{
  "id": "CVE-2011-1985",
  "sourceIdentifier": "secure@microsoft.com",
  "published": "2011-10-12T02:52:43.457",
  "lastModified": "2020-09-28T12:58:30.503",
  "vulnStatus": "Modified",
  "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n'CWE-476: NULL Pointer Dereference'",
  "descriptions": [
    {
      "lang": "en",
      "value": "win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate user-mode input, which allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via a crafted application, aka \"Win32k Null Pointer De-reference Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "win32k.sys en los controladores en modo kernel de Microsoft Windows XP SP2 y SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 Service Pack 2, R2 y R2 SP1, y Windows 7 Gold y SP1 no valida correctamente la entrada de datos en modo de usuario, lo que permite a usuarios locales conseguir privilegios o causar una denegaci\u00f3n de servicio (puntero a NULL y ca\u00edda del sistema) a trav\u00e9s de una aplicaci\u00f3n espec\u00edficamente creada. Tambi\u00e9n conocida como \"vulnerabilidad de referencia a puntero nulo en Win32k\"."
    }
  ],
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        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  "weaknesses": [
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      "type": "Primary",
      "description": [
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  "references": [
    {
      "url": "http://www.securitytracker.com/id?1026165",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-077",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12935",
      "source": "secure@microsoft.com"
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}