CVE-2021-27251

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Authentication is not required to exploit this vulnerability The specific flaw exists within handling of firmware updates. The issue results from a fallback to a insecure protocol to deliver updates. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12308."}, {"lang": "es", "value": "Esta vulnerabilidad permite a atacantes adyacentes a la red ejecutar c\u00f3digo arbitrario en las instalaciones afectadas de NETGEAR Nighthawk R7800. No es requerida una autenticaci\u00f3n para explotar esta vulnerabilidad. Un fallo espec\u00edfico se presenta dentro del manejo de las actualizaciones del firmware. El problema es el resultado de un retroceso a un protocolo no seguro para entregar actualizaciones. Un atacante puede aprovechar esta vulnerabilidad para ejecutar c\u00f3digo en el contexto de root. Era ZDI-CAN-12308"}], "lastModified": "2021-04-27T14:50:32.750", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:br200_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9680E98E-021B-4C71-AAA0-AEF49C6AD95F", "versionEndExcluding": "5.10.0.5"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netgear:br200:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "CED01605-09B9-417E-AE6F-1F62888A0C93"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netgear:br500_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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