{"id":11978,"date":"2026-09-30T11:39:18","date_gmt":"2026-09-30T02:39:18","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=11978"},"modified":"2026-09-30T11:46:00","modified_gmt":"2026-09-30T02:46:00","slug":"%eb%a6%ac%eb%88%85%ec%8a%a4-%eb%b3%b4%ec%95%88-%ec%a0%90%ea%b2%80-%eb%aa%85%eb%a0%b9%ec%96%b4-%eb%aa%a8%ec%9d%8c","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=11978","title":{"rendered":"\ub9ac\ub205\uc2a4 \ubcf4\uc548 \uc810\uac80 \uba85\ub839\uc5b4 \ubaa8\uc74c"},"content":{"rendered":"<h1>\ub9ac\ub205\uc2a4 \ubcf4\uc548 \uc810\uac80 \uba85\ub839\uc5b4 \ubaa8\uc74c<\/h1>\n<h2>SUID, SGID, Sticky Bit<\/h2>\n<h3>\uc9c4\ub2e8<\/h3>\n<pre><code class=\"language-bash\"># SUID \uc124\uc815 \ud30c\uc77c \uac80\uc0c9\nfind \/ -user root -perm -4000 -print 2&gt;\/dev\/null\n\n# SGID \uc124\uc815 \ud30c\uc77c \uac80\uc0c9\nfind \/ -group root -perm -2000 -print 2&gt;\/dev\/null\n\n# SUID \ubc0f SGID \ud1b5\ud569 \uac80\uc0c9\nfind \/ -type f \\( -perm -4000 -o -perm -2000 \\) -ls 2&gt;\/dev\/null<\/code><\/pre>\n<h3>\uc870\uce58<\/h3>\n<pre><code class=\"language-bash\">sudo chmod u-s \/usr\/bin\/pkexec \/usr\/bin\/chfn \/usr\/bin\/chsh \/usr\/sbin\/pppd\nsudo chmod u-s,g-s \/usr\/bin\/at\n\nchmod +t \/tmp<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\ub9ac\ub205\uc2a4 \ubcf4\uc548 \uc810\uac80 \uba85\ub839\uc5b4 \ubaa8\uc74c SUID, SGID, Sticky Bit \uc9c4\ub2e8 # SUID \uc124\uc815 \ud30c\uc77c \uac80\uc0c9 find \/ -user root -perm -4000 -print 2&gt;\/dev\/null # SGID \uc124\uc815 \ud30c\uc77c \uac80\uc0c9 find \/ -group root -perm -2000 -print 2&gt;\/dev\/null # SUID \ubc0f SGID \ud1b5\ud569 \uac80\uc0c9 find \/ -type f \\( -perm -4000 -o -perm -2000 \\) -ls 2&gt;\/dev\/null\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=11978\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-11978","post","type-post","status-publish","format-standard","hentry","category-devops"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11978","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11978"}],"version-history":[{"count":4,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11978\/revisions"}],"predecessor-version":[{"id":11982,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11978\/revisions\/11982"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11978"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11978"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}