Are USB Devices a Security Risk for Your PC?

The attack that shouldn't be possible — but is Picture a $283 soundbar sitting on a desk, plugged into a PC via USB, playing music. To every security tool watching that machine, the speaker is a trusted, known device — essentially invisible. To an attacker sitting in the parking lot outside, it's an open door. That is the reality of a vulnerability discovered in Creative Technologies' Sound Blaster Katana V2X. Researcher Rasmus Moorats found the flaw after purchasing the soundbar himself.