CVE:CVE-2007-5537
CNNVD:CNNVD-200710-339
Cisco Unified Communications Manager(CUCM，之前被称为CallManager)是Cisco IP电话解决方案中的呼叫处理组件。
CUCM会话初始协议(SIP)栈中存在拒绝服务漏洞。如果向CUCM系统的UDP 5060端口发送了大量的正常SIP INVITE消息，就可能出现资源耗尽的情况，导致内核忙碌。
solution:Upgrade cisco unified_callmanager to a higher version than 5.0,and avoid the version 5.0; Upgrade cisco unified_communications_manager to a higher version than 5.1\(2\,and avoid the version (,5.1\(2\)]