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CVE-2019-19631

Estado: ModificadaAlta (8.8)—

An issue was discovered in Big Switch Big Monitoring Fabric 6.2 through 6.2.4, 6.3 through 6.3.9, 7.0 through 7.0.3, and 7.1 through 7.1.3; Big Cloud Fabric 4.5 through 4.5.5, 4.7 through 4.7.7, 5.0 through 5.0.1, and 5.1 through 5.1.4; and Multi-Cloud Director through 1.1.0. A read-only user can access sensitive information via an API endpoint that reveals session cookies of authenticated administrators, leading to privilege escalation.

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 (3)

Bigswitch — BIG Cloud FabricBigswitch — BIG Monitoring FabricBigswitch — Multi-cloud Director

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-19631",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "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": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-01-24T16:15:11.083",
  "references": [
    {
      "url": "https://know.bishopfox.com/advisories",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://know.bishopfox.com/advisories/big-monitoring-fabric",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://know.bishopfox.com/advisories",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://know.bishopfox.com/advisories/big-monitoring-fabric",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Big Switch Big Monitoring Fabric 6.2 through 6.2.4, 6.3 through 6.3.9, 7.0 through 7.0.3, and 7.1 through 7.1.3; Big Cloud Fabric 4.5 through 4.5.5, 4.7 through 4.7.7, 5.0 through 5.0.1, and 5.1 through 5.1.4; and Multi-Cloud Director through 1.1.0. A read-only user can access sensitive information via an API endpoint that reveals session cookies of authenticated administrators, leading to privilege escalation."
    },
    {
      "lang": "es",
      "value": "Se detectó un problema en Big Switch Big Monitoring Fabric versiones 6.2 hasra 6.2.4, 6.3 hasta 6.3.9, 7.0 hasta 7.0.3 y 7.1 hasta 7.1.3; Big Cloud Fabric versiones 4.5 hasta 4.5.5, 4.7 hasta 4.7.7, 5.0 hasta 5.0.1 y 5.1 hasta 5.1.4; y Director Multi-Cloud versiones hasta 1.1.0. Un usuario de solo lectura puede acceder a información confidencial por medio de un endpoint de la API que revela cookies de sesión de administradores autenticados, conllevando a una escalada de privilegios."
    }
  ],
  "lastModified": "2026-06-17T02:26:58.747",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "78DBA99A-E2AA-4B6C-9514-1B95C7C14E00",
              "versionEndExcluding": "4.5.5",
              "versionStartIncluding": "4.5"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D6B1226C-87F5-49FC-B872-3C73012C00A9",
              "versionEndExcluding": "4.7.7",
              "versionStartIncluding": "4.7"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C7CFCAA3-06CF-45C4-8640-2A3A7E397EEB",
              "versionEndExcluding": "5.0.1",
              "versionStartIncluding": "5.0"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_cloud_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "982B590C-D8E6-42FE-B3EA-525B50DD2FCA",
              "versionEndExcluding": "5.1.4",
              "versionStartIncluding": "5.1"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:*",
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              "matchCriteriaId": "83BF3591-006A-4A0C-AB50-90F9E1C97E3D",
              "versionEndExcluding": "6.2.4",
              "versionStartIncluding": "6.2"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9F7711F6-3AA6-4D49-9AF1-E6AE87552EC7",
              "versionEndExcluding": "6.3.9",
              "versionStartIncluding": "6.3"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "391CBB0B-A0A0-491C-8F88-96EB89BCAD83",
              "versionEndExcluding": "7.0.3",
              "versionStartIncluding": "7.0"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:big_monitoring_fabric:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1665CA5F-FDF1-409E-A36F-139EAF510D9A",
              "versionEndExcluding": "7.1.4",
              "versionStartIncluding": "7.1"
            },
            {
              "criteria": "cpe:2.3:a:bigswitch:multi-cloud_director:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B0037D82-D099-42A7-BB95-A4F91DA0166E",
              "versionEndExcluding": "1.1.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}