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Podcast: Chaos Computer Club - recent events feed
Episode: Bluetooth Headphone Jacking: A Key to Your Phone (39c3)
Description: Bluetooth headphones and earbuds are everywhere, and we were wondering what attackers could abuse them for. Sure, they can probably do things like finding out what the person is currently listening to. But what else? During our research we discovered three vulnerabilities (CVE-2025-20700, CVE-2025-20701, CVE-2025-20702) in popular Bluetooth audio chips developed by Airoha. These chips are used by many popular device manufacturers in numerous Bluetooth headphones and earbuds.
The identified vulnerabilities may allow a complete device compromise. We demonstrate the immediate impact using a pair of current-generation headphones. We also demonstrate how a compromised Bluetooth peripheral can...