challs submit-flag scoreboard register login

                      .-.
                     ()I()
                "==.__:-:__.=="
               "==.__/~|~\__.=="
               "==._(  Y  )_.=="
    .-'~~""~=--...,__\/|\/__,...--=~""~~'-.
   (               ..=\=/=..               )
    `'-.        ,.-"`;/=\ ;"-.,_        .-'`
        `~"-=-~` .-~` |=| `~-. `~-=-"~`
             .-~`    /|=|\    `~-.
          .~`       / |=| \       `~.
  jgs .-~`        .'  |=|  `.        `~-.
    (`     _,.-="`    |=|    `"=-.,_     `)
     `~"~"`           |=|           `"~"~`
                      |=|
                      |=|
                      |=|
                      /=\

    

pwnable

babystack | nc ctf.hackevergreen.org 8008 25
strtrans | nc ctf.hackevergreen.org 600650
formatula | nc ctf.hackevergreen.org 347550
hb | nc ctf.hackevergreen.org 4096 75
ffmproxy | nc ctf.hackevergreen.org 9365 75

resources

pwntools
RPISEC format string vuln slides
buffalo overflows
apple appsec reference buffers
xkcd heartbleed
ffmpeg remote code exec bug