NULL Pointer Dereference in Central Monitor CNS-6201 by Nihon Kohden
CVE-2025-59668

8.7HIGH

Key Information:

Vendor

Nihon Kohden Corporation

Status
Central Monitor Cns-6201
Vendor
CVE Published:
30 September 2025

What is CVE-2025-59668?

Multiple versions of Nihon Kohden's Central Monitor CNS-6201 are susceptible to a NULL pointer dereference vulnerability. This issue arises when the device processes specific crafted UDP packets, potentially causing the device to terminate abnormally. It is crucial for users to be aware of this vulnerability and take appropriate measures to mitigate any associated risks.

Affected Version(s)

Central Monitor CNS-6201 01-03

Central Monitor CNS-6201 01-04

Central Monitor CNS-6201 01-05

References

https://www.nihonkohden.com/security.html
https://jvn.jp/en/vu/JVNVU96989989/

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.
CVE-2025-59668 : NULL Pointer Dereference in Central Monitor CNS-6201 by Nihon Kohden