CVE-2025-23406 Denial of service in Cente IPv6
An out-of-bounds read in Cente middleware allows attackers to crash the system via crafted TCP packets, affecting industrial network devices.
- 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-2025-23406?
CVE-2025-23406 is a medium-severity denial of service vulnerability in DMG MORI Digital Co., LTD. and NXTech Co., Ltd. Cente IPv6, published on 14 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Out-of-bounds read vulnerability caused by improper checking of TCP MSS option values exists in Cente middleware TCP/IP Network Series, which may lead to processing a specially crafted packet to cause the affected product crashed.
Weakness: CWE-125
Which versions are affected by CVE-2025-23406?
How do I fix CVE-2025-23406?
No fix has been published for CVE-2025-23406 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-2025-23406 being exploited?
There is no known exploitation of CVE-2025-23406 in the wild and no public exploit code.
Sources
Also known as GHSA-fx9r-hc7v-rfjw.