Published onJuly 18, 2023AmateurCTF '23 - Web - Waiting an Eternitywebamateurctf23integer-overflowflaskUtilizing integer overflow in the cookie to make the web-app wait for -inf time.
Published onJuly 3, 2023NED CTF'23 - Pwn - Overflowpwnnedctfbuffer-overflowA classic x64 stack overflow.
Published onJuly 3, 2023NED CTF'23 - Pwn - Piepwnnedctfbuffer-overflowGiven the leaked address of main function, calculating offset and then overwriting the return address to the win function.
Published onJuly 3, 2023NED CTF'23 - Pwn - Returnpwnnedctfbuffer-overflowret2winA simple x64 ret2win challenge.
Published onJuly 3, 2023NED CTF'23 - Pwn - Variablepwnnedctfbuffer-overflowvariable-overwriteOverwriting variable to get the flag.