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{
"id": "CVE-2011-0040",
"sourceIdentifier": "secure@microsoft.com",
"published": "2011-02-09T01:00:08.150",
"lastModified": "2018-10-12T21:59:16.133",
"vulnStatus": "Modified",
"descriptions": [
{
"lang": "en",
"value": "The server in Microsoft Active Directory on Windows Server 2003 SP2 does not properly handle an update request for a service principal name (SPN), which allows remote attackers to cause a denial of service (authentication downgrade or outage) via a crafted request that triggers name collisions, aka \"Active Directory SPN Validation Vulnerability.\""
},
{
"lang": "es",
"value": "El servidor de Microsoft Active Directory en Windows Server 2003 Service Pack 2 no controla correctamente una solicitud de actualizaci\u00f3n de un nombre principal de servicio (SPN), lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (degradaci\u00f3n de autenticaci\u00f3n o corte) a trav\u00e9s de una petici\u00f3n manipulada que dispara colisiones de nombre, tambi\u00e9n conocido como \"Vulnerabilidad de Validaci\u00f3n SPN de Directorio Activo.\""
}
],
"metrics": {
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-20"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*",
"matchCriteriaId": "2978BF86-5A1A-438E-B81F-F360D0E30C9C"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*",
"matchCriteriaId": "F7EFB032-47F4-4497-B16B-CB9126EAC9DF"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:x64:*:*:*:*:*",
"matchCriteriaId": "6881476D-81A2-4DFD-AC77-82A8D08A0568"
}
]
}
]
}
],
"references": [
{
"url": "http://www.securityfocus.com/bid/46145",
"source": "secure@microsoft.com"
},
{
"url": "http://www.securitytracker.com/id?1025042",
"source": "secure@microsoft.com"
},
{
"url": "http://www.vupen.com/english/advisories/2011/0319",
"source": "secure@microsoft.com",
"tags": [
"Vendor Advisory"
]
},
{
"url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-005",
"source": "secure@microsoft.com"
},
{
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/64915",
"source": "secure@microsoft.com"
},
{
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12485",
"source": "secure@microsoft.com"
}
]
}