6.27 Restrict Access to SYSCAT.PROCEDURES

Information

The SYSCAT.PROCEDURES contains all stored procedures in the database. It is recommended that the PUBLIC role be restricted from accessing this view.

PUBLIC should not have access to the source code or the SQL statements of a database package. This could lead to an exploit.

Solution

Perform the following to revoke access from PUBLIC.
1. Connect to the DB2 database.
db2 => connect to $DB2INSTANCE user $USERNAME using $PASSWORD
2. Run the following command from the DB2 command window:
db2 => REVOKE SELECT ON SYSCAT.PROCEDURES FROM PUBLIC

See Also

https://workbench.cisecurity.org/files/1654

Item Details

Category: ACCESS CONTROL

References: 800-53|AC-6

Plugin: IBM_DB2DB

Control ID: 143d564b12a795b3452c704125fdcdd241720c2a62b571ec269bafa559d53e2c