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CVE-2017-6708

Estado: ModificadaCrítica (9.8)—

A vulnerability in the symbolic link (symlink) creation functionality of the AutoVNF tool for the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker to read sensitive files or execute malicious code on an affected system. The vulnerability is due to the absence of validation checks for the input that is used to create symbolic links. This vulnerability affects all releases of the Cisco Ultra Services Framework prior to Releases 5.0.3 and 5.1. Cisco Bug IDs: CSCvc76654.

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 — Ultra Services Framework

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-6708",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Cisco Ultra Services Framework",
          "versions": [
            {
              "status": "affected",
              "version": "Cisco Ultra Services Framework"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-07-06T00:29:00.397",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/99512",
      "source": "psirt@cisco.com"
    },
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170705-usf1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/99512",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170705-usf1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@cisco.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the symbolic link (symlink) creation functionality of the AutoVNF tool for the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker to read sensitive files or execute malicious code on an affected system. The vulnerability is due to the absence of validation checks for the input that is used to create symbolic links. This vulnerability affects all releases of the Cisco Ultra Services Framework prior to Releases 5.0.3 and 5.1. Cisco Bug IDs: CSCvc76654."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en la funcionalidad de creación de enlaces simbólicos (symlink) de la herramienta AutoVNF para el Framework Ultra Services de Cisco, podría permitir a un atacante remoto no autenticado leer archivos confidenciales o ejecutar código malicioso en un sistema afectado. La vulnerabilidad es debido a la ausencia de verificación de comprobación en la entrada que es usada para crear enlaces simbólicos. Esta vulnerabilidad afecta a todas las versiones del Framework Ultra Services anteriores a las 5.0.3 y 5.1 de Cisco. ID de Bug de Cisco: CSCvc76654."
    }
  ],
  "lastModified": "2026-06-17T01:22:50.507",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cisco:ultra_services_framework:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9750B831-5B32-4889-B712-EA8A15D1D225",
              "versionEndIncluding": "5.0.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}