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CVE-2011-1275

Estado: ModificadaAlta (9.3)—

Microsoft Excel 2002 SP3; Office 2004, 2008, and 2011 for Mac; and Open XML File Format Converter for Mac do not properly validate record information during parsing of Excel spreadsheets, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted spreadsheet, aka "Excel Memory Heap Overwrite Vulnerability."

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

Microsoft — ExcelMicrosoft — OfficeMicrosoft — Open XML File Format Converter

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2011-1275",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-06-16T20:55:02.183",
  "references": [
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-045",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12736",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-045",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12736",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft Excel 2002 SP3; Office 2004, 2008, and 2011 for Mac; and Open XML File Format Converter for Mac do not properly validate record information during parsing of Excel spreadsheets, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted spreadsheet, aka \"Excel Memory Heap Overwrite Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Microsoft Excel 2002 SP3, Office 2004, 2008 y 2011 para Mac y el conversor Open XML File Format Converter para Mac no valida correctamente la información de registro durante el análisis de las hojas de cálculo Excel, lo que permite a atacantes remotos ejecutar código de su elección o causar una denegación de servicio (corrupción de memoria) a través de una hoja de cálculo manipulada, también conocido como \"Vulnerabilidad de sobreescritura en la memoria dinámica de Excel\"."
    }
  ],
  "lastModified": "2026-06-16T23:29:04.003",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "896E23B1-AB34-43FF-96F3-BA6ED7F162AF"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9409A9BD-1E9B-49B8-884F-8FE569D8AA25"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5BA91840-371C-4282-9F7F-B393F785D260"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2011:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0D84FC39-29AA-4EF2-ACE7-E72635126F2B"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:open_xml_file_format_converter:*:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3807A4E4-EB58-47B6-AD98-6ED464DEBA4E"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}