house of orange学习报告

house of orange

house of orange 不是什么梗，而是一道题目的名字，hitcon 2016ctf house of orange

用到的套路

1. 溢出攻击top chunk的size，泄露libc_base和heap_base
2. unsorted bin更改_IO_list_all值
3. file stream oriented attack

参考博客

angleboy大佬的write-up

https://github.com/scwuaptx/CTF/blob/master/2016-writeup/hitcon/houseoforange.py
http://4ngelboy.blogspot.tw/2016/10/hitcon-ctf-qual-2016-house-of-orange.html

angleboy大佬_IO_FILE总结

http://4ngelboy.blogspot.tw/2017/11/play-with-file-structure-yet-another.html

泄露libc

虽然trunk不在末尾，但是'\0'不是r