Multiple stack-based buffer overflows in ovas.exe in the OVAS service in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 allow remote attackers to execute arbitrary code via a long (1) Source Node or (2) Destination Node variable.
http://www.securityfocus.com/archive/1/515628
http://www.securityfocus.com/bid/45762
http://www.securitytracker.com/id?1024951
http://www.vupen.com/english/advisories/2011/0085