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CVE-2019-6786

Estado: ModificadaMedia (6.5)—

Se descubrió un problema en GitLab Community and Enterprise Edition versiones anteriores a 11.5.8, versiones 11.6.x anteriores a 11.6.6 y versiones 11.7.x anteriores a 11.7.1. Presenta un Control de Acceso Incorrecto (problema 1 de 3). El contenido de un objeto LFS puede ser accedido por un usuario no autorizado, si se conoce el tamaño del archivo y el OID.

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)

Gitlab — Gitlab

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-6786",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-09-09T20:15:11.587",
  "references": [
    {
      "url": "https://about.gitlab.com/2019/01/31/security-release-gitlab-11-dot-7-dot-3-released/",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://gitlab.com/gitlab-org/gitlab-workhorse/issues/197",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://about.gitlab.com/2019/01/31/security-release-gitlab-11-dot-7-dot-3-released/",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://gitlab.com/gitlab-org/gitlab-workhorse/issues/197",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in GitLab Community and Enterprise Edition before 11.5.8, 11.6.x before 11.6.6, and 11.7.x before 11.7.1. It has Incorrect Access Control (issue 1 of 3). The contents of an LFS object can be accessed by an unauthorized user, if the file size and OID are known."
    },
    {
      "lang": "es",
      "value": "Se descubrió un problema en GitLab Community and Enterprise Edition versiones anteriores a 11.5.8, versiones 11.6.x anteriores a 11.6.6 y versiones 11.7.x anteriores a 11.7.1. Presenta un Control de Acceso Incorrecto (problema 1 de 3). El contenido de un objeto LFS puede ser accedido por un usuario no autorizado, si se conoce el tamaño del archivo y el OID."
    }
  ],
  "lastModified": "2026-06-17T02:39:40.627",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A50E8534-8C18-4CCB-BB4A-6C0F3ACA0724",
              "versionEndExcluding": "11.5.8",
              "versionStartIncluding": "8.16.0"
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
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              "matchCriteriaId": "13B77850-1187-471B-9664-D0A73A93ECF5",
              "versionEndExcluding": "11.5.8",
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            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
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              "matchCriteriaId": "794CA42E-5409-455B-956C-21BC431E0B98",
              "versionEndExcluding": "11.6.6",
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            },
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              "matchCriteriaId": "35A01A1A-A0F1-4952-B15A-A898FD185B3F",
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            },
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            },
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              "matchCriteriaId": "3A67FE77-4048-41B8-8734-CA62393ED632",
              "versionEndExcluding": "11.7.1",
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            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}