CVE-2021-38432 FATEK Automation Communication Server
A stack-based buffer overflow in FATEK Automation Communication Server allows remote attackers to execute arbitrary code.
- 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-2021-38432?
CVE-2021-38432 is a critical memory corruption vulnerability in FATEK Automation Communication Server, published on 15 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
FATEK Automation Communication Server Versions 1.13 and prior lacks proper validation of user-supplied data, which could result in a stack-based buffer overflow condition and allow an attacker to remotely execute code.
Weakness: CWE-121
Which versions are affected by CVE-2021-38432?
It affects 1 product.
Products include Fatek Communication Server Firmware.
How do I fix CVE-2021-38432?
No fix has been published for CVE-2021-38432 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-2021-38432 being exploited?
There is no known exploitation of CVE-2021-38432 in the wild and no public exploit code.
Sources
Also known as GHSA-2qjg-mr5r-c2hw.