Periodically, vulnerabilities are discovered that affect many makes/models of home based internet devices. In home internet installations, this is typically a combination device that provides modem, firewall, and wireless routing, and has a port for an RJ11 phone connection or COAX cable connection, and RJ45 ports for CAT6 Ethernet cables. Some vulnerabilities affect only one brand of devices. But recently, a set of "Dnsmasq" vulnerabilities emerged that could be used to mount DNS cache poisoning attacks and compromise the device. Dnsmasq is used by the following modem/router devices
If you have an older router, it's a good time to consider upgrading to a modern and supported device. You can call your ISP and discuss their recommended upgrade path, or shop at Amazon or a local technology retailer for price competition on desired models. LeeShanok is a reseller of Cisco's excellent lineup of commercial grade firewalls.
CNET has published a nice article to help you understand the new technology available: https://www.cnet.com/how-to/how-to-tell-when-its-time-to-upgrade-your-router/
And here’s a review of modem/router combo devices for 2021: https://www.highspeedinternet.com/resources/best-modem-router-combos
Steps to Upgrade Firmware:
If you are unsure how to perform this on your device, contact your account manager at LeeShanok for assistance. Our team can usually perform a firmware update remotely in under an hour.