This indicates an attack attempt to exploit a Buffer Overflow Vulnerability in Delta Industrial Automation CNCSoft ScreenEditor.
The vulnerability is due to lack of proper validation of the length of user-supplied data prior to copying to a fixed-length stack buffer. A remote attacker can exploit this vulnerability by enticing a target user into opening a crafted DPB file. Successful exploitation could result in execution of arbitrary code under the security context of the current process.
Delta Industrial Automation CNCSoft ScreenEditor 1.01.31 and prior
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.