Potential security vulnerabilities have been identified with HPE Nimble Storage systems in multi array group configurations. The vulnerabilities could be exploited by an attacker to gain elevated privileges on the array. The following NimbleOS versions, and all subsequent releases, contain a software fix for this vulnerability: 3.9.2.0, 4.5.5.0, 5.0.8.0 and 5.1.3.0.