CVE-2023-43066: Dell Unity Operating Environment

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Dell Unity prior to 5.3 contains a Restricted Shell Bypass vulnerability. This could allow an authenticated, local attacker to exploit this vulnerability by authenticating to the device CLI and issuing certain commands.

Affected products

• Dell Unity Operating Environment: before 5.3.0.0.5.120 (fixed in 5.3.0.0.5.120)
• Dell Unity Xt Operating Environment: before 5.3.0.0.5.120 (fixed in 5.3.0.0.5.120)
• Dell Unityvsa Operating Environment: before 5.3.0.0.5.120 (fixed in 5.3.0.0.5.120)

Published 2023-10-23. Last modified 2026-06-17.