CVE-2011-4533
zenAdminSrv.exe in Ing. Punzenberger COPA-DATA zenon 6.51 SP0 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted packet to TCP port 50777, aka Reference Number 25240.
Date published : 2012-02-10
http://www.us-cert.gov/control_systems/pdf/ICSA-12-013-01.pdf