CVE-2024-23814 Denial of service in SIDOOR ATD430W
Unauthenticated remote attackers can cause a temporary denial of service in the ICMP service of Siemens industrial devices via crafted IP fragments.
- 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-2024-23814?
CVE-2024-23814 is a medium-severity denial of service vulnerability in Siemens SIDOOR ATD430W, published on 11 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The integrated ICMP service of the network stack of affected devices can be forced to exhaust its available memory resources when receiving specially crafted messages targeting IP fragment re-assembly. This could allow an unauthenticated remote attacker to cause a temporary denial of service condition of the ICMP service, other communication services are not affected. Affected devices will resume normal operation after the attack terminates.
Weakness: CWE-400
Which versions are affected by CVE-2024-23814?
How do I fix CVE-2024-23814?
No fix has been published for CVE-2024-23814 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-2024-23814 being exploited?
There is no known exploitation of CVE-2024-23814 in the wild and no public exploit code.
Sources
Also known as GHSA-gx9r-288j-7947.