2018weight 0.00BinaryBears
M*CTF 2018 Final
4 challenges with 4 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.
Full task list on CTFtimeWeb3
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Solve it with:JWT decoder and signature verifierJWT alg=none bypass generatorWeb attack payload catalogJWT secret brute forceLearn: Sessions, tokens and access control
- flask
- web
- mongodb
- python
Same technique in picoCTF: Live Art, secure-email-service, No FA
- mysql
- web
- php
Same technique in picoCTF: Live Art, secure-email-service, No FA
- web
- c++
- pwn
- php
- reverse
Same technique in picoCTF: Live Art, secure-email-service, No FA
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Solve it with:ROP gadget finderShellcode assembler and libraryCyclic pattern generator and offset finderFormat string exploit builderLearn: Binary exploitation
- c
- pwn
- reverse
- x64
Same technique in picoCTF: lockdown-horses, Guessing Game 1, Bizz Fuzz