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A successful exploit could allow the attacker to cause a DoS condition."},{"lang":"es","value":"Una vulnerabilidad en la funcionalidad de proxy TCP para el software Adaptive Security Appliance (ASA) de Cisco  y el software Firepower Threat Defense (FTD) de Cisco, podría permitir que un atacante remoto no identificado cause que el dispositivo se reinicie  inesperadamente, dando como resultado  una condición de Denegación de Servicio (DoS) . La vulnerabilidad es debido a un error en la inspección de paquetes basados en TCP, lo que podría causar que el paquete TCP tenga un encabezado formateado de capa 2 (L2) no válido. Un atacante podría aprovechar esta vulnerabilidad enviando una secuencia de paquetes TCP creada hacia el dispositivo de destino. Una operación con éxito podría permitir al atacante causar una condición DoS."}],"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:H/PR:N/UI:N/S:C/C:N/I:N/A:H","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"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-20"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*","versionEndExcluding":"9.4.4.34","matchCriteriaId":"79F0345E-5661-4119-8620-8A1F42E97128"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*","versionStartIncluding":"9.5","versionEndExcluding":"9.6.4.25","matchCriteriaId":"E7789E32-76B1-4D16-A556-B6B5A8CDB5A0"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*","versionStartIncluding":"9.7","versionEndExcluding":"9.8.4","matchCriteriaId":"C812C8D5-3159-434C-8B9F-8CB0A8767923"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*","versionStartIncluding":"9.9","versionEndExcluding":"9.9.2.50","matchCriteriaId":"ABCD2AF8-97D4-45C6-B80E-D5FA9B719BD5"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:*","versionStartIncluding":"9.10","versionEndExcluding":"9.10.1.17","matchCriteriaId":"B4C6B343-2D4D-4C7E-A59E-629773DD2E60"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5505:-:*:*:*:*:*:*:*","matchCriteriaId":"8E6A8BB7-2000-4CA2-9DD7-89573CE4C73A"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5510:-:*:*:*:*:*:*:*","matchCriteriaId":"B091B9BA-D4CA-435B-8D66-602B45F0E0BD"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5512-x:-:*:*:*:*:*:*:*","matchCriteriaId":"08F0F160-DAD2-48D4-B7B2-4818B2526F35"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5515-x:-:*:*:*:*:*:*:*","matchCriteriaId":"977D597B-F6DE-4438-AB02-06BE64D71EBE"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5520:-:*:*:*:*:*:*:*","matchCriteriaId":"2B387F62-6341-434D-903F-9B72E7F84ECB"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5525-x:-:*:*:*:*:*:*:*","matchCriteriaId":"EB71EB29-0115-4307-A9F7-262394FD9FB0"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5540:-:*:*:*:*:*:*:*","matchCriteriaId":"17C5A524-E1D9-480F-B655-0680AA5BF720"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5545-x:-:*:*:*:*:*:*:*","matchCriteriaId":"57179F60-E330-4FF0-9664-B1E4637FF210"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5550:-:*:*:*:*:*:*:*","matchCriteriaId":"E6287D95-F564-44B7-A0F9-91396D7C2C4E"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5555-x:-:*:*:*:*:*:*:*","matchCriteriaId":"5535C936-391B-4619-AA03-B35265FC15D7"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5580:-:*:*:*:*:*:*:*","matchCriteriaId":"D1E828B8-5ECC-4A09-B2AD-DEDC558713DE"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5585-x:-:*:*:*:*:*:*:*","matchCriteriaId":"16AE20C2-C77E-4E04-BF13-A48696E52426"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0.0","versionEndExcluding":"6.2.3.12","matchCriteriaId":"73A0B57C-1076-4382-BADE-9EB2E18FAB9C"},{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3.0","versionEndExcluding":"6.3.0.3","matchCriteriaId":"9A16803C-579C-4992-B37E-7CEC17307659"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/108176","source":"psirt@cisco.com","tags":["Broken 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