I recently installed a Netgear Nighthawk X6 router. I've replaced the default passwords with 10 digit, random, unrelated characters. Two of my devices (a desktop and a laptop) are running Avast free virus protection. When I run an Avast scan, it says Service is vulnerable to attacks from within your network. When I click on their recommended solution, they say to update the firmware. I've gone to the Netgear website and it says all is updated. I recently vacationed in Colorado. I stayed at a private condo and used their wifi. I ran the Avast scan on my laptop. At...