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A successful exploit could allow the attacker to cause the phone to reboot and not complete the registration process."},{"lang":"es","value":"Una vulnerabilidad en el software SIP IP Phone de Cisco para IP Phone 7800 Series y 8800 Series de Cisco, podría permitir a un atacante remoto no autenticado causar una condición de denegación de servicio (DoS) en un teléfono afectado. La vulnerabilidad es debido a una comprobación insuficiente de paquetes de entrada de Session Initiation Protocol (SIP). Un atacante podría explotar esta vulnerabilidad al modificar las respuestas SIP que se envían al teléfono afectado durante el proceso de registro. Un ataque con éxito podría permitir que el atacante cause que el teléfono se reinicie y no complete el proceso de 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