#integer-overflow CTF challenges
15 CTF challenges using integer-overflow from 14 CTFs (2018–2024), 15 with writeups. Mostly Pwn (60%) and Misc (27%).
Pwn · 9 Misc · 4 Blockchain · 1 Reverse · 1
Often combined with
#oob-write 2 #signed-arithmetic 1 #floating-point 1 #signed-integer-overflow 1 #heap-overflow 1 #fork 1 #logic-bug 1 #got-overwrite 1 #alloca 1 #stack-overflow 1 #shellcode 1 #counting-sort-buffer-overflow 1 #out-of-bounds-write 1 #tcache-poisoning 1
Challenges
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| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| positive | CrewCTF 2023 | 20.33 | Blockchain | files wu 3 |
| BCA_Mart | BCACTF 2021 | – | Pwn | files wu 3 |
| strvec | ASIS 2021 Quals | 89.22 | Pwn | files wu 3 |
| oneshot | zer0pts 2021 | 24.56 | Pwn | files wu 2 |
| faststorage | Dragon 2018 Quals | 25.00 | Misc | files wu 2 |
| Club_Mate | watevrCTF 2019 | 24.92 | Misc | files wu 1 |
| catch_the_frog | RCTF 2021 | – | Pwn | files wu 1 |
| e | BraekerCTF 2024 | 24.72 | Misc | files wu 1 |
| MightyDragon | 0CTF 2018 Quals | – | Pwn | files wu 1 |
| accountant | zer0pts 2022 | 35.97 | Pwn | files wu 1 |
| MathTest | JerseyCTF 2024 | 21.26 | Pwn | files wu 1 |
| doubler | HSCTF 2023 | – | Pwn | files wu 1 |
| favorite-color | TJCTF 2022 | – | Pwn | files wu 1 |
| gambling-problem-2 | COMPFEST 2020 | – | Misc | files wu 1 |
| Forky | picoCTF 2019 | – | Reverse | files wu 1 |