bi0s
  •  Home
  •  Categories
  •  Archives
  •  Tags
  •  Home
  •  Categories
  •  Archives
  •  Tags

Diary - Balsn 2020

3agl3
2020-11-17
Pwn

tl;dr

  • Overflow from stdin stucture till main_arena.
  • Create fake fastbin chunks to get overlapping chunk and leak.
  • Overwrite __malloc_hook using fastbin attack.
Read More
Heap Balsn

Leakguard - HackTheVote 2020

Cyb0rG
2020-10-30
Pwn

tl;dr

  • overflow the char candle counter stored in the wax structure and trigger uaf.
  • Use the uaf to trigger double free and get shell.
Read More
Heap Linux HackTheVote

Official blog of team bi0s

  Projects
  •   bi0s-wargame
    (Unraveling)
  •   bi0s-wiki
    (Free Encyclopedia)
  •   InCTF
    (bi0s CTF)

Made With Love and Coffee



Blog content follows the Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) License

Use Material X as theme, total visits times.