This indicates an attack attempt against a Buffer Overflow vulnerability in Delta Industrial Automation CNCSoft ScreenEditor.
The vulnerability is caused by an error when the vulnerable application handles a malformed DPB file. A remote attacker may be able to exploit this to execute arbitrary code on vulnerable systems via a crafted DPB file.
Delta Industrial Automation CNCSoft ScreenEditor 1.00.83 and prior
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor: