hxp CTF 2020

2020

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nobranch7e4

by kirschju
rev

Difficulty estimate: medium - medium

Points: round(1000 · min(1, 10 / (9 + [6 solves]))) = 667 points

Description:

Nobranch, 2020 edition. No libc, no jumps, no distractions. Make the program exit(0).

Download:

nobranch7e4-670f1912e03f1fe5.tar.xz (87.9 KiB)

Solution:

CTFtime Logo CTFtime: Task & Writeups

Solved by:

# Team Time
nobranch7e4 released 2020-12-19 13:46:20 +0000 UTC
🥇 pasten 2020-12-19 18:04:59 +0000 UTC
🥈 Tea Deliverers 2020-12-19 20:48:54 +0000 UTC
🥉 Never Stop Exploiting 2020-12-20 05:57:05 +0000 UTC
4 Shellphish 2020-12-20 11:24:58 +0000 UTC
5 GatorSheavesMutably 2020-12-20 12:28:25 +0000 UTC
6 5unkn0wn 2020-12-20 14:58:32 +0000 UTC