01T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2022-34398, CWE-367, CVSS 7.5, EPSS 0.0016

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.

CVSS Details

CVSS 3.1 Base Score: 7.5
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Dell Poweredge Dsa2023149	—	Upgrade Dell PowerEdge to the latest version	Jan 12, 2026	Apr 27, 2023

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CVSS Details

Covered by Rapid7

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