CVE-2023-44321 Denial of service in RUGGEDCOM RM1224 LTE(4G) EU

Medium 5.1 Published 14 Nov 2023 Updated 25 Feb 2026

An authenticated attacker can cause a denial of service on Siemens industrial routers by sending improperly validated input lengths during configuration changes.

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

What is CVE-2023-44321?

CVE-2023-44321 is a medium-severity denial of service vulnerability in Siemens RUGGEDCOM RM1224 LTE(4G) EU, published on 14 Nov 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Affected devices do not properly validate the length of inputs when performing certain configuration changes in the web interface allowing an authenticated attacker to cause a denial of service condition. The device needs to be restarted for the web interface to become available again.

Weakness: CWE-400

Which versions are affected by CVE-2023-44321?

It affects 71 products.

Products include Siemens 6ag1206-2bb00-7ac2 Firmware, Siemens 6ag1206-2bs00-7ac2 Firmware, Siemens 6ag1208-0ba00-7ac2 Firmware, Siemens 6ag1216-4bs00-7ac2 Firmware, Siemens 6gk5204-0ba00-2gf2 Firmware, Siemens 6gk5204-0ba00-2yf2 Firmware and 65 more.

How do I fix CVE-2023-44321?

No fix has been published for CVE-2023-44321 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-2023-44321 being exploited?

There is no known exploitation of CVE-2023-44321 in the wild and no public exploit code.

Sources

Also known as GHSA-w4f6-7r85-9m86.