CVE-2021-21544: Dell IDRAC9 Firmware

Low severity, CVSS 2.7. EPSS: 0.9% chance of exploitation in the next 30 days.

Dell EMC iDRAC9 versions prior to 4.40.00.00 contain an improper authentication vulnerability. A remote authenticated malicious user with high privileges could potentially exploit this vulnerability to manipulate the username field under the comment section and set the value to any user.

Affected products

• Dell IDRAC9 Firmware: before 4.40.00.00 (fixed in 4.40.00.00)

Published 2021-04-30. Last modified 2026-06-17.