In an article from the New York Times, the FBI has urged everyone with an internet router to turn it off and then back on. A malware system linked to Russia has already infected thousand of internet routers.
Th FBI has a few recommendations for any owner of a small office or home office router. The simplest thing to do is reboot the device, which will temporarily disrupt the malware if it is present. Users are also advised to upgrade the device’s firmware and to select a new secure password.
Here is a statement from the FBI:
FOREIGN CYBER ACTORS TARGET HOME AND OFFICE ROUTERS AND NETWORKED DEVICES WORLDWIDE
SUMMARY
The FBI recommends any owner of small office and home office routers power cycle (reboot) the devices. Foreign cyber actors have compromised hundreds of thousands of home and office routers and other networked devices worldwide. The actors used VPNFilter malware to target small office and home office routers. The malware is able to perform multiple functions, including possible information collection, device exploitation, and blocking network traffic.
You can find more information at this link.