Security researchers from Chinese-based cybersecurity firm Qihoo 360 Netlab have spotted 5 botnet families, including Mettle, Muhstik, Mirai, Hajime, and Satori, making use of the GPON exploit in the wild. Gigabit-capable Passive Optical Network (GPON) routers manufacturer by South Korea-based DASAN Zhone Solutions have been found vulnerable to an authentication bypass (CVE-2018-10561) and a root-RCE (CVE) flaws that allow remote attackers to take full control of the device.
Source: https://thehackernews.com/2018/05/botnet-malware-hacking.html