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A successful exploit could allow the attacker to cause an affected device to reload, resulting in a DoS condition."},{"lang":"es","value":"Una vulnerabilidad en la característica ETA (Cisco Encrypted Traffic Analytics) del software Cisco IOS XE podría permitir que un atacante remoto sin autenticar provoque una denegación de servicio (DoS). La vulnerabilidad se debe a un error de lógica que existe al manejar un paquete entrante mal formado, lo que conduce al acceso a la estructura interna de datos una vez se ha liberado. Un atacante podría explotar esta vulnerabilidad enviando paquetes IP manipulados y mal formados a un dispositivo afectado. Si se explota con éxito, podría permitir que el atacante consiga que el dispositivo afectado se reinicie, provocando una denegación de servicio."}],"metrics":{"cvssMetricV31":[{"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}],"cvssMetricV30":[{"source":"psirt@cisco.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.0}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","baseScore":7.8,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:3.2.0ja:*:*:*:*:*:*:*","matchCriteriaId":"52BC2A87-31EC-4E15-86E3-ECBEFA9E479A"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.6.1:*:*:*:*:*:*:*","matchCriteriaId":"F821EBD7-91E2-4460-BFAF-18482CF6CB8C"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.6.2:*:*:*:*:*:*:*","matchCriteriaId":"E36D2D24-8F63-46DE-AC5F-8DE33332EBC6"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.6.3:*:*:*:*:*:*:*","matchCriteriaId":"C9B825E6-5929-4890-BDBA-4CF4BD2314C9"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:*","matchCriteriaId":"623BF701-ADC9-4F24-93C5-043A6A7FEF5F"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.7.1a:*:*:*:*:*:*:*","matchCriteriaId":"E5311FBE-12BF-41AC-B8C6-D86007834863"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.7.1b:*:*:*:*:*:*:*","matchCriteriaId":"52FB055E-72F9-4CB7-A51D-BF096BD1A55D"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1:*:*:*:*:*:*:*","matchCriteriaId":"57D4F634-03D5-4D9F-901C-7E9CE45F2F38"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1a:*:*:*:*:*:*:*","matchCriteriaId":"4463A1D1-E169-4F0B-91B2-FA126BB444CB"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1b:*:*:*:*:*:*:*","matchCriteriaId":"D97F69C3-CAA6-491C-A0B6-6DC12B5AB472"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1c:*:*:*:*:*:*:*","matchCriteriaId":"CDD58C58-1B0C-4A71-8C02-F555CEF9C253"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1d:*:*:*:*:*:*:*","matchCriteriaId":"96852D16-AF50-4C70-B125-D2349E6765D7"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1e:*:*:*:*:*:*:*","matchCriteriaId":"A15B882A-BA60-4932-A55E-F4A798B30EEB"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:ios_xe:16.8.1s:*:*:*:*:*:*:*","matchCriteriaId":"5C9C585C-A6EC-4385-B915-046C110BF95F"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/107614","source":"psirt@cisco.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-eta-dos","source":"psirt@cisco.com","tags":["Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/107614","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190327-eta-dos","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]}]}}]}