{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkyuri.hatenablog.jp%2Fentry%2F2017%2F03%2F29%2F181114\" title=\"0CTF 2017 writeup \u305d\u306e3 - \u304d\u3085\u3046\u308a\u3002\" 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":"https://cdn-ak.f.st-hatena.com/images/fotolife/K/Kyuri/20170329/20170329175011.jpg","description":"\u305d\u306e\u4ed6writeup 0CTF 2017 writeup \u305d\u306e2 - \u304d\u3085\u3046\u308a\u3002 (char) 0CTF 2017 writeup - \u304d\u3085\u3046\u308a\u3002 (integrity, oneTimePad) \u6b8b\u308a\u89e3\u304f\u4e88\u5b9a\uff08oneTimePad2\u3001BabyHeap2017\u3001diethard\uff09 \u4eca\u56de\u306f\u3001EasiestPrintf\u306ewriteup\u3067\u3059\u3002\u3068\u8a00\u3063\u3066\u3082\u3001\u81ea\u529b\u3067\u306f\u89e3\u3051\u306a\u3044\u306e\u3067\u4ed6\u306e\u4eba\u306ewriteup\u3092\u53c2\u8003\u306b\u52c9\u5f37\u3057\u305f\u8a18\u9332\u3067\u3059\u3002 tl;dr \u4eca\u56de\u5f97\u3089\u308c\u305f\u77e5\u898b printf\u5185\u3067\u306emalloc/free\u547c\u3073\u51fa\u3057 hook\u95a2\u6570 one-gadget RCE writeup \u52d5\u4f5c\u3068\u3057\u3066\u306f\u3001\u4efb\u610f\u306e\u30a2\u30c9\u30ec\u30b9\u30921\u3064\u3060\u3051\u6559\u3048\u2026","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/Kyuri/","width":"100%","title":"0CTF 2017 writeup \u305d\u306e3","blog_url":"https://kyuri.hatenablog.jp/","blog_title":"\u304d\u3085\u3046\u308a\u3002","url":"https://kyuri.hatenablog.jp/entry/2017/03/29/181114","height":"190","published":"2017-03-29 18:11:14","type":"rich","provider_url":"https://hatena.blog","version":"1.0","author_name":"Kyuri","categories":["CTF","pwn"]}