FKIE_CVE-2025-27019

Vulnerability from fkie_nvd - Published: 2025-12-08 10:16 - Updated: 2026-06-17 09:02
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Remote shell service (RSH) in Infinera MTC-9 version R22.1.1.0275 allows an attacker to utilize password-less user accounts and obtain system access by activating a reverse shell.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-2025-27019Third 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": "Remote shell service (RSH) in Infinera MTC-9 version R22.1.1.0275 allows\n an attacker to utilize password-less user accounts and obtain \nsystem access by activating a reverse shell.This issue affects MTC-9: from R22.1.1.0275 before R23.0."
    }
  ],
  "id": "CVE-2025-27019",
  "lastModified": "2026-06-17T09:02:46.283",
  "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-2025-27019",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-12-08T17:26:39.200507Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-12-08T10:16:01.270",
  "references": [
    {
      "source": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27019"
    }
  ],
  "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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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.



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.