CVE-2018-0139

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The vulnerability is due to improper handling of a TCP connection request when the IVR connection is already established. An attacker could exploit this vulnerability by initiating a crafted connection to the IP address of the targeted CVP device. An exploit could allow the attacker to disconnect the IVR to CVP connection, creating a DoS condition that prevents the CVP from accepting new, incoming calls while the IVR automatically attempts to re-establish the connection to the CVP. This vulnerability affects Cisco Unified Customer Voice Portal (CVP) Software Release 11.5(1). Cisco Bug IDs: CSCve70560."}, {"lang": "es", "value": "Una vulnerabilidad en la interfaz de gesti\u00f3n de conexi\u00f3n IVR (Interactive Voice Response) para Cisco Unified Customer Voice Portal (CVP) podr\u00eda permitir que un atacante remoto no autenticado provoque que la conexi\u00f3n IVR se desconecte, creando una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en todo el sistema. La vulnerabilidad se debe a la gesti\u00f3n inadecuada de una petici\u00f3n de conexi\u00f3n TCP cuando ya se ha establecido una conexi\u00f3n IVR. Un atacante podr\u00eda explotar esta vulnerabilidad iniciando una conexi\u00f3n manipulada a la direcci\u00f3n IP local del dispositivo CVP objetivo. Una explotaci\u00f3n podr\u00eda permitir que el atacante desconecte la conexi\u00f3n IVR a CVP, creando una condici\u00f3n de denegaci\u00f3n de servicio (DoS) que evita que el CVP acepte nuevas llamadas entrantes mientras el IVR intenta restablecer de forma autom\u00e1tica la conexi\u00f3n al CVP. Esta vulnerabilidad afecta a la versi\u00f3n 11.5(1) del software que ejecute Cisco Unified Customer Voice Portal (CVP). 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