CVE:CVE-2014-2143
CNNVD:CNNVD-201404-063
Cisco IOS和IOS-XE都是美国思科（Cisco）公司为其网络设备开发的操作系统。
Cisco IOS 15.4(1)T及之前的版本和IOS XE的Internet Key Exchange (IKE)模块存在安全漏洞。远程攻击者可借助特制的Main Mode数据包利用该漏洞删除受影响设备上建立的安全关联。
solution:Upgrade cisco ios to a higher version than 15.4\(1\t,15.0,15.0(1se,15.1,15.2,15.3,15.3(2s,15.3(3m,15.3(3m1,15.3(3m2,15.3(3s,15.3s,15.4,and avoid the version (,15.4\(1\)t],15.0,15.0(1)se,15.1,15.2,15.3,15.3(2)s,15.3(3)m,15.3(3)m1,15.3(3)m2,15.3(3)s,15.3s,15.4; Upgrade cisco ios_xe to a higher version than -