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This issue affects MongoDB Server v4.4 versions prior to 4.4.0-rc12; MongoDB Server v4.2 versions prior to 4.2.9."},{"lang":"es","value":"Una comprobación inapropiada de la entrada del usuario en el analizador de nombres de funciones puede conllevar al uso de memoria no inicializada, permitiendo a un atacante no autenticado usar una petición especialmente diseñada para causar una denegación de servicio. Este problema afecta a: MongoDB Server de MongoDB Inc versiones v4.4 anteriores a 4.4.0-rc12; versiones v4.2 anteriores a 4.2.9"}],"affected":[{"source":"cna@mongodb.com","affectedData":[{"vendor":"MongoDB Inc.","product":"MongoDB Server","defaultStatus":"unaffected","versions":[{"version":"4.2","lessThan":"4.2.9","versionType":"custom","status":"affected"},{"version":"4.4","lessThan":"4.4.0-rc12","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cna@mongodb.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"cna@mongodb.com","type":"Secondary","description":[{"lang":"en","value":"CWE-475"}]},{"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:a:mongodb:mongodb:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2.0","versionEndExcluding":"4.2.9","matchCriteriaId":"5705F2A5-0F0D-4E46-A422-6C5BDAEC952F"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc1:*:*:*:*:*:*","matchCriteriaId":"BF2A35D2-1B6C-4078-8BC1-80C82228B7B8"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc10:*:*:*:*:*:*","matchCriteriaId":"489CEAC3-50D9-455C-9C09-E6777E673939"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc11:*:*:*:*:*:*","matchCriteriaId":"A6A05675-76B6-413C-9091-D58A8C5FD132"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc2:*:*:*:*:*:*","matchCriteriaId":"1C22231F-287E-429D-B6C8-79D7663DA6BD"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc3:*:*:*:*:*:*","matchCriteriaId":"8715F9E2-6853-4C39-86BB-930D86750627"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc4:*:*:*:*:*:*","matchCriteriaId":"189659E7-4120-433A-9B3E-D7F6DEA5E1E5"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc5:*:*:*:*:*:*","matchCriteriaId":"060EAC03-3F8E-419C-8E51-F1604676F50A"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc6:*:*:*:*:*:*","matchCriteriaId":"D72DBC1F-53C5-45E5-A81F-5FD1E7160226"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc7:*:*:*:*:*:*","matchCriteriaId":"C1C6E555-F16F-45F3-9670-79B90BC663C8"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc8:*:*:*:*:*:*","matchCriteriaId":"D7CE58B9-4D03-4699-BCEE-66AF65260D95"},{"vulnerable":true,"criteria":"cpe:2.3:a:mongodb:mongodb:4.4.0:rc9:*:*:*:*:*:*","matchCriteriaId":"B0C6031C-0830-46D0-B27F-C754FDFABB29"}]}]}],"references":[{"url":"https://jira.mongodb.org/browse/SERVER-49142","source":"cna@mongodb.com","tags":["Issue Tracking","Vendor Advisory"]},{"url":"https://jira.mongodb.org/browse/SERVER-49142","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"]}]}}]}