Cisco Umbrella Virtual Appliance 2.0.3 Undocumented Support Tunnel Vulnerability

Cisco Umbrella Virtual Appliance versions 2.0.3 and below contain an undocumented, auto-initiated reverse SSH tunnel which allows the Cisco Umbrella support team to have persistent and unrestricted access to the virtual appliance. Cisco Umbrella Virtual Appliance - Undocumented Support Tunnel...