CVE-2020-5319: Dell Emc Unity Operating Environment

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

Dell EMC Unity, Dell EMC Unity XT, and Dell EMC UnityVSA versions prior to 5.0.2.0.5.009 contain a Denial of Service vulnerability on NAS Server SSH implementation that is used to provide SFTP service on a NAS server. A remote unauthenticated attacker may potentially exploit this vulnerability and cause a Denial of Service (Storage Processor Panic) by sending an out of order SSH protocol sequence.

Affected products

• Dell Emc Unity Operating Environment: before 5.0.2.0.5.009 (fixed in 5.0.2.0.5.009)
• Dell Emc Unity Xt Operating Environment: before 5.0.2.0.5.009 (fixed in 5.0.2.0.5.009)
• Dell Emc Unityvsa Operating Environment: before 5.0.2.0.5.009 (fixed in 5.0.2.0.5.009)

Published 2020-02-06. Last modified 2026-06-17.