Vulnerability-Lookup

CVE-2025-59668 (GCVE-0-2025-59668)

Vulnerability from cvelistv5 – Published: 2025-09-30 04:06 – Updated: 2025-10-31 14:12 Unsupported When Assigned

Summary

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.

Severity

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-09-30 15:46 UTC

CWE

CWE-476 - NULL pointer dereference

Assigner

jpcert jpcert root

References

4 references

URL	Tags
https://www.nihonkohden.com/security.html
https://jvn.jp/en/vu/JVNVU96989989/
https://www.cisa.gov/news-events/ics-medical-advi…
https://www.nihonkohden.com/security/main/01112/t…

Impacted products

1 product

Vendor	Product	Version	CPE status
NIHON KOHDEN CORPORATION	Central Monitor CNS-6201	Affected: 01-03 Affected: 01-04 Affected: 01-05 Affected: 01-06 Affected: 02-10 Affected: 02-11 Affected: and 02-40	guessed

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2025-59668

Vulnerability from fkie_nvd - Published: 2025-09-30 11:37 - Updated: 2026-06-17 09:46

Severity

7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

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.

References

	URL	Tags
	vultures@jpcert.or.jp	https://jvn.jp/en/vu/JVNVU96989989/
	vultures@jpcert.or.jp	https://www.nihonkohden.com/security.html
	af854a3a-2127-422b-91ae-364da2661108	https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01
	af854a3a-2127-422b-91ae-364da2661108	https://www.nihonkohden.com/security/main/01112/teaserItems3/0/linkList/0/link/NKcorporateResponse-CNS-6201_CentralMonitor_Vulnerability(CVE-2025-59668)_en_Rev2.pdf

Impacted products

	Vendor	Product	Version

JSON

To clipboard

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          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "vultures@jpcert.or.jp",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-59668",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-09-30T15:46:30.521096Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-09-30T11:37:41.363",
  "references": [
    {
      "source": "vultures@jpcert.or.jp",
      "url": "https://jvn.jp/en/vu/JVNVU96989989/"
    },
    {
      "source": "vultures@jpcert.or.jp",
      "url": "https://www.nihonkohden.com/security.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.nihonkohden.com/security/main/01112/teaserItems3/0/linkList/0/link/NKcorporateResponse-CNS-6201_CentralMonitor_Vulnerability(CVE-2025-59668)_en_Rev2.pdf"
    }
  ],
  "sourceIdentifier": "vultures@jpcert.or.jp",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "vultures@jpcert.or.jp",
      "type": "Secondary"
    }
  ]
}

GHSA-595W-V3FV-XPWF

Vulnerability from github – Published: 2025-09-30 12:30 – Updated: 2025-10-31 15:30

Details

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.

Severity

7.5 (High)


                  
                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2025-59668"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-09-30T11:37:41Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-595w-v3fv-xpwf",
  "modified": "2025-10-31T15:30:30Z",
  "published": "2025-09-30T12:30:51Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-59668"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/vu/JVNVU96989989"
    },
    {
      "type": "WEB",
      "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01"
    },
    {
      "type": "WEB",
      "url": "https://www.nihonkohden.com/security.html"
    },
    {
      "type": "WEB",
      "url": "https://www.nihonkohden.com/security/main/01112/teaserItems3/0/linkList/0/link/NKcorporateResponse-CNS-6201_CentralMonitor_Vulnerability(CVE-2025-59668)_en_Rev2.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

ICSMA-25-296-01

Vulnerability from csaf_cisa - Published: 2025-10-23 06:00 - Updated: 2025-10-23 06:00

Summary

NIHON KOHDEN Central Monitor CNS-6201

Scope

1 vulnerability in this advisory, including CVE-2025-59668.

CVE-2025-59668

7.5 (High)


                
                  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Known affected: 7 products

https://www.nihonkohden.com/security.html

Open the full advisory

JVNDB-2025-014793

Vulnerability from jvndb - Published: 2025-10-01 02:35 - Updated:2025-10-27 03:28

Severity

7.5 (High) - cvssV3_0 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

NIHON KOHDEN Central Monitor CNS-6201 vulnerable to NULL pointer dereference

Details

Central Monitor CNS-6201 provided by NIHON KOHDEN CORPORATION contains the following vulnerability.

NULL pointer dereference (CWE-476) - CVE-2025-59668

Jared P. Quinn of QuinnTech.ai discovered and reported the vulnerability to the developer and CISA. Cooperating with CISA, JPCERT/CC coordinated between the reporter and the developer.

References

Type

URL

	JVN	https://jvn.jp/en/vu/JVNVU96989989/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2025-59668
	ICS-CERT ADVISORY	https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01
	NULL Pointer Dereference(CWE-476)	http://cwe.mitre.org/data/definitions/476.html

Impacted products

Vendor

Product

NIHON KOHDEN CORPORATION

Central Monitor CNS-6201

Show details on JVN DB website

JSON

To clipboard

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-014793.html",
  "dc:date": "2025-10-27T12:28+09:00",
  "dcterms:issued": "2025-10-01T11:35+09:00",
  "dcterms:modified": "2025-10-27T12:28+09:00",
  "description": "Central Monitor CNS-6201 provided by NIHON KOHDEN CORPORATION contains the following vulnerability.\r\n\u003cul\u003e\u003cli\u003eNULL pointer dereference (CWE-476) - CVE-2025-59668\u003c/li\u003e\u003c/ul\u003e\r\nJared P. Quinn of QuinnTech.ai discovered and reported the vulnerability to the developer and CISA. Cooperating with CISA, JPCERT/CC coordinated between the reporter and the developer.",
  "link": "https://jvndb.jvn.jp/en/contents/2025/JVNDB-2025-014793.html",
  "sec:cpe": {
    "#text": "cpe:/o:misc:nihon_kohden_central_monitor_cns-6201",
    "@product": "Central Monitor CNS-6201",
    "@vendor": "NIHON KOHDEN CORPORATION",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "7.5",
    "@severity": "High",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2025-014793",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/vu/JVNVU96989989/index.html",
      "@id": "JVNVU#96989989",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2025-59668",
      "@id": "CVE-2025-59668",
      "@source": "CVE"
    },
    {
      "#text": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-296-01",
      "@id": "ICSMA-25-296-01",
      "@source": "ICS-CERT ADVISORY"
    },
    {
      "#text": "http://cwe.mitre.org/data/definitions/476.html",
      "@id": "CWE-476",
      "@title": "NULL Pointer Dereference(CWE-476)"
    }
  ],
  "title": "NIHON KOHDEN Central Monitor CNS-6201 vulnerable to NULL pointer dereference"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2025-59668 (GCVE-0-2025-59668)

FKIE_CVE-2025-59668

GHSA-595W-V3FV-XPWF

ICSMA-25-296-01

JVNDB-2025-014793

Tags

Sightings

Nomenclature

Related by attack behaviour