{
  "id": "CVE-2017-1000071",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2017-07-17T13:18:18.267",
  "lastModified": "2019-10-03T00:03:26.223",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Jasig phpCAS version 1.3.4 is vulnerable to an authentication bypass in the validateCAS20 function when configured to authenticate against an old CAS server."
    },
    {
      "lang": "es",
      "value": "Jasig phpCAS versi\u00f3n 1.3.4, es vulnerable a una omisi\u00f3n de autenticaci\u00f3n en la funci\u00f3n validateCAS20 cuando se configura para autenticarse en un antiguo servidor CAS."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:apereo:phpcas:1.3.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "A64DC472-F459-43CB-8714-2279E2B1D3F8"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/99609",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://github.com/Jasig/phpCAS/blob/master/docs/ChangeLog",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/Jasig/phpCAS/issues/228",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}