CVE-2021-32992 Memory corruption in FATEK Automation WinProladder

Critical 9.8 Published 29 Jun 2021 Updated 3 Aug 2024

An attacker can execute arbitrary code via a buffer overflow in FATEK Automation WinProladder, impacting industrial control system safety.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-32992?

CVE-2021-32992 is a critical memory corruption vulnerability in FATEK Automation WinProladder, published on 29 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

FATEK Automation WinProladder Versions 3.30 and prior do not properly restrict operations within the bounds of a memory buffer, which may allow an attacker to execute arbitrary code.

Weakness: CWE-119

Which versions are affected by CVE-2021-32992?

It affects 1 product.

Products include Fatek Winproladder.

How do I fix CVE-2021-32992?

No fix has been published for CVE-2021-32992 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-2021-32992 being exploited?

There is no known exploitation of CVE-2021-32992 in the wild and no public exploit code.

Sources

Also known as GHSA-6r7v-c5hw-v8qh.