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CVE-2011-2011

Estado: ModificadaAlta (7.2)—

Use-after-free vulnerability in 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 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, aka "Win32k Use After Free Vulnerability."

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 (6)

Microsoft — Windows 2003 ServerMicrosoft — Windows 7Microsoft — Windows Server 2003Microsoft — Windows Server 2008Microsoft — Windows VistaMicrosoft — Windows XP

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2011-2011",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-10-12T02:52:44.050",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/49981",
      "source": "secure@microsoft.com"
    },
    {
      "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%3A12904",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/49981",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1026165",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use-after-free vulnerability in 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 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, aka \"Win32k Use After Free Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de uso después de liberación en 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 permite a usuarios locales conseguir privilegios a través de una aplicación específicamente diseñada que aprovecha la gestión incorrecta del objeto de controlador. Vulnerabilidad también conocida como \"Vulnerabilidad de uso después de liberación de Win32k\"."
    }
  ],
  "lastModified": "2026-06-16T23:30:35.957",
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}