{"blog_url":"https://taramonera.hatenadiary.jp/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftaramonera.hatenadiary.jp%2Fentry%2F20100530%2F1275219588\" title=\"LPIC Level1 \u52c9\u5f37(17) - \u7b2c2.5\u5730\u533a\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"taramonera","title":"LPIC Level1 \u52c9\u5f37(17)","published":"2010-05-30 20:39:48","provider_name":"Hatena Blog","type":"rich","description":"\u30b5\u30fc\u30d0\u3092\u30af\u30e9\u30c3\u30af\u3055\u308c\u305f\u3068\u304d\u306b\u3001SUID\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3059 SUID\uff08Set User ID\uff09\u3068\u306f\u3001\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306b\u8a2d\u5b9a\u3055\u308c\u308b\u5c5e\u6027\u3002 \u3053\u308c\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3068\u3001\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306f\u6240\u6709\u8005\u6a29\u9650\u3067\u52d5\u4f5c\u3059\u308b\u3002 \u6240\u6709\u8005\u304c\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u306e\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u306bSUID\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3057\u307e\u3046\u3068\u3001 \u4e00\u822c\u30e6\u30fc\u30b6\u304c\u30b9\u30fc\u30d1\u30fc\u30e6\u30fc\u30b6\u6a29\u9650\u3067\u5b9f\u884c\u30d5\u30a1\u30a4\u30eb\u3092\u52d5\u4f5c\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3001\u5371\u967a\u3002 find \u30b3\u30de\u30f3\u30c9\u3067-perm\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3046\u3002(permission) # find / -perm -u+s -print \u30d1\u30b9\u30ef\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb /etc/passwd \u30a2\u30af\u30bb\u30b9\u6a29\uff1a-rw-r--r-- /etc/shadow \u30a2\u30af\u30bb\u30b9\u6a29\uff1a-r-\u2026","url":"https://taramonera.hatenadiary.jp/entry/20100530/1275219588","height":"190","author_url":"https://blog.hatena.ne.jp/taramonera/","version":"1.0","blog_title":"\u7b2c2.5\u5730\u533a","provider_url":"https://hatena.blog","image_url":null,"categories":["LPIC"]}