{
  "id": "CVE-2017-17068",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2017-12-06T19:29:00.233",
  "lastModified": "2021-04-28T17:08:38.887",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A cross-origin vulnerability has been discovered in the Auth0 auth0.js library affecting versions < 8.12. This vulnerability allows an attacker to acquire authenticated users' tokens and invoke services on a user's behalf if the target site or application uses a popup callback page with auth0.popup.callback()."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto una vulnerabilidad de cross origin u origen cruzado en la biblioteca auth0.js en Auth0 que afecta a versiones anteriores a la 8.12. Esta vulnerabilidad permite que un atacante remoto adquiera tokens de usuarios autenticados e invoque servicios en nombre de un usuario si el sitio o la aplicaci\u00f3n objetivos utilizan una p\u00e1gina emergente o popup de devoluci\u00f3n de llamada con auth0.popup.callback()."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:auth0:auth0.js:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "8.12",
              "matchCriteriaId": "7C47C4F3-7FAF-445F-8B30-EFE037CF5454"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://appcheck-ng.com/appcheck-discovers-vulnerability-auth0-library-cve-2017-17068/",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://auth0.com/docs/security/bulletins/cve-2017-17068",
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Vendor Advisory"
      ]
    }
  ]
}