CVE-2021-21505: Dell Emc Integrated System For Microsoft Azure Stack Hub Firmware

Critical severity, CVSS 9.8. EPSS: 2.4% chance of exploitation in the next 30 days.

Dell EMC Integrated System for Microsoft Azure Stack Hub, versions 1906 – 2011, contain an undocumented default iDRAC account. A remote unauthenticated attacker, with the knowledge of the default credentials, could potentially exploit this to log in to the system to gain root privileges.

Affected products

• Dell Emc Integrated System For Microsoft Azure Stack Hub Firmware: from 1906, up to and including 2011

Published 2021-05-06. Last modified 2026-06-17.