CVE-2023-28075 MEDIUM

CVE-2023-28075

Vendor Dell
Product CPG BIOS
Weakness CWE-367
Published August 16, 2023
Last update October 8, 2024

CVSS base score

6.9/10
Attack vector Physical
Attack complexity High
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

August 16, 2023 CVE published
October 8, 2024 Record updated