CVE:CVE-2005-4591
CNNVD:CNNVD-200512-973
当使用Unicode数据库时，bogofilter 0.96.2、0.95.2、0.94.14、0.94.12及自0.93.5至0.96.2的其他版本存在栈缓冲区溢出，远程攻击者可通过"无效输入序列"，导致在bogofilter或bogolexer转换字符集时出现堆破坏，从而发起拒绝服务攻击(崩溃)并可能执行任意代码。
solution:Upgrade bogofilter email_filter to a higher version than 0.93.5,0.94.12,0.94.14,0.95.2,0.96.2,and avoid the version 0.93.5,0.94.12,0.94.14,0.95.2,0.96.2