FKIE_CVE-2025-64091

Vulnerability from fkie_nvd - Published: 2026-01-09 10:15 - Updated: 2026-02-12 17:45
Severity ?
8.6 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device.
References
cert@ncsc.nlhttps://www.zenitel.com/sites/default/files/2025-12/A100K12333%20Zenitel%20Security%20Advisory.pdfVendor Advisory
Impacted products
Vendor Product Version
zenitel tcis-3_firmware *
zenitel tcis-3 -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zenitel:tcis-3_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "1B689976-D6D7-4D27-907B-9866767A4045",
              "versionEndExcluding": "9.2.3.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zenitel:tcis-3:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E46C75FA-422D-4C09-80E3-D946D65F078E",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "This vulnerability allows authenticated attackers to execute commands via the NTP-configuration of the device."
    }
  ],
  "id": "CVE-2025-64091",
  "lastModified": "2026-02-12T17:45:46.487",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.0,
        "source": "cert@ncsc.nl",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-01-09T10:15:46.627",
  "references": [
    {
      "source": "cert@ncsc.nl",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.zenitel.com/sites/default/files/2025-12/A100K12333%20Zenitel%20Security%20Advisory.pdf"
    }
  ],
  "sourceIdentifier": "cert@ncsc.nl",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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  • 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.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • 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.



Detection rules are retrieved from Rulezet.