FKIE_CVE-2017-17716

Vulnerability from fkie_nvd - Published: 2017-12-17 17:29 - Updated: 2026-05-13 00:24
Severity
5.9 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
GitLab 9.4.x before 9.4.2 does not support LDAP SSL certificate verification, but a verify_certificates LDAP option was mentioned in the 9.4 release announcement. This issue occurred because code was not merged. This is related to use of the omniauth-ldap library and the gitlab_omniauth-ldap gem.
References
cve@mitre.orghttps://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verificationIssue Tracking, Vendor Advisory
cve@mitre.orghttps://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/Issue Tracking, Vendor Advisory
cve@mitre.orghttps://gitlab.com/gitlab-org/gitlab-ce/issues/30420Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verificationIssue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab-ce/issues/30420Issue Tracking, Patch, Vendor Advisory
Impacted products
Vendor Product Version
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.0
gitlab gitlab 9.4.1
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:gitlab:gitlab:9.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "3AF21323-20AC-42E8-BD90-4D4930E2AB20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:9.4.0:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "ECB4CA9C-115A-4D84-A416-B7FBF660DD26",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:9.4.0:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "65FCBAEE-15CD-4701-972B-DD00CAEF6436",
              "vulnerable": true
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              "matchCriteriaId": "00436DEC-8B1B-428C-A516-4B7734C85117",
              "vulnerable": true
            },
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              "matchCriteriaId": "CB7EA1F7-E01F-4140-9616-44164C248BCC",
              "vulnerable": true
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            {
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              "matchCriteriaId": "D9CC3C7C-300A-43BC-8B1F-C466E186AE11",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "392BCD31-E28B-49E5-8B36-39986106F9CC",
              "vulnerable": true
            },
            {
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          ],
          "negate": false,
          "operator": "OR"
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GitLab 9.4.x before 9.4.2 does not support LDAP SSL certificate verification, but a verify_certificates LDAP option was mentioned in the 9.4 release announcement. This issue occurred because code was not merged. This is related to use of the omniauth-ldap library and the gitlab_omniauth-ldap gem."
    },
    {
      "lang": "es",
      "value": "GitLab en versiones 9.4.x anteriores a la 9.4.2 no es compatible con la verificaci\u00f3n de certificados SSL LDAP, pero se mencion\u00f3 la opci\u00f3n LDAP verify_certificates en el anuncio del lanzamiento de la versi\u00f3n 9.4. Este problema ocurri\u00f3 porque el c\u00f3digo no se combin\u00f3. Esto est\u00e1 relacionado con el uso de la biblioteca omniauth-ldap y la gema gitlab_omniauth-ldap."
    }
  ],
  "id": "CVE-2017-17716",
  "lastModified": "2026-05-13T00:24:29.033",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-12-17T17:29:00.227",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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        "Patch",
        "Vendor Advisory"
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      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/30420"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://about.gitlab.com/2017/07/22/gitlab-9-4-released/#security---add-ldap-ssl-certificate-verification"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "Vendor Advisory"
      ],
      "url": "https://about.gitlab.com/2017/07/28/gitlab-9-dot-4-dot-2-released/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/30420"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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