CVE:CVE-2008-7104
CNNVD:CNNVD-200908-431
Microsoft Exchange 3.0.2之前的3.0版本的PureMessage中的Sophos PureMessage Scanner service (PMScanner.exe)允许远程攻击者借助一个特制的(1)RTF或(2)PDF文件，来引起拒绝服务攻击(信息队列延迟和不完整的垃圾邮件规则更新)。
solution:Upgrade sophos puremessage_for_microsoft_exchange to a higher version than 3.0,and avoid the version 3.0