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

IBM z/OS UNIX Telnet Server warning banner must be properly specified.

DISA Rule

SV-223642r533198_rule

Vulnerability Number

V-223642

Group Title

SRG-OS-000228-GPOS-00088

Rule Version

ACF2-UT-000040

Severity

CAT II

CCI(s)

• CCI-001388 - The information system, for publicly accessible systems, includes a description of the authorized uses of the system.
• CCI-001384 - The information system, for publicly accessible systems, displays system use information organization-defined conditions before granting further access.
• CCI-001385 - The information system, for publicly accessible systems, displays references, if any, to monitoring that are consistent with privacy accommodations for such systems that generally prohibit those activities.
• CCI-001386 - The information system, for publicly accessible systems, displays references, if any, to recording that are consistent with privacy accommodations for such systems that generally prohibit those activities.
• CCI-001387 - The information system, for publicly accessible systems, displays references, if any, to auditing that are consistent with privacy accommodations for such systems that generally prohibit those activities.

Weight

10

Fix Recommendation

The otelnetd startup command should not include the option "-h", where:

-h indicates that the logon banner should not be displayed.

Check Contents

From the ISPF Command Shell enter:
OMVS
cat inetd.conf

If the otelnet startup command includes option "-h", this is a finding.

Vulnerability Number

V-223642

Documentable

False

Rule Version

ACF2-UT-000040

Severity Override Guidance

From the ISPF Command Shell enter:
OMVS
cat inetd.conf

If the otelnet startup command includes option "-h", this is a finding.

Check Content Reference

M

Target Key

4100

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