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CVE-2016-1366

Estado: ModificadaMedia (6.5)—

The SCP and SFTP modules in Cisco IOS XR 5.0.0 through 5.2.5 on Network Convergence System 6000 devices use weak permissions for system files, which allows remote authenticated users to cause a denial of service (overwrite) via unspecified vectors, aka Bug ID CSCuw75848.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Cisco — IOS XR

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2016-1366",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:C/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-03-24T22:59:00.953",
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-ncs",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1035407",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-ncs",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1035407",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SCP and SFTP modules in Cisco IOS XR 5.0.0 through 5.2.5 on Network Convergence System 6000 devices use weak permissions for system files, which allows remote authenticated users to cause a denial of service (overwrite) via unspecified vectors, aka Bug ID CSCuw75848."
    },
    {
      "lang": "es",
      "value": "Los módulos SCP y SFTP en Cisco IOS XR 5.0.0 hasta la versión 5.2.5 en dispositivos Network Convergence System 6000 utilizan permisos débiles para archivos de sistema, lo que permite a usuarios remotos autenticados causar una denegación de servicio (sobrescritura) a través de vectores no especificados, también conocida como Bug ID CSCuw75848."
    }
  ],
  "lastModified": "2026-06-17T00:41:48.493",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F7620A88-C4B3-4184-846F-1E3FD8A751EB"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "96BFB5A5-EF04-4334-9A62-558A375DE768"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "95175A2E-14DB-4730-93EA-2291ED7E0DFC"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.2.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E5EFC65A-C469-4267-9C0B-DD25E2E8C0F4"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.2.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7DABC2A4-B161-4597-B053-0ECEFCCDD89F"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xr:5.2.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A0B5C0F4-1BEC-4B54-ABF0-948CFF80E5E0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}