{
  "id": "CVE-2014-0777",
  "sourceIdentifier": "ics-cert@hq.dhs.gov",
  "published": "2014-04-11T16:55:03.457",
  "lastModified": "2014-04-14T16:19:34.417",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The Modbus slave/outstation driver in the OPC Drivers 1.0.20 and earlier in IOServer OPC Server allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted packet."
    },
    {
      "lang": "es",
      "value": "El controlador Modbus slave/outstation en OPC Drivers 1.0.20 y anteriores en IOServer OPC Server permite a atacantes remotos causar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de demonio) a trav\u00e9s de un paquete manipulado."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.8
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ioserver:ioserver_opc_server:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "3B175043-B625-4E46-BE3E-864B65D5249D"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ioserver:opc_drivers:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.0.20",
              "matchCriteriaId": "C0FA1A58-AA9D-4642-A4F3-1237998D9422"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://ics-cert.us-cert.gov/advisories/ICSA-14-100-01",
      "source": "ics-cert@hq.dhs.gov",
      "tags": [
        "US Government Resource"
      ]
    }
  ]
}