CVE:CVE-2014-2176
CNNVD:CNNVD-201406-318
Cisco IOS XR on ASR 9000是美国思科（Cisco）公司的一套运行于9000系列路由器设备中的操作系统。
ASR 9000设备上的Cisco IOS XR 4.1.2至5.1.1版本中存在安全漏洞。程序使用Trident-based线路卡时，远程攻击者可通过发送畸形的IPv6数据包利用该漏洞造成拒绝服务（NP芯片和线路卡重载）。
solution:Upgrade cisco ios_xr to a higher version than 4.1.2,4.2.0,4.3.1,5.1.0,5.1.1,and avoid the version 4.1.2,4.2.0,4.3.1,5.1.0,5.1.1; Upgrade cisco asr_9001 to a higher version than -; Upgrade cisco asr_9006 to a higher version than -; Upgrade cisco asr_9010 to a higher version than -; Upgrade cisco asr_9904 to a higher version than -; Upgrade cisco asr_9912 to a higher version than -; Upgrade cisco asr_9922 to a higher version than -