Stack-based buffer overflow in WellinTech KingSCADA before 3.1.2.13 allows remote attackers to execute arbitrary code via a crafted packet.
https://www.exploit-db.com/exploits/42724/
https://www.cisa.gov/news-events/ics-advisories/icsa-14-098-02
http://www.wellintech.com/index.php?option=com_content&view=article&id=56&Itemid=11