#libc-leak CTF challenges
9 CTF challenges using libc-leak from 8 CTFs (2017–2023), 9 with writeups. Mostly Misc (56%) and Pwn (44%).
Often combined with
#free-hook-overwrite 2 #heap-overflow 2 #format-string 2 #tcache-poisoning 1 #glibc-2.31 1 #calloc-mmap-bit-leak 1 #fsop 1 #file-struct-exploit 1 #got-overwrite 1 #ret2libc 1 #rop 1 #stack-canary-bypass 1 #one-gadget 1 #stack-pivot 1 #c++ 1
Challenges
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| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| auir | CSAW 2017 Quals | 24.61 | Misc | files src wu 3 |
| Precise_average | ASIS 2019 Quals | 61.07 | Misc | files wu 2 |
| Baby_Tcache | BackdoorCTF 2019 | 56.00 | Misc | files wu 1 |
| ret2libc | PBjar 2021 | 23.18 | Pwn | files wu 1 |
| death_note | Securinets 2021 Quals | 41.71 | Pwn | files wu 1 |
| notes | CSCML 2020 | – | Misc | files wu 1 |
| fmtstr | PBjar 2021 | 23.18 | Pwn | files wu 1 |
| system_leak | Defcamp 2023 Quals | – | Pwn | files wu 1 |
| butterfly | DarkCTF 2020 | 23.71 | Misc | files wu 1 |