CVE:CVE-2008-4999
CNNVD:CNNVD-200811-142
Nortel Networks UNIStim IP Phone 0604DAS允许远程攻击者借助一个长的ping信息包(死ping)，引起拒绝服务攻击(崩溃)。
solution:Upgrade nortel unistim_ip_phone to a higher version than 0604das,and avoid the version 0604das