CVE-2022-34401 HIGH

CVE-2022-34401

Vendor Dell
Product CPG BIOS
Weakness CWE-121
Published January 18, 2023
Last update April 3, 2025

CVSS base score

7.5/10
Attack vector Local
Attack complexity High
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Dell BIOS contains a stack based buffer overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter in order to gain arbitrary code execution in SMRAM.

Key dates

02Disclosure timeline

January 18, 2023 CVE published
April 3, 2025 Record updated