This indicates an attempt to attack the buffer overflow vulnerability in Juniper SSL-VPN Client. The vulnerability in ActiveX inside JuniperSetupDLL.dll is caused by insufficient checking of user-supplied input for ProductName parameter.
Juniper Networks SSL-VPN Client 0
System Compromise: Remote attackers can gain control of vulnerable systems.
Juniper Networks has released a security alert (PSN-2006-03-013) and patch to fix this issue.