{"blog_title":"st98 \u306e\u65e5\u8a18\u5e33 - \u30b3\u30d4\u30fc","categories":["ctf"],"provider_name":"Hatena Blog","title":"OMH 2021 CTF writeup","width":"100%","version":"1.0","description":"5/15 - 5/16\u3068\u3044\u3046\u65e5\u7a0b\u3067\u958b\u50ac\u3055\u308c\u305f\u3002zer0pts\u3067\u53c2\u52a0\u3057\u30665\u4f4d\u3002 [Misc] Linker Chess [Web, Crypto] Hotlinker [Misc] Linker Chess \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001hello.c \u306f\u7de8\u96c6\u3067\u304d\u306a\u3044\u3051\u3069\u30ea\u30f3\u30ab\u30fc\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u7de8\u96c6\u3067\u304d\u308b\u306e\u3067\u306a\u3093\u3068\u304b\u3057\u3066\u30b7\u30a7\u30eb\u3092\u8d77\u52d5\u3055\u305b\u308d\u3068\u3044\u3046\u554f\u984c\u3002 #!/bin/sh set -ev sed '/^EOF/Q' > script.ld cat > hello.c << EOF #include <stdio.h> #include <stdlib.h> int main() { printf(\"Hello, wo\u2026","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnanimokangaeteinai.hateblo.jp%2Fentry%2F2021%2F06%2F16%2F112134\" title=\"OMH 2021 CTF writeup - st98 \u306e\u65e5\u8a18\u5e33 - \u30b3\u30d4\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"author_url":"https://blog.hatena.ne.jp/st98/","url":"https://nanimokangaeteinai.hateblo.jp/entry/2021/06/16/112134","published":"2021-06-16 11:21:34","type":"rich","blog_url":"https://nanimokangaeteinai.hateblo.jp/","author_name":"st98","provider_url":"https://hatena.blog"}