Universe blog

Recent Posts

  • 분석 일기 - file upload 취약점
  • NBB-2330
  • NBB-2301
  • NBB-2238
  • NBB-2217
  • NBB-1810
  • KVE-2021-1414
  • KVE-2022-0015
  • KVE-2021-1222
  • KVE-2021-0742
  • 분석 일기 - php dynamic variable
  • zer0pts ctf 2022 GitFile Explorer write up
  • Foobar CTF 2022 writeup
  • nodejs express routing case sensitive options
  • java URL class를 이용한 내부 파일 읽기
  • hayyim CTF 2022 writeup
  • format string 을 이용한 php sprintf 버그
  • 2021년을 정리하며..
  • Log4j 취약점(CVE-2021-44228) Log4Shell 발생 원인 및 실습
  • [CVE-2021-39350] wordpress FV flowplayer 분석
  • [UMass 2021 CTF] write up
  • [DamCTF 2020] write up
  • [b01lers 2020 CTF] write up
  • [pwnable] - glibc 2.24 이상 버전에서 _IO_FILE vtable check bypss
  • [pwnable] - _IO_FILE structure and vtable overwrite
  • [DreamhackCTF 2020] validator write up
  • [DreamhackCTF 2020] Mango write up
  • [DarkCTF 2020] web write up
  • [DarkCTF 2020] newPaX write up
  • [DarkCTF 2020] rop write up