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CVE-2007-2496

Estado: ModificadaAlta (7.8)—💥 Exploit

The WordOCX ActiveX control in WordViewer.ocx 3.2.0.5 allows remote attackers to cause a denial of service (Internet Explorer 7 crash) via a long (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) GotoPage, (6) Save, (7) SaveWebFile, (8) HttpDownloadFile, (9) Open, (10) OpenWebFile, (11) SaveAs, or (12) ShowWordStandardDialog property value.

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).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Tecnologías afectadas (1)

Office OCX — Word Viewer OCX

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2007-2496",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2007-05-04T00:19:00.000",
  "references": [
    {
      "url": "http://moaxb.blogspot.com/2007/05/moaxb-03-wordviewerocx-32-multiple_03.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/34334",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/25100",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/23784",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/1634",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34027",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://moaxb.blogspot.com/2007/05/moaxb-03-wordviewerocx-32-multiple_03.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://osvdb.org/34334",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/25100",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/23784",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/1634",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34027",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The WordOCX ActiveX control in WordViewer.ocx 3.2.0.5 allows remote attackers to cause a denial of service (Internet Explorer 7 crash) via a long (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) GotoPage, (6) Save, (7) SaveWebFile, (8) HttpDownloadFile, (9) Open, (10) OpenWebFile, (11) SaveAs, or (12) ShowWordStandardDialog property value."
    },
    {
      "lang": "es",
      "value": "El control ActiveX WordOCX en WordViewer.ocx 3.2.0.5 permite a atacantes remotos provocar una denegación de servicio (cáida de Internet Explorer 7) mediante un valor de propiedad largo (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) GotoPage, (6) Save, (7) SaveWebFile, (8) HttpDownloadFile, (9) Open, (10) OpenWebFile, (11) SaveAs, ó (12) ShowWordStandardDialog."
    }
  ],
  "lastModified": "2026-06-16T22:39:43.200",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:office_ocx:word_viewer_ocx:3.2.0.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B7C9AA67-6092-4FB5-BFFD-8A35B16DC2A7"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}