{
  "id": "CVE-2015-4316",
  "sourceIdentifier": "ykramarz@cisco.com",
  "published": "2015-08-20T10:59:07.903",
  "lastModified": "2017-09-21T01:29:09.633",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The Mobile and Remote Access (MRA) endpoint-validation feature in Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2 improperly validates the phone line used for registration, which allows remote authenticated users to conduct impersonation attacks via a crafted registration, aka Bug ID CSCuv40396."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en la funcionalidad Mobile and Remote Access (MRA) endpoint-validation en Cisco TelePresence Video Communication Server (VCS) Expressway X8.5.2, valida incorrectamente la l\u00ednea de tel\u00e9fono utilizada para el registro, lo que permite a usuarios remotos autenticados llevar a cabo ataques de suplantaci\u00f3n a trav\u00e9s de un registro manipulado, tambi\u00e9n conocida como Bug ID CSCuv40396."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.5
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 4.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:cisco:telepresence_video_communication_server_software:x8.5.2:*:*:*:expressway:*:*:*",
              "matchCriteriaId": "E549E37F-3D1A-490B-8BEE-482D082486EA"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=40445",
      "source": "ykramarz@cisco.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/76353",
      "source": "ykramarz@cisco.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1033282",
      "source": "ykramarz@cisco.com"
    }
  ]
}