Buffer overflow in the ECOM Ethernet module in Koyo H0-ECOM, H0-ECOM100, H2-ECOM, H2-ECOM-F, H2-ECOM100, H4-ECOM, H4-ECOM-F, and H4-ECOM100 allows remote attackers to execute arbitrary code via long strings in unspecified parameters.
https://exchange.xforce.ibmcloud.com/vulnerabilities/74875
http://www.us-cert.gov/control_systems/pdf/ICSA-12-102-02.pdf