Multiple vulnerabilities in Canon s DSLR camera firmware could allow an attacker to plant malware on devices and ransom images from users. The research comes from Check Point that found six bugs when it reverse engineered Canon’s EOS 80D DSLR firmware. The bugs open the door to a range of hacks via a Wi-Fi network or a PC’s USB connection to a camera. PTP is an industry standard protocol used by device makers for transferring images via wired or wirelessly from a digital camera to a computer.
Source: https://threatpost.com/hack-of-a-canon-eos-80d-dslr/147214/