STIGQter: STIG Summary: Apple macOS 11 (Big Sur) Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 23 Apr 2021:

The macOS system must be configured so that the login command requires smart card authentication.

DISA Rule

SV-230839r599842_rule

Vulnerability Number

V-230839

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

APPL-11-003050

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Make a backup of the PAM LOGIN settings using the following command:
sudo cp /etc/pam.d/login /etc/pam.d/login_backup_`date "+%Y-%m-%d_%H:%M"`

Replace the contents of "/etc/pam.d/login" with the following:

# login: auth account password session
auth sufficient pam_smartcard.so
auth optional pam_krb5.so use_kcminit
auth optional pam_ntlm.so try_first_pass
auth optional pam_mount.so try_first_pass
auth required pam_opendirectory.so try_first_pass
auth required pam_deny.so
account required pam_nologin.so
account required pam_opendirectory.so
password required pam_opendirectory.so
session required pam_launchd.so
session required pam_uwtmp.so
session optional pam_mount.so

Check Contents

For systems that are not utilizing smart card authentication, this is Not Applicable.

To verify that the "login" command has been configured to require smart card authentication, run the following command:

# cat /etc/pam.d/login | grep -i pam_smartcard.so

If the text that returns does not include the line, "auth sufficient pam_smartcard.so" at the TOP of the listing, this is a finding.

Vulnerability Number

V-230839

Documentable

False

Rule Version

APPL-11-003050

Severity Override Guidance

For systems that are not utilizing smart card authentication, this is Not Applicable.

To verify that the "login" command has been configured to require smart card authentication, run the following command:

# cat /etc/pam.d/login | grep -i pam_smartcard.so

If the text that returns does not include the line, "auth sufficient pam_smartcard.so" at the TOP of the listing, this is a finding.

Check Content Reference

M

Target Key

5246

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