CVE-2013-1334

Status: ModifiedHigh (7.2)—

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 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT does not properly handle objects in memory, which allows local users to gain privileges via a crafted application, aka "Win32k Window Handle Vulnerability."

CVSS

Version: 2.0
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Base score: 7.2

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.74%
Percentile among all scored CVEs: 77
Score date: 10/7/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (8)

Microsoft — Windows 7 Microsoft — Windows 8 Microsoft — Windows RT Microsoft — Windows Server 2003 Microsoft — Windows Server 2008 Microsoft — Windows Server 2012 Microsoft — Windows Vista Microsoft — Windows XP

CWEs

CWE-119

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2013-1334",
  "cveTags": [],
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "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,
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        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
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          "versions": [
            {
              "status": "affected",
              "version": "n/a"
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        }
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  ],
  "published": "2013-05-15T03:36:34.363",
  "references": [
    {
      "url": "http://secunia.com/advisories/53385",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.us-cert.gov/ncas/alerts/TA13-134A",
      "tags": [
        "US Government Resource"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-046",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16091",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/53385",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-119"
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    }
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  "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 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT does not properly handle objects in memory, which allows local users to gain privileges via a crafted application, aka \"Win32k Window Handle Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "win32k.sys en los controladores kernel-mode de Microsoft Windows XP SP2 y SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 y R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012 y Windows RT no maneja adecuadamente los objetos en la memoria, lo que permite a usuarios locales conseguir privilegios a través de una aplicación hecha a mano, también conocido como \"Win32k Window Handle vulnerabilidad.\""
    }
  ],
  "lastModified": "2026-06-16T23:51:14.210",
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}