AzeoTech DAQFactory Pro CTL File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability (CVE-2025-66589)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of AzeoTech DAQFactory.

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 CTL files.

The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer.

An attacker can leverage this vulnerability to execute code in the context of the current process.

AzeoTech has issued an update to correct this vulnerability.

I am one of the editors here at www.systemtek.co.uk I am a UK based technology professional, with an interest in computer security and telecoms.