Stack-based buffer overflow in the doLoad function in snmpviewer.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allows remote attackers to execute arbitrary code via the act and app parameters.
http://zerodayinitiative.com/advisories/ZDI-10-083/
http://www.securityfocus.com/archive/1/511248/100/0/threaded