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CVE-2008-1091

Status: ModifiedHigh (9.3)—

Unspecified vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via a Rich Text Format (.rtf) file with a malformed string that triggers a "memory calculation error" and a heap-based buffer overflow, aka "Object Parsing Vulnerability."

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (3)

Microsoft — OfficeMicrosoft — Office Compatibility Pack FOR Word Excel PPT 2007Microsoft — Word Viewer

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2008-1091",
  "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": true,
        "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": "2008-05-13T22:20:00.000",
  "references": [
    {
      "url": "http://marc.info/?l=bugtraq&m=121129490723574&w=2",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/30143",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/543907",
      "tags": [
        "US Government Resource"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/492020/100/0/threaded",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/29104",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1020013",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA08-134A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1504/references",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.zerodayinitiative.com/advisories/ZDI-08-023",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-026",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5494",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=121129490723574&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/30143",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/543907",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/492020/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/29104",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1020013",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA08-134A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1504/references",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.zerodayinitiative.com/advisories/ZDI-08-023",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-026",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5494",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Unspecified vulnerability in Microsoft Word in Office 2000 and XP SP3, 2003 SP2 and SP3, and 2007 Office System SP1 and earlier allows remote attackers to execute arbitrary code via a Rich Text Format (.rtf) file with a malformed string that triggers a \"memory calculation error\" and a heap-based buffer overflow, aka \"Object Parsing Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad no especificada de Microsoft Word en Office 2000 y XP SP3, 2003 SP2 y SP3, y 2007 Office System SP1 y anteriores, permite a atacantes remotos ejecutar código arbitrariamente a través de un archivo de Formato de Texto Enriquecido (.rtf) con una cadena mal formada que provoca un “error de cálculo en memoria” y un desbordamiento de búfer basado en el montículo (heap), también conocido como “Vulnerabilidad de análisis sintáctico de Objeto.”"
    }
  ],
  "lastModified": "2026-06-16T22:50:58.290",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:office:2000:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4891122F-AD7F-45E6-98C6-833227916F6B"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2003:sp2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "07D3F3E4-93FB-481A-94D9-075E726697C4"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2003:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A332D04D-CC8C-4F68-A261-BA2F2D8EAD1E"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2004:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9409A9BD-1E9B-49B8-884F-8FE569D8AA25"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2007:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "828219FA-E694-46DA-93B0-BE2EC5BBF61E"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2007_sp1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4142D44F-26F2-467B-A7DE-00239C0013D4"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5BA91840-371C-4282-9F7F-B393F785D260"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office:xp:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "79BA1175-7F02-4435-AEA6-1BA8AADEB7EF"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CD97FF64-64A5-467C-B352-45B89B4A6536"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:office_compatibility_pack_for_word_excel_ppt_2007:*:*:sp1:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5E8B5977-31FA-4018-80E1-908016F3C224"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word_viewer:2003:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1889A686-9565-4958-99BB-2EC24ABDF272"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:word_viewer:2003:*:sp3:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "79EEAE40-5791-41F5-A35D-2388480B3843"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}