The developer teams from Google Home, Roku TV, and Sonos, are preparing security patches to prevent DNS rebinding attacks on their devices. From a report: Roku has already started deploying updates, while Google and Sonos are expected to deploy patches next month. DNS rebinding is not a new attack vector by any stretch of the imagination. Researchers have known about it since 2007 when it was first detailed in a Stanford research paper. The purpose of a DNS rebinding attack is to make a device bind to a malicious DNS server and then make the device access unintended domains.

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Source: Slashdot – Google, Roku, Sonos To Fix DNS Rebinding Attack Vector