{
  "id": "CVE-2011-1990",
  "sourceIdentifier": "secure@microsoft.com",
  "published": "2011-09-15T12:26:48.977",
  "lastModified": "2018-10-12T22:01:19.253",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft Excel 2007 SP2; Excel in Office 2007 SP2; Excel Viewer SP2; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and Excel Services on Office SharePoint Server 2007 SP2 do not properly validate the sign of an unspecified array index, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka \"Excel Out of Bounds Array Indexing Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Microsoft Excel 2007 Service Pack 2; Excel en Office 2007 SP2, Excel Viewer SP2, Paquete de compatibilidad de Office para Word, Excel y PowerPoint 2007 Service Pack 2, y Servicios de Excel en Office SharePoint Server 2007 SP2 no validan correctamente el signo de un \u00edndice no especificado de una matriz, lo que permite ejecutar c\u00f3digo de su elecci\u00f3n a atacantes remotos a trav\u00e9s de una hoja de c\u00e1lculo debidamente modificada. Es un problema tambi\u00e9n conocido como \"Vulnerabilidad de indexaci\u00f3n de matrices fuera de l\u00edmites\"."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.3
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 8.6,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "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:microsoft:excel:2007:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "273729C3-56BF-454A-8697-473094EA828F"
            },
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              "matchCriteriaId": "D65CAA23-16D8-4AE7-8BC4-F73B1C5F9C3B"
            },
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              "matchCriteriaId": "08AF794A-435D-4171-9DBB-EB7FAED96DBA"
            },
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              "criteria": "cpe:2.3:a:microsoft:office_compatibility_pack:2007:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "A4B44889-AEEB-4713-A047-C27B802DB257"
            },
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              "criteria": "cpe:2.3:a:microsoft:sharepoint_server:2007:sp2:x32:*:*:*:*:*",
              "matchCriteriaId": "586E6C37-346C-40BA-AC89-2CEB8C44E190"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:microsoft:sharepoint_server:2007:sp2:x64:*:*:*:*:*",
              "matchCriteriaId": "48EB5C93-55BF-4608-A9DC-EDD8DE15EE44"
            }
          ]
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      ]
    }
  ],
  "references": [
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA11-256A.html",
      "source": "secure@microsoft.com",
      "tags": [
        "US Government Resource"
      ]
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11982",
      "source": "secure@microsoft.com"
    }
  ]
}