#VU121128 Out-of-bounds read in DAQFactory - CVE-2025-66589
Published: January 9, 2026 / Updated: February 4, 2026
Vulnerability identifier: #VU121128
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-66589
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
DAQFactory
DAQFactory
Software vendor:
AzeoTech
AzeoTech
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted CTL file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system, leading to arbitrary code execution.
Remediation
Install updates from vendor's website.
External links
- https://www.zerodayinitiative.com/advisories/ZDI-25-1156/
- https://www.cisa.gov/news-events/ics-advisories/icsa-25-345-03
- https://www.zerodayinitiative.com/advisories/ZDI-25-1157/
- https://www.zerodayinitiative.com/advisories/ZDI-25-1158/
- https://www.zerodayinitiative.com/advisories/ZDI-25-1159/
- https://www.zerodayinitiative.com/advisories/ZDI-25-1160/
- https://www.zerodayinitiative.com/advisories/ZDI-25-1161/
- https://www.zerodayinitiative.com/advisories/ZDI-26-058/