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CVE-2012-1887

Estado: ModificadaAlta (9.3)—

Use-after-free vulnerability in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1, and Office 2008 and 2011 for Mac, allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel SST Invalid Length Use After Free 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 (2)

Microsoft — ExcelMicrosoft — Office

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-1887",
  "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": "2012-11-14T00:55:01.343",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/56430",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1027752",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-076",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/78074",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15717",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15970",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/56430",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1027752",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-318A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-076",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/78074",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15717",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15970",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use-after-free vulnerability in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1, and Office 2008 and 2011 for Mac, allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka \"Excel SST Invalid Length Use After Free Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de uso después de la liberación en Microsoft Excel 2003 SP3, 2007 SP2 y SP3, y 2010 SP1, y Office 2008 y 2011 para Mac, permite a atacantes remotos producir una ejecución de código mediante una hoja de cálculo manipulada, también conocido como \"Excel SST Invalid Length Use After Free Vulnerability.\""
    }
  ],
  "lastModified": "2026-06-16T23:40:29.693",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CEBB33CD-CACF-4EB8-8B5F-8E1CB8D7A440"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "273729C3-56BF-454A-8697-473094EA828F"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "94F5E2F8-0D37-4FCC-B55A-9F09C421272C"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2010:sp1:x64:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "84CD3A20-1082-4685-98B0-3492228F869E"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:excel:2010:sp1:x86:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A66E94C7-8F97-4B64-83AC-BE0F7C2F5953"
            },
            {
              "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"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}