This indicates an attack attempt to exploit a remote Code Execution vulnerability in SIEMENS Solid Edge ST4.
The vulnerability, which is located in the "SEListCtrlX.ocx" ActiveX control, can be exploited through misuse of a vulnerable method, "SetItemReadOnly()". An attacker can exploit this by tricking an unsuspecting user into visiting a malicious webpage and execute arbitrary code within the context of the application.
SIEMENS Solid Edge ST4
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are unaware of any vendor supplied patch or updates available for this issue.