A Linux worm that’s gaining steam by targeting embedded devices is gaining steam. The Zollard worm has spiked the number of PHP exploit attempts for devices like routers, set-top boxes, security cameras. The worm takes advantage of an old PHP vulnerability patched in May 2012 that, according to Cisco, is heavily exploited by a number of worms. The big danger of these devices is the combination of forgetability and the hidden compute power they hold — they’re often single-purpose but still built on a Linux platform with online connectivity.”]
Source: https://www.darkreading.com/attacks-breaches/linux-worm-targets-embedded-devices