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CVE-2007-4249

Estado: ModificadaMedia (4.3)—

The isChecked function in Toolbar.DLL in the ExportNation toolbar for Internet Explorer allows remote attackers to cause a denial of service (NULL dereference and browser crash) via unspecified vectors.

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 (1)

Exportnation — Exportnation Toolbar

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2007-4249",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "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": "2007-08-08T23:17:00.000",
  "references": [
    {
      "url": "http://osvdb.org/46985",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securityreason.com/securityalert/3004",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/475534/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/35804",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/46985",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securityreason.com/securityalert/3004",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/475534/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/35804",
      "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 isChecked function in Toolbar.DLL in the ExportNation toolbar for Internet Explorer allows remote attackers to cause a denial of service (NULL dereference and browser crash) via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "La función isChecked en Toolbar.DLL en la barra de herramientas ExportNation para Internet Explorer permite a atacantes remotos provocar una denegación de servicio (referencia nula y caída del navegador) mediante vectores no especificados."
    }
  ],
  "lastModified": "2026-06-16T22:43:40.617",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:exportnation:exportnation_toolbar:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "78C597A4-139F-4333-9714-EEC89A5AB36B",
              "versionEndIncluding": "1.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}