ArubaOS is a network operating system for Aruba Mobility Controllers, Mobility Masters, and controller-managed access points (APs). instantOS is an Arch Linux-based distribution. a command execution vulnerability exists in Aruba Networks ArubaOS and InstantOS. The vulnerability stems from the failure of the command line interface to properly filter the construct command special characters, commands, etc. An attacker could execute arbitrary commands. An attacker could exploit the vulnerability to execute arbitrary commands.