FKIE_CVE-2025-27020

Vulnerability from fkie_nvd - Published: 2025-12-08 10:16 - Updated: 2026-10-07 20:10
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Improper configuration of the SSH service in Infinera MTC-9 allows an unauthenticated attacker to execute arbitrary commands and access data on file system . This issue affects MTC-9: from R22.1.1.0275 before R23.0.
References
a6d3dc9e-0591-4a13-bce7-0f5b31ff6158https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27020Third Party Advisory
Impacted products
Vendor Product Version
nokia infinera_mtc-9_firmware *
nokia infinera_mtc-9 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "MTC-9",
          "vendor": "Infinera",
          "versions": [
            {
              "lessThan": "R23.0",
              "status": "affected",
              "version": "R22.1.1.0275",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:nokia:infinera_mtc-9_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C084211-7CFB-4149-BC00-609E29A3EF60",
              "versionEndExcluding": "23.0",
              "versionStartIncluding": "22.1.1.0275",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:nokia:infinera_mtc-9:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "48C75FDC-0C46-4EC4-BCC9-EBAD117A84FD",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper configuration of the SSH service in Infinera MTC-9 allows an unauthenticated attacker to execute arbitrary commands and access data on file system\n\n.\n\n\nThis issue affects MTC-9: from R22.1.1.0275 before R23.0."
    },
    {
      "lang": "es",
      "value": "La configuraci\u00f3n incorrecta del servicio SSH en Infinera MTC-9 permite a un atacante no autenticado ejecutar comandos arbitrarios y acceder a datos en el sistema de archivos.\n\nEste problema afecta a MTC-9: desde R22.1.1.0275 hasta antes de R23.0."
    }
  ],
  "id": "CVE-2025-27020",
  "lastModified": "2026-10-07T20:10:01.970",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-27020",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-12-08T17:25:52.761455Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-12-08T10:16:01.427",
  "references": [
    {
      "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27020"
    }
  ],
  "sourceIdentifier": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ],
      "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
      "type": "Secondary"
    }
  ]
}



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