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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 License Logging Server (llssrv.exe) in Microsoft Windows 2000 SP4 allows remote attackers to execute arbitrary code via an RPC message containing a string without a null terminator, which triggers a heap-based buffer overflow in the LlsrLicenseRequestW method, aka \"License Logging Server Heap Overflow Vulnerability.\""}, {"lang": "es", "value": "El servidor de registro de licencias (llssrv. exe) en Microsoft Windows 2000 SP4 permite a los atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de un mensaje RPC que contiene una cadena sin null terminator, que desencadena un desbordamiento de b\u00fafer basado en el mont\u00f3n en el m\u00e9todo LlsrLicenseRequestW, tambi\u00e9n conocido como \"vulnerabilidad de desbordamiento de mont\u00f3n de servidor de registro de licencias.\""}], "id": "CVE-2009-2523", "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": "2009-11-11T19:30:00.407", "references": [{"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-314A.html"}, {"source": "secure@microsoft.com", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-064"}, {"source": "secure@microsoft.com", "tags": ["Broken Link"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6300"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-314A.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-064"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6300"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}, {"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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