Vulnerability · Published Sep 30, 2025 · Assigned by jpcert
CVE-2025-59668
High 7.5
In plain English
A high-severity null pointer dereference in Central Monitor CNS-6201 from NIHON KOHDEN CORPORATION. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS 3.0)7.5High
Exploit odds (30 days)0.5%top 58.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Multiple versions of Central Monitor CNS-6201 contain a NULL pointer dereference vulnerability. When processing a crafted certain UDP packet, the affected device may abnormally terminate.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| NIHON KOHDEN CORPORATION | Central Monitor CNS-6201 | 01-0301-0401-0501-0602-1002-11and 02-40 |
Weakness: CWE-476 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://www.nihonkohden.com/security.html
- https://jvn.jp/en/vu/JVNVU96989989/
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01
- https://www.nihonkohden.com/security/main/01112/teaserItems3/0/linkList/0/link/NKcorporateResponse-CNS-6201_CentralMonitor_Vulnerability(CVE-2025-59668)_en_Rev2.pdf