CVE-2021-21550: Dell Emc Powerscale Onefs

Medium severity, CVSS 6.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Dell EMC PowerScale OneFS 8.1.0-9.1.0 contain an improper neutralization of special elements used in an OS command vulnerability. This vulnerability can allow an authenticated user with ISI_PRIV_LOGIN_SSH or ISI_PRIV_LOGIN_CONSOLE privileges to escalate privileges.

Affected products

• Dell Emc Powerscale Onefs: version 8.1.1 only; version 8.1.2 only; version 8.2.1 only; version 8.2.2 only; version 9.0.0.0 only; version 9.1.0.0 only

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