CVE-2021-21573 HIGH

CVE-2021-21573

Vendor Dell
Product BIOSConnect
Weakness CWE-121
Published June 24, 2021
Last update September 17, 2024

CVSS base score

7.2/10
Attack vector Local
Attack complexity High
Privileges required High
User interaction Required
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Dell BIOSConnect feature contains a buffer overflow vulnerability. An authenticated malicious admin user with local access to the system may potentially exploit this vulnerability to run arbitrary code and bypass UEFI restrictions.

Key dates

02Disclosure timeline

June 24, 2021 CVE published
September 17, 2024 Record updated