FKIE_CVE-2011-1231

Vulnerability from fkie_nvd - Published: 2011-04-13 20:26 - Updated: 2026-06-16 23:28
Severity
8.4 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."
References
secure@microsoft.comhttp://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
secure@microsoft.comhttp://osvdb.org/71737
secure@microsoft.comhttp://secunia.com/advisories/44156
secure@microsoft.comhttp://support.avaya.com/css/P8/documents/100133352
secure@microsoft.comhttp://www.securityfocus.com/bid/47231
secure@microsoft.comhttp://www.securitytracker.com/id?1025345
secure@microsoft.comhttp://www.us-cert.gov/cas/techalerts/TA11-102A.htmlUS Government Resource
secure@microsoft.comhttp://www.vupen.com/english/advisories/2011/0952
secure@microsoft.comhttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
secure@microsoft.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/66413
secure@microsoft.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12036
af854a3a-2127-422b-91ae-364da2661108http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/71737
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/44156
af854a3a-2127-422b-91ae-364da2661108http://support.avaya.com/css/P8/documents/100133352
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/47231
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1025345
af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/cas/techalerts/TA11-102A.htmlUS Government Resource
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2011/0952
af854a3a-2127-422b-91ae-364da2661108https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-034
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/66413
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12036
Impacted products
Vendor Product Version
microsoft windows_2003_server *
microsoft windows_7 -
microsoft windows_7 -
microsoft windows_7 -
microsoft windows_server_2003 *
microsoft windows_server_2008 *
microsoft windows_server_2008 *
microsoft windows_server_2008 *
microsoft windows_server_2008 *
microsoft windows_server_2008 *
microsoft windows_server_2008 -
microsoft windows_server_2008 r2
microsoft windows_server_2008 r2
microsoft windows_vista *
microsoft windows_vista *
microsoft windows_xp *
microsoft windows_xp -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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      ],
      "source": "secure@microsoft.com"
    }
  ],
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other \"Vulnerability Type 2\" CVEs listed in MS11-034, aka \"Win32k Null Pointer De-reference Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "win32k.sys en los controladores de modo kernel de Microsoft Windows XP SP2 y SP3, Windows Server 2003 SP2, Windows Vista SP1 y SP2, Windows Server 2008 Gold, Service Pack 2, R2 y R2 SP1, y Windows 7 Gold y SP1 permite a usuarios locales obtener privilegios a trav\u00e9s de una aplicaci\u00f3n manipulada que dispara una resoluci\u00f3n de puntero NULO, una vulnerabilidad diferente a otras \"vulnerabilidad de tipo 2 \" CVE enumerados en MS11 - 034, tambi\u00e9n conocido como \"Win32k vulnerabilidad resoluci\u00f3n de puntero nulo\""
    }
  ],
  "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\r\n\r\n\u0027CWE-476: NULL Pointer Dereference\u0027",
  "id": "CVE-2011-1231",
  "lastModified": "2026-06-16T23:28:58.880",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.5,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2011-1231",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-01-10T21:03:55.363013Z",
          "version": "2.0.3"
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  },
  "published": "2011-04-13T20:26:25.330",
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  "sourceIdentifier": "secure@microsoft.com",
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  "weaknesses": [
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  ]
}



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