{"categories":["writeup"],"image_url":null,"title":"Christmas CTF 2017 writeup","type":"rich","provider_name":"Hatena Blog","blog_url":"https://hama.hatenadiary.jp/","author_name":"hama7230","provider_url":"https://hatena.blog","url":"https://hama.hatenadiary.jp/entry/2017/12/26/234306","width":"100%","version":"1.0","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhama.hatenadiary.jp%2Fentry%2F2017%2F12%2F26%2F234306\" title=\"Christmas CTF 2017 writeup - \u30d6\u30ed\u30b0\u672a\u6e80\u306e\u306a\u306b\u304b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u30d6\u30ed\u30b0\u672a\u6e80\u306e\u306a\u306b\u304b","description":"\u306f\u3058\u3081\u306b \u30af\u30ea\u30b9\u30de\u30b9\u306b\u4e88\u5b9a\u304c\u306a\u304b\u3063\u305f\u306e\u3067CTF\u3057\u3066\u305f\u3002TokyoWesterns\u3067\u53c2\u52a0\u3057\u30661829\u70b9\u30673\u4f4d\u3060\u3063\u305f\u3002\u8cde\u91d1\u304c\u964d\u3063\u3066\u304f\u308b\u3089\u3057\u3044\u306e\u3067\u3061\u3087\u3063\u3068\u3057\u305f\u30af\u30ea\u30b9\u30de\u30b9\u30d7\u30ec\u30bc\u30f3\u30c8\u3063\u307d\u304f\u306a\u3063\u305f\u3002\u89e3\u3051\u305f\u554f\u984c\u306ewrteiup\u3092\u66f8\u304f\u3002 [PWNABLE] BOOKSTORE C++\u3067\u66f8\u304b\u308c\u305f\u30d0\u30a4\u30ca\u30ea\u3067\u3001String\u3092\u4f7f\u3063\u3066\u3044\u308b\u3002\u306a\u306e\u3067bof\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\u3057\u304b\u3057\u672a\u521d\u671f\u5316\u30d0\u30b0\u304c\u3042\u308b\u306e\u3067\u3001\u305d\u308c\u3092\u3046\u307e\u304f\u4f7f\u3046\u3053\u3068\u3067\u4efb\u610f\u306e\u7b87\u6240\u3092\u64cd\u4f5c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3002\u64cd\u4f5c\u306f\u672c\u306e\u4fa1\u683c\u3068\u500b\u6570\u3067\u6c7a\u307e\u308b\u306e\u3067\u3001\u9069\u5f53\u306b\u672c\u306e\u5024\u6bb5\u30921\u306b\u3057\u3066\u304a\u3044\u3066\u8cb7\u3046\u3068\u304d\u306b\u500b\u6570\u3092\u8abf\u6574\u3057\u305f\u3002 \u9069\u5f53\u306bbss\u3042\u305f\u308a\u306b\u507d\u306e\u672c\u3092\u4f5c\u3063\u3066\u304a\u304d\u30a2\u30c9\u30ec\u30b9\u306e\u30ea\u30fc\u30af\u3092\u884c\u3063\u305f\u3002\u30ea\u30e2\u30fc\u30c8\u3068\u30ed\u30fc\u30ab\u2026","author_url":"https://blog.hatena.ne.jp/hama7230/","published":"2017-12-26 23:43:06"}