CVE-2020-10887

This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of IPv6 connections. The issue results from the lack of proper filtering of IPv6 SSH connections. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9663.

This vulnerability allows a firewall bypass on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of IPv6 connections. The issue results from the lack of proper filtering of IPv6 SSH connections. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-9663.

Esta vulnerabilidad permite una omisión del firewall sobre las instalaciones afectadas de enrutadores AC1750 TP-Link Archer A7 Versión de Firmware: 190726. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico se presenta en el manejo de las conexiones IPv6. El problema resulta de la falta de un filtrado apropiado de las conexiones IPv6 SSH. Un atacante puede aprovechar esto conjunto con otras vulnerabilidades para ejecutar código en el contexto root. Fue ZDI-CAN-9663.