CVE:CVE-2011-3282
CNNVD:CNNVD-201109-637
Cisco IOS是美国思科（Cisco）公司为其网络设备开发的操作系统。
Cisco IOS中存在多个远程拒绝服务漏洞。攻击者可利用该漏洞导致受影响设备重载，拒绝服务合法用户。
solution:Upgrade cisco ios to a higher version than 12.2(33sre,12.2(33sre0a,12.2(33sre1,12.2(33sre2,12.2(33sre3,12.2sre,15.0,15.1,and avoid the version 12.2(33)sre,12.2(33)sre0a,12.2(33)sre1,12.2(33)sre2,12.2(33)sre3,12.2sre,15.0,15.1; Upgrade cisco ios_xe to a higher version than 2.1.0,2.1.1,2.1.2,2.2.1,2.2.2,2.2.3,2.3.0,2.3.1,2.3.2,2.4.0,2.4.1,2.4.2,2.4.3,2.4.4,2.5.0,2.5.1,2.5.2,2.6.0,2.6.1,2.6.2,3.1.0s,3.1.1s,3.1.2s,3.1.3s,3.1.4s,3.2.0s,3.2.1s,3.2.2s,3.3.0s,and avoid the version 2.1.0,2.1.1,2.1.2,2.2.1,2.2.2,2.2.3,2.3.0,2.3.1,2.3.2,2.4.0,2.4.1,2.4.2,2.4.3,2.4.4,2.5.0,2.5.1,2.5.2,2.6.0,2.6.1,2.6.2,3.1.0s,3.1.1s,3.1.2s,3.1.3s,3.1.4s,3.2.0s,3.2.1s,3.2.2s,3.3.0s