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CVE-2018-20499

Estado: ModificadaAlta (7.2)—

Se descubrió un problema en GitLab Community and Enterprise Edition versiones anteriores a la versión 11.x anteriores a la versión 11.4.13, versiones 11.5.x anteriores a la versión 11.5.6 y versiones 11.6.x anteriores a la versión 11.6.1. Permite un ataque de tipo SSRF.

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-2018-20499",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-12-30T22:15:12.167",
  "references": [
    {
      "url": "https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/55439",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/55439",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in GitLab Community and Enterprise Edition before 11.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows SSRF."
    },
    {
      "lang": "es",
      "value": "Se descubrió  un problema en GitLab Community and Enterprise Edition versiones anteriores a la versión  11.x anteriores a la versión  11.4.13, versiones 11.5.x anteriores a la versión  11.5.6 y versiones 11.6.x anteriores a la versión 11.6.1. Permite un ataque de tipo SSRF."
    }
  ],
  "lastModified": "2026-06-17T01:52:58.733",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "versionEndExcluding": "11.4.13",
              "versionStartIncluding": "11.0.0"
            },
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          ],
          "operator": "OR"
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  ],
  "sourceIdentifier": "cve@mitre.org"
}