CVE-2021-34730

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This vulnerability is due to improper validation of incoming UPnP traffic. An attacker could exploit this vulnerability by sending a crafted UPnP request to an affected device. A successful exploit could allow the attacker to execute arbitrary code as the root user on the underlying operating system or cause the device to reload, resulting in a DoS condition. Cisco has not released software updates that address this vulnerability."}, {"lang": "es", "value": "Una vulnerabilidad en el servicio Universal Plug-and-Play (UPnP) de los Routers Cisco Small Business RV110W, RV130, RV130W y RV215W, podr\u00eda permitir a un atacante no autenticado remoto ejecutar c\u00f3digo arbitrario o hacer que un dispositivo afectado se reinicie inesperadamente, resultando en una condici\u00f3n de denegaci\u00f3n de servicio (DoS). Esta vulnerabilidad es debido a una comprobaci\u00f3n inapropiada del tr\u00e1fico UPnP entrante. Un atacante podr\u00eda explotar esta vulnerabilidad mediante el env\u00edo de una petici\u00f3n UPnP dise\u00f1ada a un dispositivo afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante ejecutar c\u00f3digo arbitrario como usuario root en el sistema operativo subyacente o causar que el dispositivo se recargue, resultando en una condici\u00f3n de DoS. 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