CVE-2025-66590 Out-of-bounds Write vulnerability in AzeoTech DAQFactory
An out-of-bounds write in AzeoTech DAQFactory allows attackers to execute arbitrary code or crash the system via crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-66590?
CVE-2025-66590 is a high-severity memory corruption vulnerability in AzeoTech DAQFactory, published on 11 Dec 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In AzeoTech DAQFactory release 20.7 (Build 2555), an out-of-bounds write vulnerability can be exploited by an attacker to cause the program to write data past the end of an allocated memory buffer. This can lead to arbitrary code execution or a system crash.
Weakness: CWE-787
Which versions are affected by CVE-2025-66590?
It affects 1 product.
Products include Azeotech Daqfactory.
How do I fix CVE-2025-66590?
No fix has been published for CVE-2025-66590 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-66590 being exploited?
There is no known exploitation of CVE-2025-66590 in the wild and no public exploit code.
Other vulnerabilities in AzeoTech DAQFactory
- CVE-2011-3492 Memory corruption in n/a
- CVE-2009-4480 Memory corruption in n/a
- CVE-2026-12921 Use after free in AzeoTech DAQFactory
- CVE-2026-12390 Access of resource using incompatible type ('type confusion') in AzeoTech DAQFactory
- CVE-2025-66588 Access of Uninitialized Pointer vulnerability in AzeoTech DAQFactory
Sources
Also known as GHSA-v7vg-99h9-jhcw.