ZDI-21-045: Delta Industrial Automation CNCSoft-B DOPSoft DPA File Parsing Type Confusion Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft-B. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of DPA files by the DOPSoft program. The issue results from the lack of proper validation of user-supplied data, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

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