STIGQter STIGQter: STIG Summary: z/OS ACF2 STIG Version: 6 Release: 43 Benchmark Date: 24 Jan 2020: Interactive LOGONIDs defined to ACF2 must have the required fields completed.

DISA Rule

SV-159r5_rule

Vulnerability Number

V-159

Group Title

ACF0570

Rule Version

ACF0570

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

The IAO will review all interactive LOGONID records to ensure required information is provided. Evaluate the impact of correcting any deficiencies. Develop a plan of action and implement the required changes.

Review all LOGONID definitions to ensure required information is provided as in the table entitled INTERACTIVE USERS - ACF2, in the zOS STIG Addendum.

Note: Current DoD policy has changed requiring that the password change interval is set to a value of 1 to 60. Ensure that this is in effect.

Note: FTP only process and server to server userids may have MAXDAYS(0) and LIDZMAX specified. These users must be identified in the FTPUSERS group in the Dialog Process or FTP in the name field. Additionally, these users must change their passwords on an annual basis.

Example:

SET LID
INSERT logonid UID(uid string) NAME(user name) AUTHSUP1 MAXDAYS(60) MINDAYS(1)

Check Contents

Refer to the following reports produced by the ACF2 Data Collection:

- ACF2CMDS.RPT(TSOUSERS)
- ACF2CMDS.RPT(MAXDAYS0)
- ACF2CMDS.RPT(MAXDAYS)
- ACF2CMDS.RPT(MINDAYS)

Automated Analysis
Refer to the following report produced by the ACF2 Data Collection Checklist:

- PDI(ACF0570)

Verify that the interactive userids are properly defined. If the following guidance is true, this is not a finding.

___ Ensure that all logonid record fields for interactive users are specified as in the table entitled INTERACTIVE USERS - ACF2, in the z/OS STIG Addendum.

___ Ensure that MAXDAYS is a value of 1 to 60 days.

Note: Current DoD policy has changed requiring that the password change interval is set to a value of 1 to 60. Ensure that this is in effect.

Note: FTP only process and server to server userids may have MAXDAYS(0) and LIDZMAX specified. These users must be identified in the FTPUSERS group in the Dialog Process or FTP in the name field. Additionally, these users must change their passwords on an annual basis.

Vulnerability Number

V-159

Documentable

False

Rule Version

ACF0570

Severity Override Guidance

Refer to the following reports produced by the ACF2 Data Collection:

- ACF2CMDS.RPT(TSOUSERS)
- ACF2CMDS.RPT(MAXDAYS0)
- ACF2CMDS.RPT(MAXDAYS)
- ACF2CMDS.RPT(MINDAYS)

Automated Analysis
Refer to the following report produced by the ACF2 Data Collection Checklist:

- PDI(ACF0570)

Verify that the interactive userids are properly defined. If the following guidance is true, this is not a finding.

___ Ensure that all logonid record fields for interactive users are specified as in the table entitled INTERACTIVE USERS - ACF2, in the z/OS STIG Addendum.

___ Ensure that MAXDAYS is a value of 1 to 60 days.

Note: Current DoD policy has changed requiring that the password change interval is set to a value of 1 to 60. Ensure that this is in effect.

Note: FTP only process and server to server userids may have MAXDAYS(0) and LIDZMAX specified. These users must be identified in the FTPUSERS group in the Dialog Process or FTP in the name field. Additionally, these users must change their passwords on an annual basis.

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

198

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