STIGQter: STIG Summary: IBM z/OS ACF2 Security Technical Implementation Guide Version: 8 Release: 2 Benchmark Date: 23 Apr 2021:

ACF2 SECVOLS GSO record value must be set to VOLMASK(). Any local changes are justified and documented with the ISSO.

DISA Rule

SV-223512r695447_rule

Vulnerability Number

V-223512

Group Title

SRG-OS-000185-GPOS-00079

Rule Version

ACF2-ES-000950

Severity

CAT II

CCI(s)

• CCI-000368 - The organization documents any deviations from the established configuration settings for organization-defined information system components based on organization-defined operational requirements.
• CCI-001199 - The information system protects the confidentiality and/or integrity of organization-defined information at rest.

Weight

10

Fix Recommendation

Define the GSO SECVOLS record values to conform to the following requirements.

VOLMASK()

Example:
SET C(GSO)
INSERT SECVOLS VOLMASK()

F ACF2,REFRESH(SECVOLS)

Check Contents

From an ACF command screen enter:
SET CONTROL(GSO)
LIST SECVOLS

If the GSO SECVOLS record values conform to the following requirements, this is not a finding.

VOLMASK()

NOTE: Local changes will be documented in writing with supporting documentation.

If there is any deviation from the above requirements in the GSO SECVOLS record values, this is a finding.

Vulnerability Number

V-223512

Documentable

False

Rule Version

ACF2-ES-000950

Severity Override Guidance

From an ACF command screen enter:
SET CONTROL(GSO)
LIST SECVOLS

If the GSO SECVOLS record values conform to the following requirements, this is not a finding.

VOLMASK()

NOTE: Local changes will be documented in writing with supporting documentation.

If there is any deviation from the above requirements in the GSO SECVOLS record values, this is a finding.

Check Content Reference

M

Target Key

4100

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