CVE:CVE-2012-2488
CNNVD:CNNVD-201205-550
Cisco IOS XR是下一代网络和思科运营商路由系统。
Cisco Ios XR 4.2.1之前版本在实现上存在拒绝服务漏洞，该漏洞源于Cisco 9000系列聚合服务路由器(ASR)、路由交换处理器(RSP440)或承载路由系统性能路由处理器(CRS)不恰当地处理特制报文。远程攻击者可利用该漏洞通过向受影响系统发送特制的报文导致拒绝服务。
solution:Upgrade cisco ios_xr to a higher version than 4.2.0,4.0.3,4.0.4,4.1,4.1.1,4.1.2,4.2.0,and avoid the version (,4.2.0],4.0.3,4.0.4,4.1,4.1.1,4.1.2,4.2.0; Upgrade cisco asr_9000_rsp440_router to a higher version than -; Upgrade cisco crs_performance_route_processor to a higher version than -