STIGQter: STIG Summary: IBM z/OS RACF Security Technical Implementation Guide Version: 8 Release: 3 Benchmark Date: 23 Apr 2021:

The IBM RACF classes required to properly secure the z/OS UNIX environment must be ACTIVE.

DISA Rule

SV-223850r604139_rule

Vulnerability Number

V-223850

Group Title

SRG-OS-000326-GPOS-00126

Rule Version

RACF-US-000130

Severity

CAT II

CCI(s)

• CCI-002233 - The information system prevents organization-defined software from executing at higher privilege levels than users executing the software.

Weight

10

Fix Recommendation

Define the ACTIVE CLASS Parameter in SETROPTS to include the FACILITY, SURROGAT and UNIXPRIV resource classes.

EXAMPLES:
SETR CLASSACT(FACILITY SURROGAT UNIXPRIV)

SETR GENERIC(FACILITY SURROGAT UNIXPRIV)
SETR GENCMD(FACILITY SURROGAT UNIXPRIV)

SETR RACL(FACILITY SURROGAT UNIXPRIV)

Check Contents

From the ISPF Command Shell enter:
SETRopts list

If the ACTIVE CLASSES list includes entries for the FACILITY, SURROGAT, and UNIXPRIV resource classes, this is not a finding.

If either of the above resource classes is missing, this is a finding.

Vulnerability Number

V-223850

Documentable

False

Rule Version

RACF-US-000130

Severity Override Guidance

From the ISPF Command Shell enter:
SETRopts list

If the ACTIVE CLASSES list includes entries for the FACILITY, SURROGAT, and UNIXPRIV resource classes, this is not a finding.

If either of the above resource classes is missing, this is a finding.

Check Content Reference

M

Target Key

4101

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