CVE-2017-17718

Estado: ModificadaMedia (5.9)—
The Net::LDAP (aka net-ldap) gem before 0.16.0 for Ruby has Missing SSL Certificate Validation.
CVSS

Versión: 3.0
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Puntuación base: 5.9
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.35%
Percentil entre todas las CVEs puntuadas: 71
Fecha de la puntuación: 5/10/2026
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)

Net-ldap Project — Net-ldap
CWE

CWE-295
Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2017-17718",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 5.9,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-12-17T21:29:00.267",
  "references": [
    {
      "url": "http://openwall.com/lists/oss-security/2017/12/17/10",
      "tags": [
        "Issue Tracking",
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/ruby-ldap/ruby-net-ldap/issues/258",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/ruby-ldap/ruby-net-ldap/pull/279",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2017/12/17/10",
      "tags": [
        "Issue Tracking",
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/ruby-ldap/ruby-net-ldap/issues/258",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/ruby-ldap/ruby-net-ldap/pull/279",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Net::LDAP (aka net-ldap) gem before 0.16.0 for Ruby has Missing SSL Certificate Validation."
    },
    {
      "lang": "es",
      "value": "La gema Net::LDAP (también conocido como net-ldap) en versiones anteriores a la 0.16.0 para Ruby carece de validación de certificados SSL."
    }
  ],
  "lastModified": "2026-06-17T01:11:32.243",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.0.5:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "065A1BE3-812A-4995-BB8E-145B4B5ECBDF"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.1.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A81D3DAD-B938-4AB0-A0FE-E95AA5A2E5B3"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.1.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "ECC4C7C4-A752-40B2-A3B0-233B5817E0E8"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.2:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E7F8C2DA-4747-48CA-8561-FFE3B9E29D4E"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.2.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A057AB7E-1E42-4BB0-A731-2E3FD539970A"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.2.2:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BB768214-33FC-47BB-9377-BB579848D2BF"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.3.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CB46CE74-A4DA-4C81-8AEF-8C3F5C3C853D"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.3.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "53EE87A5-887D-4A9E-8B6F-58F314222E11"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.5.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EADAE269-CA7B-4201-A941-5CAB299D4B7E"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.6.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "459157AE-B237-4F9B-9569-68E20B8CA929"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.6.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "35AF5490-1638-470B-8D75-17C6D5841E44"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.7.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B8B6C501-19A7-42FD-8343-F691524EB3CF"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.8.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2138CE9F-E5D5-4740-892F-F60DD07C293B"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.9.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1FC0F1B0-549E-43CE-8F51-072E4FAD59CB"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.10.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "51824986-092B-455F-ABA9-B04FBEC59BDC"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.10.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FE5D9888-BA0D-49E5-817C-BF6817E3D347"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.11:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AFFDE85D-5A83-4CFA-94DE-11C5F4E82BBF"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.12.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5566CA0E-DB52-41E0-9D1E-D5CDC899A061"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.12.1:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "55F2AF42-97DA-442A-BC3E-C9D145F6E812"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.13.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "349F733F-79B6-433F-B098-6F5BC9E23225"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.14.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E4E0253E-6DE3-4247-8C41-74218056B430"
            },
            {
              "criteria": "cpe:2.3:a:net-ldap_project:net-ldap:0.15.0:*:*:*:*:ruby:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2424B530-F232-4EBB-BA17-656087545139"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}