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

CA-TSS ACIDs must not have access to FAC(*ALL*).

DISA Rule

SV-223926r561402_rule

Vulnerability Number

V-223926

Group Title

SRG-OS-000080-GPOS-00048

Rule Version

TSS0-ES-000520

Severity

CAT II

CCI(s)

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

Weight

10

Fix Recommendation

The ISSO will ensure that blanket access to all facilities; FACILITY(ALL), is never granted.

Review all access to FACILITY(*ALL*). Evaluate the impact of correcting the deficiency. Develop a plan of action and remove access to FAC(*ALL*).

Example:
TSS REM(acid) FAC(ALL)

Check Contents

From the ISPF Command Shell enter:
TSS LIST(ACIDS) DATA(BASIC)

If any ACID(s) is (are) assigned FACILITY(*ALL*), this is a finding.

Vulnerability Number

V-223926

Documentable

False

Rule Version

TSS0-ES-000520

Severity Override Guidance

From the ISPF Command Shell enter:
TSS LIST(ACIDS) DATA(BASIC)

If any ACID(s) is (are) assigned FACILITY(*ALL*), this is a finding.

Check Content Reference

M

Target Key

4102

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