{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T17:50:01.503","vulnerabilities":[{"cve":{"id":"CVE-2020-3283","sourceIdentifier":"psirt@cisco.com","published":"2020-05-06T17:15:12.837","lastModified":"2024-11-21T05:30:43.263","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability in the Secure Sockets Layer (SSL)/Transport Layer Security (TLS) handler of Cisco Firepower Threat Defense (FTD) Software when running on the Cisco Firepower 1000 Series platform could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition on an affected device. The vulnerability is due to a communication error between internal functions. An attacker could exploit this vulnerability by sending a crafted SSL/TLS message to an affected device. A successful exploit could allow the attacker to cause a buffer underrun, which leads to a crash. The crash causes the affected device to reload."},{"lang":"es","value":"Una vulnerabilidad en el manejador de Secure Sockets Layer (SSL)/Transport Layer Security (TLS) del Cisco Firepower Threat Defense (FTD) Software cuando se ejecuta en la plataforma Cisco Firepower 1000 Series, podría permitir a un atacante remoto no autenticado desencadenar una denegación de servicio ( DoS) sobre un dispositivo afectado. La vulnerabilidad es debido a un error de comunicación entre funciones internas. Un atacante podría explotar esta vulnerabilidad mediante el envío de un mensaje SSL/TLS diseñado hacia un dispositivo afectado. Una explotación con éxito podría permitir a un atacante causar una subdesbordamiento del búfer, que conlleva a un bloqueo. El bloqueo causa que el dispositivo afectado se sobrecargue."}],"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: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}],"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: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":"psirt@cisco.com","type":"Secondary","description":[{"lang":"en","value":"CWE-119"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-787"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4.0","versionEndExcluding":"6.4.0.9","matchCriteriaId":"06741056-2BFD-4F88-917A-F581F813B69E"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:firepower_1010:-:*:*:*:*:*:*:*","matchCriteriaId":"7FFE3880-4B85-4E23-9836-70875D5109F7"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:firepower_1020:-:*:*:*:*:*:*:*","matchCriteriaId":"EA8B5AF8-6A57-482A-9442-E857EE7E207B"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:firepower_1030:-:*:*:*:*:*:*:*","matchCriteriaId":"A9929280-2AAC-4B56-A42C-1F6EDE83988E"},{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:firepower_1040:-:*:*:*:*:*:*:*","matchCriteriaId":"F29B6BC3-D716-4A3D-9679-B7BE81F719C8"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5505_firmware:9.12\\(2.12\\):*:*:*:*:*:*:*","matchCriteriaId":"9D0B3813-F3A0-4513-828B-7990F899DA48"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5505_firmware:9.13\\(0.33\\):*:*:*:*:*:*:*","matchCriteriaId":"AAEA9C9F-F72A-4265-A5F6-A9D9A541991C"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5505:-:*:*:*:*:*:*:*","matchCriteriaId":"8E6A8BB7-2000-4CA2-9DD7-89573CE4C73A"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5510_firmware:9.12\\(2.12\\):*:*:*:*:*:*:*","matchCriteriaId":"58E04E88-F836-4220-9961-C46D5AF2285F"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5510_firmware:9.13\\(0.33\\):*:*:*:*:*:*:*","matchCriteriaId":"DD25D50A-C319-453A-8690-38747CC061E5"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5510:-:*:*:*:*:*:*:*","matchCriteriaId":"B091B9BA-D4CA-435B-8D66-602B45F0E0BD"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5512-x_firmware:9.12\\(2.12\\):*:*:*:*:*:*:*","matchCriteriaId":"83524681-0B3A-492A-BBA5-1E905529EEF0"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5512-x_firmware:9.13\\(0.33\\):*:*:*:*:*:*:*","matchCriteriaId":"ED129635-7BB2-43FC-9FE9-C269E9D30BC4"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5512-x:-:*:*:*:*:*:*:*","matchCriteriaId":"08F0F160-DAD2-48D4-B7B2-4818B2526F35"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5515-x_firmware:9.12\\(2.12\\):*:*:*:*:*:*:*","matchCriteriaId":"A289F236-9D8D-4E6D-9E48-FD62E6AA5A2F"},{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5515-x_firmware:9.13\\(0.33\\):*:*:*:*:*:*:*","matchCriteriaId":"5DADAFCF-C950-4B8D-B88A-A446D1DA3635"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:cisco:asa_5515-x:-:*:*:*:*:*:*:*","matchCriteriaId":"977D597B-F6DE-4438-AB02-06BE64D71EBE"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:cisco:asa_5520_firmware:9.12\\(2.12\\):*:*:*:*:*:*:*","matchCriteriaId":"10409979-E312-48FA-B690-4851C602652A"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