TMAegis
More rules for db2-zos

TMA-DB2-ZOS-1.2.3

Ensure that the default authorization IDs are changed from the installation defined

HighLevel 1Manual reviewdb2-zos

Description

The following subsystem parameters specify default authorization IDs. It Is recommended to change the installation-specified default values and ensure the authorization IDs are defined in RACF. SYSTEM ADMIN 1 - Specifies the first of two authorization IDs to which installation SYSADM authority is assigned.

How it is checked

Audit method: Manual review

This recommendation cannot be checked automatically. A scan lists it with these instructions when you pass --include-manual.

Run the DSNTEJ6Z job to obtain the current values of the SYSTEM ADMIN 1, SYSTEM ADMIN 2, SYSTEM OPERATOR 1, SYSTEM OPERATOR 2, SECURITY ADMIN 1, SECURITY ADMIN 2, and UNKNOWN AUTHID subsystem parameters. Verify that the default values are changed.

How it is fixed

Fix method: Guidance or infrastructure patch

1. Edit the DSNTIJUZ job and set the default values for SYSTEM ADMIN 1, SYSTEM ADMIN 2, SYSTEM OPERATOR 1, SYSTEM OPERATOR 2, SECURITY ADMIN 1, SECURITY ADMIN 2, and UNKNOWN AUTHID subsystem parameters. 2. Submit DSNTIJUZ to assemble the subsystem parameters. 3. Issue the -SET SYSPARM command or stop and restart Db2 to activate the changes.

Properties

Operating systems
Any
Tags
db2-zoshardening
Reference
CIS IBM Db2 13 for z/OS Benchmark v1.0.0 - 1.2.3 Ensure that the default authorization IDs are changed from the installation defined