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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*", "matchCriteriaId": "83E7C4A0-78CF-4B56-82BF-EC932BDD8ADF", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The LDAP service in Active Directory on Microsoft Windows 2000 SP4 does not properly free memory for LDAP and LDAPS requests, which allows remote attackers to execute arbitrary code via a request that uses hexadecimal encoding, whose associated memory is not released, related to a \"DN AttributeValue,\" aka \"Active Directory Invalid Free Vulnerability.\" NOTE: this issue is probably a memory leak."}, {"lang": "es", "value": "El servicio LDAP en Active Directory en Microsoft Windows 2000 SP4 no habilita correctamente la memoria para las solicitudes LDAP y LDAPS, lo que permite a los atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de una solicitud que utiliza codificaci\u00f3n hexadecimal, cuya memoria asociada no es liberada, relacionado con un \"DN AttributeValue,\" o \"vulnerabilidad libre inv\u00e1lida de Active Directory.\" Nota: este problema es probablemente una fuga de memoria."}], "id": "CVE-2009-1138", "lastModified": "2026-04-23T00:35:47.467", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-06-10T18:00:00.377", "references": [{"source": "secure@microsoft.com", "url": "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=804"}, {"source": "secure@microsoft.com", "url": "http://osvdb.org/54937"}, {"source": "secure@microsoft.com", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/35355"}, {"source": "secure@microsoft.com", "url": "http://support.avaya.com/elmodocs2/security/ASA-2009-214.htm"}, {"source": "secure@microsoft.com", "tags": ["Patch"], "url": "http://www.securityfocus.com/bid/35226"}, {"source": "secure@microsoft.com", "url": "http://www.securitytracker.com/id?1022349"}, {"source": "secure@microsoft.com", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-160A.html"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1537"}, {"source": "secure@microsoft.com", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-018"}, {"source": "secure@microsoft.com", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6180"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=804"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/54937"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/35355"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.avaya.com/elmodocs2/security/ASA-2009-214.htm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "http://www.securityfocus.com/bid/35226"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1022349"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-160A.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2009/1537"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-018"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6180"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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