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CA-ACF2 RULEOPTS GSO record values must be set to the values specified.


Overview

Finding ID Version Rule ID IA Controls Severity
V-223475 ACF2-ES-000570 SV-223475r695416_rule Medium
Description
Configuring the operating system to implement organization-wide security implementation guides and security checklists ensures compliance with federal standards and establishes a common security baseline across DoD that reflects the most restrictive security posture consistent with operational requirements.
STIG Date
IBM z/OS ACF2 Security Technical Implementation Guide 2022-06-22

Details

Check Text ( C-25148r695414_chk )
From the ACF Command enter:
SET CONTROL(GSO)
LIST RULEOPTS

If the following options are defined, this is not a finding.

NO$NOSORT
CENTRAL
CHANGE
DECOMP(AUDIT SECURITY) | DECOMP(AUDIT) | DECOMP(SECURITY)

The other RULEOPTS values should be assigned carefully as they affect the Rules and Infostorage databases.
Fix Text (F-25136r695415_fix)
Configure the GSO RULEOPTS record values to conform to the following requirements.

NO$NOSORT
CENTRAL
CHANGE
DECOMP(AUDIT SECURITY) | DECOMP(AUDIT) | DECOMP(SECURITY)

The other RULEOPTS values should be assigned carefully as they affect the Rules and Infostorage databases.

Example:
SET C(GSO)
INSERT RULEOPTS NO$NOSORT CENTRAL CHANGE NOCOMPDYN DECOMP(AUDIT SECURITY)
F ACF2,REFRESH(RULEOPTS)