A command injection vulnerability is present in Aruba Instant that permits an authenticated administrative user to execute arbitrary commands on the underlying operating system. A malicious administrator could use this ability to install backdoors or change system configuration in a way that would not be logged. Workaround: None. Resolution: Fixed in Aruba Instant 4.2.4.12, 6.5.4.11, 8.3.0.6, and 8.4.0.0