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以oracle用户登陆操作系统,用sys用户任意密码登陆。
[oracle@dbsrv ~]$ sqlplus sys/akdosfw as sysdba
SQL*Plus: Release 11.2.0.4.0 Production on Tue Nov 24 06:39:31 2015
Copyright (c) 1982, 2013, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> connect sys/dksfwj as sysdba
Connected.
SQL>
SQL>
SQL> show user
USER is "SYS"
[oracle@dbsrv ~]$ rman target sys/testdkslfdsfkd
Recovery Manager: Release 11.2.0.4.0 - Production on Tue Nov 24 06:42:00 2015
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: SZTECH (DBID=3189320464)
RMAN> exit
Recovery Manager complete.
[oracle@dbsrv ~]$ rman target sys/testdksadsfe
Recovery Manager: Release 11.2.0.4.0 - Production on Tue Nov 24 06:42:08 2015
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: SZTECH (DBID=3189320464)
RMAN>
由此可见,当登陆数据时采用操作系统认证时,对输入的用户名和密码并没有进行检查。
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