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CVE-2020-6939

Estado: ModificadaCrítica (9.8)—

Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users. If exploited, this could allow a malicious user to configure Site-Specific SAML settings and could lead to account takeover for users of that site. Tableau Server versions affected on both Windows and Linux are: 2018.2 through 2018.2.27, 2018.3 through 2018.3.24, 2019.1 through 2019.1.22, 2019.2 through 2019.2.18, 2019.3 through 2019.3.14, 2019.4 through 2019.4.13, 2020.1 through 2020.1.10, 2020.2 through 2020.2.7, and 2020.3 through 2020.3.2.

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)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-6939",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@salesforce.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Tableau Server",
          "versions": [
            {
              "status": "affected",
              "version": "versions affected on both Windows and Linux are: 2018.2 through 2018.2.27"
            },
            {
              "status": "affected",
              "version": "2018.3 through 2018.3.24"
            },
            {
              "status": "affected",
              "version": "2019.1 through 2019.1.22"
            },
            {
              "status": "affected",
              "version": "2019.2 through 2019.2.18"
            },
            {
              "status": "affected",
              "version": "2019.3 through 2019.3.14"
            },
            {
              "status": "affected",
              "version": "2019.4 through 2019.4.13"
            },
            {
              "status": "affected",
              "version": "2020.1 through 2020.1.10"
            },
            {
              "status": "affected",
              "version": "2020.2 through 2020.2.7"
            },
            {
              "status": "affected",
              "version": "2020.3 through 2020.3.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-23T17:15:12.720",
  "references": [
    {
      "url": "https://help.salesforce.com/articleView?id=000355686&type=1&mode=1",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "security@salesforce.com"
    },
    {
      "url": "https://help.salesforce.com/articleView?id=000355686&type=1&mode=1",
      "tags": [
        "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": "Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users. If exploited, this could allow a malicious user to configure Site-Specific SAML settings and could lead to account takeover for users of that site. Tableau Server versions affected on both Windows and Linux are: 2018.2 through 2018.2.27, 2018.3 through 2018.3.24, 2019.1 through 2019.1.22, 2019.2 through 2019.2.18, 2019.3 through 2019.3.14, 2019.4 through 2019.4.13, 2020.1 through 2020.1.10, 2020.2 through 2020.2.7, and 2020.3 through 2020.3.2."
    },
    {
      "lang": "es",
      "value": "Instalaciones de Tableau Server configuradas con Site-Specific SAML que permite a usuarios no autenticados utilizar las API. Si se explota, esto podría permitir a un usuario malicioso establecer la configuración SAML específica del sitio y podría conllevar a la toma de control de la cuenta para los usuarios de ese sitio. Tableau Server versiones afectadas tanto en Windows como en Linux son: 2018.2 hasta 2018.2.27, 2018.3 hasta 2018.3.24, 2019.1 hasta 2019.1.22, 2019.2 hasta 2019.2.18, 2019.3 hasta 2019.3.14, 2019.4 hasta 2019.4.13, 2020.1 hasta 2020.1.10, 2020.2 hasta 2020.2.7 y 2020.3 hasta 2020.3.2"
    }
  ],
  "lastModified": "2026-06-17T03:24:00.173",
  "configurations": [
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      "nodes": [
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}