CVE:CVE-2017-3820
CNNVD:CNNVD-201702-015
Cisco ASR 1000 Series Aggregation Services Routers running Cisco IOS XE Software是美国思科（Cisco）公司一套运行于ASR 1000系列路由器中的操作系统。
Cisco ASR 1000 Series Aggregation Services Routers中的Cisco IOS XE Software Release的‘Simple Network Management Protocol (SNMP)’函数存在安全漏洞。远程攻击者可利用该漏洞造成CPU使用率过高，导致拒绝服务。以下版本受到影响：Cisco IOS XE Software Release 3.13.6S版本，3.16.2S版本，3.17.1S版本。
solution:Upgrade cisco ios_xe to a higher version than 3.13.6s,3.16.2s,3.17.1s,and avoid the version 3.13.6s,3.16.2s,3.17.1s