There are a few handy tools for checking to see if your router is vulnerable to exploitation, and if there are any vulnerable devices on the network.
Some simply look at your model and version then see if a CVE has been issued for it.
Others will also test for vulnerabilities that can actually be exploited.
RouterCheck is available for Android and Windows (beta)
Fibre customers often have 2 boxes. 1 will be the cable unit, the other the router.
Ah yes I wan’t thinking Virgin.
Yes they offer cable TV but that is not the norm in the UK and fibre is available from many ISPs without a TV subscription.
I forgot in the US it will be the main way you will have access to it.
In the UK we don’t consider having fibre as being a “cable customer” any more that when using copper cables.
The final post on this thread from the Virgin forum says their products aren’t affected; although I would have preferred a more detailed statement issued by the company itself, it’s all I could find: