CVE-2019-1920

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The vulnerability is due to a lack of complete error handling condition for client authentication requests sent to a targeted interface configured for FT. An attacker could exploit this vulnerability by sending crafted authentication request traffic to the targeted interface, causing the device to restart unexpectedly."}, {"lang": "es", "value": "Una vulnerabilidad en la implementaci\u00f3n de 802.11r Fast Transition (FT) para el Software IOS Access Points (APs) de Cisco, podr\u00eda permitir a un atacante adyacente no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en una interfaz afectada. La vulnerabilidad es debido a la falta de una condici\u00f3n de manejo de errores completo para las peticiones de autenticaci\u00f3n de clientes enviadas hacia una interfaz espec\u00edfica configurada para FT. Un atacante podr\u00eda explotar esta vulnerabilidad mediante un env\u00edo de tr\u00e1fico de petici\u00f3n de autenticaci\u00f3n hacia la interfaz de destino, haciendo que el dispositivo se reinicie inesperadamente."}], "lastModified": "2020-10-16T15:11:50.667", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:aironet_3700e_firmware:15.3\\(3\\)jc14:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50537263-6F02-4AB0-8E1F-9E18D256C7F4"}, {"criteria": "cpe:2.3:o:cisco:aironet_3700e_firmware:15.3\\(3\\)jd6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C347FB0C-6FFA-40F5-9D0A-47189DB545D9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:aironet_3700e:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "BB8E4C40-6015-4C63-AA60-3DB220AC6810"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:aironet_3700i_firmware:15.3\\(3\\)jc14:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2CAED89B-682A-4173-853D-A09DCB287FCA"}, {"criteria": "cpe:2.3:o:cisco:aironet_3700i_firmware:15.3\\(3\\)jd6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9BE896F4-37B6-4D44-90D2-048F03C23E54"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:aironet_3700i:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "45FDCF87-A36B-4CED-9815-A9A173729B3A"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:aironet_3700p_firmware:15.3\\(3\\)jc14:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FCC8A3B3-FCE6-4D21-B8DE-CBC33807CC39"}, {"criteria": "cpe:2.3:o:cisco:aironet_3700p_firmware:15.3\\(3\\)jd6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4E7C5F2D-AB6F-433C-97E9-69A0984C6C3A"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:aironet_3700p:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CCE71E9F-BCFE-4F02-9440-3714445CF6D5"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:access_points:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "00B5E2D9-426A-409F-9399-2776D1797F34", "versionEndExcluding": "8.2.170.0"}, {"criteria": "cpe:2.3:o:cisco:access_points:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "59416D53-ED7F-4A1F-AAC0-0AEF1727B0BB", "versionEndExcluding": "8.3.150.0", "versionStartIncluding": "8.3"}, {"criteria": "cpe:2.3:o:cisco:access_points:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "91D69E00-162B-4399-9FE8-F5247F15F2ED", "versionEndExcluding": "8.5.131.0", "versionStartIncluding": "8.4"}, {"criteria": "cpe:2.3:o:cisco:access_points:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7B218A1C-623C-44F5-8A00-DCB5592DA38F", "versionEndExcluding": "8.8.100.0", "versionStartIncluding": "8.6"}], "operator": "OR"}]}], "sourceIdentifier": "ykramarz@cisco.com"}