CVE-2023-41151 Denial of service in n/a

High 7.5 Published 14 Dec 2023 Updated 22 May 2025

An uncaught exception in the Softing OPC UA C++ SDK causes application crashes when sending error packets, leading to denial of service.

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-2023-41151?

CVE-2023-41151 is a high-severity denial of service vulnerability in n/a, published on 14 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An uncaught exception issue discovered in Softing OPC UA C++ SDK before 6.30 for Windows operating system may cause the application to crash when the server wants to send an error packet, while socket is blocked on writing.

Weakness: CWE-755, CWE-400

Which versions are affected by CVE-2023-41151?

It affects 3 products.

Products include Softing Opc, Softing Opc Ua C\+\+ Software Development Kit, Softing Secure Integration Server.

How do I fix CVE-2023-41151?

No fix has been published for CVE-2023-41151 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-41151 being exploited?

There is no known exploitation of CVE-2023-41151 in the wild and no public exploit code.

Sources

Also known as GHSA-wchp-7c65-4hqg.