CVE-2025-66586 - CVE House
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Status published High CVE-2025-66586

Type Confusion vulnerability in AzeoTech DAQFactory

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Rocco Calvi with TecSecurity of Trend Zero Day Initiative
  • Andrea Micalizzi of Trend Zero Day Initiative

References

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CVE-2025-66590
Out-of-bounds Write vulnerability in AzeoTech DAQFactory
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CVE-2025-66589
Out-of-bounds Read vulnerability in AzeoTech DAQFactory
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CVE-2025-66588
Access of Uninitialized Pointer vulnerability in AzeoTech DAQFactory
High 8.4
CVE-2025-66585
Use After Free vulnerability in AzeoTech DAQFactory
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CVE-2021-42701
AzeoTech DAQFactory
Medium 5

Affected Vendor

Affected Software

DAQFactory
Vulnerable Versions:
0, Release 21.1

Timeline

Official Publish: December 11th, 2025
Last Modified: June 4th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-843

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1499 Endpoint Denial of Service
Impact