Use-after-free vulnerability in MICROSYS PROMOTIC before 8.1.7 allows user-assisted remote attackers to execute arbitrary code or cause a denial of service (data corruption and application crash) via a crafted project (aka .pra) file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/74846
http://www.us-cert.gov/control_systems/pdf/ICSA-12-102-03.pdf