STIGQter: STIG Summary: IBM z/OS ACF2 Security Technical Implementation Guide Version: 9 Release: 9 Benchmark Date: 01 Jul 2026:

ICSF resources must be protected in accordance with security requirements.

DISA Rule

SV-275951r1225882_rule

Vulnerability Number

V-275951

Group Title

SRG-OS-000080-GPOS-00048

Rule Version

ACF2-IC-000060

Severity

CAT II

CCI(s)

• CCI-000213 - Enforce approved authorizations for logical access to information and system resources in accordance with applicable access control policies.

Weight

10

Fix Recommendation

Evaluate the impact associated with implementation of the control option. Develop a plan of action to implement the control option as specified in the example below.

Define the GSO CLASMAP records to include the (CRYPTOZ, CSFKEYS, CSFSERV, GCSFKEYS , GXCSFKEY, and XCSFKEY) classes. Ensure resource classes are uniquely defined.

Example:
ACF
SET CONTROL (GSO)
INSERT CLASMAP.CSFKEYS RESOURCE(CSFKEYS) RSRCTYPE(CSK) ENTITYLN(nn)
F ACF2,REFRESH(ALL)

Check Contents

From the ISPF Command Shell, enter:

ACF
SET RESOURCE(<rsctype>)
List Like(-)

Consult the ICSF administrator, security administrator, and the site security plan for appropriate access.

If the ACF2 rules for each resource are restrictive to the appropriate users, this is not a finding.

Vulnerability Number

V-275951

Documentable

False

Rule Version

ACF2-IC-000060

Severity Override Guidance

From the ISPF Command Shell, enter:

ACF
SET RESOURCE(<rsctype>)
List Like(-)

Consult the ICSF administrator, security administrator, and the site security plan for appropriate access.

If the ACF2 rules for each resource are restrictive to the appropriate users, this is not a finding.

Check Content Reference

M

Target Key

4100