{"height":"190","blog_url":"https://xrimf.hatenablog.com/","title":"WaniCTF'21-spring writeup","author_name":"xrimf","type":"rich","provider_url":"https://hatena.blog","categories":[],"blog_title":"xrimf\u306e\u30d6\u30ed\u30b0","published":"2021-05-03 10:47:00","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxrimf.hatenablog.com%2Fentry%2F2021%2F05%2F03%2F104700\" title=\"WaniCTF&#39;21-spring writeup - xrimf\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://xrimf.hatenablog.com/entry/2021/05/03/104700","width":"100%","provider_name":"Hatena Blog","description":"\u306f\u3058\u3081\u306b pwn\u3068rev\uff0c\u534a\u5206\u3050\u3089\u3044\u89e3\u3051\u307e\u3057\u305f\uff0e writeup\uff0c\u66f8\u3044\u3066\u3044\u304d\u307e\u3059\uff0e \u306f\u3058\u3081\u306b pwn 01 netcat 02 free hook 03 rop machine easy 04 rop machine normal 05 rop machine hard 06 SuperROP rev secret execute timer \u304a\u308f\u308a\u306b pwn 01 netcat netcat (nc)\u3068\u547c\u3070\u308c\u308b\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u3060\u3051\u3067\u3059\u3002 \u3064\u306a\u3044\u3060\u3089\u4f55\u3082\u51fa\u529b\u3055\u308c\u306a\u304f\u3066\u3082\u77e5\u3063\u3066\u3044\u308b\u30b3\u30de\u30f3\u30c9\u3092\u6253\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002 nc\u3067\u3064\u306a\u3050\u3060\u3051 02 free hook free_hook\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u2026","image_url":null,"author_url":"https://blog.hatena.ne.jp/xrimf/"}