This indicates an attack attempt to exploit a remote Code Execution vulnerability in Schneider Electric SoMachine HVAC.
The vulnerability is caused by a pointer dereference in an AxEditGrid ActiveX control when the affected application handles a maliciously crafted web page. An attacker can exploit this by tricking an unsuspecting user into visiting a malicious webpage and execute arbitrary code within the context of the current user.
Schneider Electric SoMachine HVAC 2.02 and prior
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the latest update from the vendor.