Buffer
Overflow Intro. ©2002, Jedidiah R. Crandall, Susan L. Gerhart, Jan G.
Hogle.
http://sfsecurity.pr.erau.edu
Basics of Buffer Overflows
What’s a buffer?
An overflow? How do attacks occur?
ANALOGY:
computer~~mailroom
Scenario
Characters:
•Norman, the mailroom worker
•Alice, who programs the mailroom computer
•Patty, an innocent-appearing user who knows how to use a buffer overflow to hijack
the computer