CVE-2021-21547: Dell Unity Operating Environment

Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days.

Dell EMC Unity, UnityVSA, and Unity XT versions prior to 5.0.7.0.5.008 contain a plain-text password storage vulnerability when the Dell Upgrade Readiness Utility is run on the system. The credentials of the Unisphere Administrator are stored in plain text. A local malicious user with high privileges may use the exposed password to gain access with the privileges of the compromised user.

Affected products

• Dell Unity Operating Environment: before 5.0.7.0.5.008 (fixed in 5.0.7.0.5.008)
• Dell Unity Xt Operating Environment: before 5.0.7.0.5.008 (fixed in 5.0.7.0.5.008)
• Dell Unityvsa Operating Environment: before 5.0.7.0.5.008 (fixed in 5.0.7.0.5.008)

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