Cisco Network Convergence System 5500 Series Routers Local Denial of Service Vulnerability (cisco-sa-20170607-ncs) (CVE-2017-6666)

A vulnerability in the forwarding component of Cisco IOS XR Software for Cisco Network Convergence System (NCS) 5500 Series Routers could allow an authenticated, local attacker to cause the router to stop forwarding data traffic across Traffic Engineering tunnels, resulting in a denial of service (DoS) condition.

Cisco IOS XR 软件中转发组件的漏洞，可能使得认证的本地攻击者导致 Cisco 网络收敛系统 (NCS) 5500 系列路由器停止在流量工程隧道中转发数据流量，从而引发服务拒绝 (DoS) 状况。