What’s Vulnerable › Vulnerabilities

CVE-2025-66586: Type Confusion vulnerability in AzeoTech DAQFactory

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-11 · updated 2026-10-07
• Weakness: CWE-843

Description

In AzeoTech DAQFactory release 20.7 (Build 2555), an access of resource using incompatible type vulnerability can be exploited to cause memory corruption while parsing specially crafted .ctl files. This could allow an attacker to execute code in the context of the current process.

Affected products

• AzeoTech DAQFactory: before 21.1 — fixed in 21.1

How to fix

Upgrade to a fixed version: AzeoTech DAQFactory 21.1. Check the vendor advisory for mitigations.

References

• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-345-03.json
• https://www.cisa.gov/news-events/ics-advisories/icsa-25-345-03

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