CVE:CVE-2007-1826
CNNVD:CNNVD-200704-011
Cisco Unified CallManager(CUCM)是Cisco IP电话解决方案中的呼叫处理组件，Cisco Unified Presence Server(CUPS)是Cisco IP电话解决方案的身份跟踪组件。
* IPSec Manager拒绝服务
向UDP 8500端口上的IPSec Manager发送特殊UDP报文可以导致服务失败，这可能影响高级呼叫功能，如呼叫转发或对集群中的CUCM/CUPS系统部署配置更改，标准的呼叫操作(包括发起和接收呼叫)仍可继续运行，已创建的呼叫不会受影响。CUCM漏洞在Cisco Bug ID中记录为CSCsg20143，CUPS漏洞在Cisco Bug ID中记录为CSCsg60949。
solution:Upgrade cisco unified_callmanager to a higher version than 5.0,5.0(1,5.0(2,5.0(3,5.0(3a,5.0(4,and avoid the version 5.0,5.0(1),5.0(2),5.0(3),5.0(3a),5.0(4); Upgrade cisco unified_presence_server to a higher version than 1.0,1.0(1,1.0(2,and avoid the version 1.0,1.0(1),1.0(2)