CVE:CVE-2005-4335
CNNVD:CNNVD-200512-373
远程攻击者可以借助ProjectForum 4.7.0及更早版本，通过制作的admin/versions.html的pageid参数实施拒绝服务攻击(崩溃)。
solution:Upgrade courseforum projectforum to a higher version than 4.7.0,and avoid the version (,4.7.0]