CVE-2013-6999

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*", "matchCriteriaId": "0C28897B-044A-447B-AD76-6397F8190177", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [{"sourceIdentifier": "cve@mitre.org", "tags": ["disputed"]}], "descriptions": [{"lang": "en", "value": "The IsHandleEntrySecure function in win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2008 SP2 does not properly validate the tagPROCESSINFO pW32Job field, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted NtUserValidateHandleSecure call for an owned object. NOTE: the vendor reportedly disputes the significance of this report, stating that \"it appears to be a local DOS ... we don't consider it a security vulnerability."}, {"lang": "es", "value": "EN DISPUTA ** ** La funci\u00f3n IsHandleEntrySecure en win32k.sys en los controladores en modo kernel de Microsoft Windows Server 2008 SP2 no valida correctamente el campo tagPROCESSINFO pW32Job, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (referencia a un puntero NULL y ca\u00edda del sistema ) a trav\u00e9s de una llamada NtUserValidateHandleSecure manipulada para un objeto de propiedad. NOTA: el vendedor informa: discute la importancia de este informe, afirmando que \" parece ser un local de DOS ... nosotros no consideramos que sea un problema de seguridad.\""}], "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\n\n\"CWE-476: NULL Pointer Dereference\"", "id": "CVE-2013-6999", "lastModified": "2026-06-17T00:01:15.297", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-12-07T01:55:02.920", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://pastebin.com/raw.php?i=we0ZSQC0"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/55633"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/64057"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://pastebin.com/raw.php?i=we0ZSQC0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/55633"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/64057"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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