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https://github.com/david942j/ctf-writeups

Collection of scripts and writeups
https://github.com/david942j/ctf-writeups

ctf-writeups pwn writeup

Last synced: about 1 month ago
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Collection of scripts and writeups

Awesome Lists containing this project

README 

        
# ctf-writeups



# Tree



## 0ctf-quals-2017



* EasiestPrintf (pwn 150pts)

* char (pwn 132pts)

* diethard (pwn 183pts)

* pages (pwn 647pts)

  - [writeup](https://david942j.blogspot.com/2017/03/write-up-0ctf-2017-qual-pwn647-pages.html)

* uploadcenter (pwn 523pts)



## 0ctf-quals-2018



* MathGame (misc 343pts)

* MightyDragon (pwn 1000pts)

  - [writeup](https://david942j.blogspot.tw/2018/04/write-up-0ctf-quals-2018-pwn1000-mighty.html)

* babystack (pwn 132pts)

* hidden_message (misc 36pts)



## 0ctf-quals-2019



* applepie (pwn 785pts)

* calvino (pwn 234pts)

* Elements (rev 107pts)

* fixed_point (rev 275pts)

* flropyd (misc 366pts)



## 34c3ctf-2017



* LFA (pwn 401pts)

* software_update (crypto 182pts)



## asis-final-2017



* Cute V8 (rev 138pts)

* Dr. John Waston (pwn 273pts)

* Enrage Me (rev 322pts)

* Handicraft RSA (crypto 138pts)

* Jim Moriarty (pwn 367pts)

* Molly Hooper (pwn 343pts)

* Mycroft Holmes (pwn 131pts)



## asis-quals-2018



* Cat (pwn 68pts)

* Density (rev 148pts)

* My Blog (pwn 147pts)

* The true origin (rev/crypto 394pts)



## codeblue-2017



* nonamestill (pwn 447pts)

* Demo Scene DB (pwn 479pts)



## codegate-quals-2017



* dartmaster (pwn)

* hunting (pwn 350pts)

* meow (pwn 365pts)

* messenger (pwn 205pts)

* pngparser (pwn 435pts)



## codegate-quals-2018



* 7amebox1 (pwn 843pts)

* super_ftp (pwn 600pts)

* zoo (pwn 980pts)



## codegate-quals-2019



* archiver (pwn 47.6pts)



## defcon-quals-2018



* It's-a me! (pwn 124pts)

* shellql (shellcode, web 118pts)

* TechSupport (pwn 177pts)



## defcon-quals-2019



* election_coin (pwn, reverse 271pts)

* hotel-california (shellcoding 187pts)

* shitorrent (pwn 162pts)

* speedrun

  - 11 (shellcoding)

  - 12 (pwn)

* veryandroidoso (android, reverse 139pts)



## dragonctf-teaser-2018



* faststorage (pwn 400pts)

* production (pwn 343pts)



## fbctf-2019



* asciishop (pwn 985pts)

* imageprot (rev 100pts)

* kpets (pwn 940pts)

* nomoreseacrypt (rev 985pts)

* otp_server (pwn 410pts)

* overfloat (pwn 100pts)

* raddest_db (pwn 998pts)

* rank (pwn 494pts)



## google-ctf-quals-2017



* primary (pwn 474pts)

  - [writeup](https://david942j.blogspot.com/2017/06/write-up-google-ctf-2017-pwn474-primary.html)



## google-ctf-quals-2018



* APT42 (rev 288pts + pwn 420pts)

* better_zip (crypto 231pts)

* keygenme (rev 249pts)

* sandbox-compat (pwn 420pts)

  - [writeup](https://david942j.blogspot.com/2018/06/write-up-google-ctf-2018-pwn420-sandbox.html)

* sftp (pwn 181pts)



## hitcon-quals-2017



These challenges are created by me so there're scripts for creating them.



* artifact (pwn 192pts)

* real-ruby-escaping (pwn 327pts)

  - [writeup](https://david942j.blogspot.tw/2017/11/official-write-up-hitcon-ctf-2017.html)

* seccomp (rev 271pts)

* two (misc 274pts)

* footbook (web 384pts)

  - [writeup](https://github.com/david942j/ctf-writeups/blob/master/hitcon-quals-2017/footbook/README.md)

* sakura (rev 218pts)

* start (pwn 132pts)

* void (rev 252pts)



## hitcon-2018



These challenges are created by me so there're scripts for creating them.



* EOP (rev 257pts)

* abyss (pwn 230 + 292 + 262pts)

* groot (pwn 305pts)

* HITCON (pwn 327pts)

* unexecutable (misc, pwn 360pts)



## hitcon-quals-2019



These challenges are created by me so there're scripts for creating them.



* PoE (pwn 284 + 500 + 500pts)

  - [writeup](https://david942j.blogspot.com/2019/10/official-write-up-hitcon-ctf-quals-2019.html)

* Welcome (welcome 50pts)

* Revenge of Welcome (misc 105pts)

* Suicune (rev 305pts)

* heXDump (misc 202pts)



## hitcon-2020



These challenges are created by me so there're scripts for creating them.



* Revenge of Pwn (misc, pwn 255pts)

* Tenet (misc, rev 222pts)

* spark (pwn 334pts)

* atoms (misc, pwn 296pts)

* SOP (rev 305pts)

* 11011001 (rev 255pts)



## hitcon-2021



These challenges are created by me so there're scripts for creating them.



* cclemon (reverse 271pts)

* chaos-firmware ([crypto|pwn]+ 334pts)

* chaos-kernel ([crypto|pwn]+ 421pts)

* chaos-sandbox ([crypto|pwn]+ 450pts)

  - [official writeup](https://david942j.blogspot.com/2021/12/official-write-up-hitcon-ctf-2021-chaos.html

)

* dtb (misc, pwn 450pts)

* dtcaas (pwn 450pts)

* mercy (reverse 305pts)

* uml (pwn 265pts)



## meepwnctf-2018



* Coin (pwn 960pts)

  - simple writeup in the directory

* ESOR (crypto 100pts)



## plaidctf-2017



* bb8 (crypto 200pts)

* bigpicture (pwn 200pts)

* Plaid Party Planning (pwn 400pts)

  - [writeup](https://david942j.blogspot.com/2017/04/write-up-plaidctf-2017-pwn400-plaid.html)



## plaidctf-2018



* potassium (pwn 400 + 150 + 250pts)

* Re: Plaid Party Planning (misc 200pts)



## plaidctf-2019



* splaid-birch (pwn 300pts)

* splaid-cypress (crypto 600pts)

* suffarring (pwn 500pts)



## rctf-2017



* RCalc (pwn 350pts)

* RNote (pwn 454pts)

* RNote2 (pwn 606pts)

* crackme (rev 714pts)



## realworld-ctf-finals-2018



* frawler (pwn 500pts)



## realworld-ctf-quals-2019



* Across the Great Wall (pwn 378pts)

* anti-antivirus (pwn 290pts)

* faX senDeR (pwn 224pts)



## teaser-confidence-quals-2019



* go-machine (rev 304pts)

* oldschool (rev 128pts)

* p4fmt (pwn 304pts)

* pudliszki (rev 128pts)



## twctf-2017



* Steganographer Revenge (rev 500pts)

  - [writeup](https://david942j.blogspot.com/2017/09/write-up-tokyo-westerns-ctf-2017-rev500.html)



## twctf-2018



* EscapeMe (pwn 240 + 300 + 300pts)

  - [writeup](https://david942j.blogspot.com/2018/09/write-up-tokyowesterns-ctf-2018.html)

* REVersiNG (rev 447pts)



## twctf-2019



* MultiHeap (pwn 270pts)

* SecureKarte (pwn 255pts)

* simple_logic (crypto 95pts)



## whitehat-grand-prix-2016



* Bun bo Nam Bo (pwn 500pts)

  - [writeup](https://david942j.blogspot.tw/2016/12/write-up-whitehat-grand-prix-2016_21.html)

  - [writeup (Chinese)](https://david942j.blogspot.com/2016/12/write-up-whitehat-grand-prix-2016.html)

* Cao lau (pwn 400pts)

  - [writeup](https://david942j.blogspot.com/2016/12/write-up-whitehat-grand-prix-2016_24.html)