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CVE-2017-7508

Estado: ModificadaAlta (7.5)—

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet.

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)

Openvpn — Openvpn

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2017-7508",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "OpenVPN Technologies, Inc",
          "product": "OpenVPN",
          "versions": [
            {
              "status": "affected",
              "version": "before 2.4.3"
            },
            {
              "status": "affected",
              "version": "before 2.3.17"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-06-27T13:29:00.177",
  "references": [
    {
      "url": "http://www.debian.org/security/2017/dsa-3900",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/99230",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1038768",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.debian.org/security/2017/dsa-3900",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/99230",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1038768",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://community.openvpn.net/openvpn/wiki/VulnerabilitiesFixedInOpenVPN243",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to remote denial-of-service when receiving malformed IPv6 packet."
    },
    {
      "lang": "es",
      "value": "Las versiones anteriores a 2.4.3 y anterior a 2.3.17 de OpenVPN, son vulnerables a la denegación de servicio remota cuando se reciben paquetes IPv6 malformados."
    }
  ],
  "lastModified": "2026-06-17T01:24:29.500",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "216840B9-FCDB-4921-BE12-2A1FA42F8FDE",
              "versionEndIncluding": "2.3.16"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "84F5C67A-34A4-4C7E-BCA9-AF3E5FC70AF6"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A857CA88-60B0-4D34-87B6-770B67981501"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B42297EE-B347-4BD8-A657-BDF0AA010C06"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7C7A56E8-09C8-4DB2-9244-9E5E2BEC1821"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "41ACD637-EF6B-40E4-BDE6-0EE7D6AEBAD4"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1A4150AD-3F46-487D-BCF8-79D0AE2A092D"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E7F7663E-3EB5-44F4-B7DE-294A549A12BE"
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "81434C3E-F992-4F29-9092-6823989B6909"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}