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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:internet_information_services:*:*:*:*:*:*:*:*", "matchCriteriaId": "4ED209E9-04E3-4FDD-947E-8103273FF41D", "versionEndIncluding": "7.0", "versionStartIncluding": "5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Stack consumption vulnerability in the FTP Service in Microsoft Internet Information Services (IIS) 5.0 through 7.0 allows remote authenticated users to cause a denial of service (daemon crash) via a list (ls) -R command containing a wildcard that references a subdirectory, followed by a .. (dot dot), aka \"IIS FTP Service DoS Vulnerability.\""}, {"lang": "es", "value": "Una vulnerabilidad de consumo de pila en el Servicio FTP en Internet Information Services (IIS) de Microsoft versiones 5.0 hasta 7.0, permite a los usuarios autenticados remotos causar una denegaci\u00f3n de servicio (bloqueo del demonio) por medio de un comando list (ls) -R que contiene un comod\u00edn que hace referencia a un subdirectorio, seguido por un .. (punto punto), tambi\u00e9n se conoce como \"IIS FTP Service DoS Vulnerability\"."}], "id": "CVE-2009-2521", "lastModified": "2023-11-07T02:04:09.620", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2009-09-04T10:30:01.907", "references": [{"source": "secure@microsoft.com", "tags": ["Broken Link"], "url": "http://archives.neohapsis.com/archives/fulldisclosure/2009-09/0040.html"}, {"source": "secure@microsoft.com", "url": "http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ975191"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "US Government Resource"], "url": "http://www.us-cert.gov/cas/techalerts/TA09-286A.html"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-053"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory"], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6508"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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