$ ctf42

De1CTF 2019

weight 24.28 CTFtime official repo

De1CTF 2019 is a Jeopardy-style Online Capture the Flag Competition presented by Team De1ta. The game is opened to all participants around the world, and with prizes. Teams can compete from any location. No restriction on the number of participants of any team. The Champion Team of De1CTF 2019 will be invited to XCTF Finals 2019.

Website: https://de1ctf.de1ta.club Platform: https://de1ctf2019.xctf.org.cn Telegram: https://t.me/De1CTF QQ Group: 118794

Please join the TG group or QQ group if you require further info.

Misc 5

Challenge Has
ABJudge
#shellcode#32bit-syscall-bypass#seccomp-bypass
 files wu 2
BabyRust
#rust#cve-2019-12083#arbitrary-read-write#tcache-double-free#one-gadget
 files wu 2
Mimic_note
#off-by-one-null#unlink#ret2dlresolve
 files wu 2
Race
#kernel#race-condition#use-after-free (uaf)#slab-leak
 files wu 1
Unprintable
#format-string#dl-fini-hijack#stack-leak
 files wu 1