Bitdefender researchers analyzed a Wi-Fi audio receiver and found it susceptible to brute-force attacks and poor authentication practices. The MUZO Cobblestone can be connected to home routers to allow music streaming from multiple sources smartphones or the Internet. The device comes embedded with a Telnet service used for remote access, to send and receive information. Researchers noticed that the access point lack proper authentication it can be protected by creating a password from the configuration page, but nothing notifies the user about this possibility nor the existence of the.”]
Source: https://www.bitdefender.com/blog/hotforsecurity/music-streaming-can-leave-homes-open-to-hacking/