Multiple buffer overflows in the AMX NetLinx VNC (AmxVnc) ActiveX control in AmxVnc.dll 1.0.13.0 allow remote attackers to execute arbitrary code via long (1) Host, (2) Password, or (3) LogFile property values.
https://www.exploit-db.com/exploits/4123
https://exchange.xforce.ibmcloud.com/vulnerabilities/35155
http://www.vupen.com/english/advisories/2007/2387
http://www.securityfocus.com/bid/24703