CVE-2021-21539 MEDIUM

CVE-2021-21539

Vendor Dell
Product Integrated Dell Remote Access Controller (iDRAC)
Published April 30, 2021
Last update September 16, 2024

CVSS base score

5.9/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction Required
Confidentiality Low
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain a Time-of-check Time-of-use (TOCTOU) race condition vulnerability. A remote authenticated attacker could potentially exploit this vulnerability to gain elevated privileges when a user with higher privileges is simultaneously accessing iDRAC through the web interface.

Key dates

02Disclosure timeline

April 30, 2021 CVE published
September 16, 2024 Record updated