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CVE-2013-1333

Status: ModifiedHigh (7.2)—

Buffer overflow in win32k.sys in the kernel-mode drivers in Microsoft Windows 7 SP1 allows local users to gain privileges via a crafted application that leverages improper handling of objects in memory, aka "Win32k Buffer Overflow Vulnerability."

CVSS

Exploitation probability (EPSS)

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 (1)

Microsoft — Windows 7

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2013-1333",
  "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": "2013-05-15T03:36:34.343",
  "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%3A16769",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/53385",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/ncas/alerts/TA13-134A",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-046",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16769",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in win32k.sys in the kernel-mode drivers in Microsoft Windows 7 SP1 allows local users to gain privileges via a crafted application that leverages improper handling of objects in memory, aka \"Win32k Buffer Overflow Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer en win32k.sys en los controladores en modo kernel de Microsoft Windows 7 SP1 permite a usuarios locales conseguir privilegios a través de una aplicación diseñada que aprovecha el manejo inadecuado de los objetos en la memoria, también conocido como \"Win32k Buffer Overflow Vulnerability.\""
    }
  ],
  "lastModified": "2026-06-16T23:51:14.110",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:x64:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F282E5E8-A5C9-4092-B0BF-07A5A2CAA6F4"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:x86:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D16A8D29-57BF-4B74-85F2-24DBD8B52BBF"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}