Time-of-check Time-of-use Vulnerability in Dell BIOS Allows Arbitrary Code Execution

CVE-2023-28075 · MEDIUM Severity

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

Dell BIOS contain a Time-of-check Time-of-use vulnerability in BIOS. A local authenticated malicious user with physical access to the system could potentially exploit this vulnerability by using a specifically timed DMA transaction during an SMI in order to gain arbitrary code execution on the system.

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