CVE:CVE-2007-3953
CNNVD:CNNVD-200707-411
Norman Antivirus 5.91.02版本之前的版本的OLE2分析器允许远程攻击者可以借助一个特制的可触发一个零除错误的DOC文件，造成拒绝服务。
solution:Upgrade norman norman_virus_control to a higher version than 5.90,and avoid the version (,5.90]