A General Model of Buffer Overflow Attack

With the popularization of Internet,information security is becoming increasingly apparent.A series of security events during the resent years are enough to make people connect to Internet uneasy,especially the remote-distance buffer overflow.Buffer overflow is a well known attack.Internet Worms will generate enormous lose via buffer overflow attack.This paper first deeply analyzed various attack technologies of buffer overflow,then set up a general attack model OSJUMP(Overflow Shellcode Jump),at last,it presented methods to defense such attack in each phase of this model.