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Apple OS X 10.14 (Mojave) Security Technical Implementation Guide


Overview

Date Finding Count (120)
2019-07-23 CAT I (High): 8 CAT II (Med): 102 CAT III (Low): 10
STIG Description
This Security Technical Implementation Guide is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements are derived from the National Institute of Standards and Technology (NIST) 800-53 and related documents. Comments or proposed revisions to this document should be sent via email to the following address: disa.stig_spt@mail.mil.

Available Profiles



Findings (MAC III - Administrative Sensitive)

Finding ID Severity Title
V-95385 High The macOS system must be integrated into a directory services infrastructure.
V-95543 High The macOS system must use an approved antivirus program.
V-95949 High The macOS system must disable the guest account.
V-95957 High The macOS system must issue or obtain public key certificates under an appropriate certificate policy from an approved service provider.
V-95951 High The macOS system must have the security assessment policy subsystem enabled.
V-95587 High The macOS system must be configured with the sudoers file configured to authenticate users on a per -tty basis.
V-95803 High The macOS system must implement DoD-approved encryption to protect the confidentiality and integrity of remote access sessions including transmitted data and data during preparation for transmission.
V-95927 High macOS must be configured to disable the tftp service.
V-95875 Medium The macOS system must be configured to disable the UUCP service.
V-95877 Medium The macOS system must be configured to disable Internet Sharing.
V-95871 Medium The macOS system must be configured to disable Location Services.
V-95873 Medium The macOS system must be configured to disable Bonjour multicast advertising.
V-95975 Medium macOS must be configured with a firmware password to prevent access to single user mode and booting from alternative media.
V-95977 Medium The macOS system must use multifactor authentication in the establishment of nonlocal maintenance and diagnostic sessions.
V-95787 Medium The macOS system must be configured to prevent Apple Watch from terminating a session lock.
V-95971 Medium The macOS system must enforce password complexity by requiring that at least one special character be used.
V-95973 Medium The macOS system must be configured to prevent displaying password hints.
V-95789 Medium The macOS system must retain the session lock until the user reestablishes access using established identification and authentication procedures.
V-95541 Medium The macOS system must uniquely identify peripherals before establishing a connection.
V-95979 Medium The macOS system must implement multifactor authentication for remote access to privileged accounts in such a way that one of the factors is provided by a device separate from the system gaining access.
V-95377 Medium The macOS system must implement DoD-approved encryption to protect the confidentiality and integrity of remote access sessions including transmitted data and data during preparation for transmission.
V-95869 Medium The macOS system must be configured to disable the Network File System (NFS) daemon unless it is required.
V-95863 Medium The macOS system must require individuals to be authenticated with an individual authenticator prior to using a group authenticator.
V-95861 Medium The macOS system must accept and verify Personal Identity Verification (PIV) credentials, implement a local cache of revocation data to support path discovery and validation in case of the inability to access revocation information via the network, and only allow the use of DoD PKI-established certificate authorities for verification of the establishment of protected sessions.
V-95867 Medium The macOS system must be configured to disable Apple File (AFP) Sharing.
V-95865 Medium The macOS system must be configured to disable SMB File Sharing unless it is required.
V-95393 Medium The macOS system must enforce the limit of three consecutive invalid logon attempts by a user before the user account is locked.
V-95941 Medium The macOS system must disable the Screen Sharing feature.
V-95791 Medium The macOS system must initiate the session lock no more than five seconds after a screen saver is started.
V-95943 Medium The macOS system must allow only applications downloaded from the App Store to run.
V-95793 Medium The macOS system must initiate a session lock after a 15-minute period of inactivity.
V-95945 Medium The macOS system must be configured so that end users cannot override Gatekeeper settings.
V-95795 Medium The macOS system must be configured to lock the user session when a smart token is removed.
V-95799 Medium The macOS system must be configured to disable hot corners.
V-95819 Medium The macOS system must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the system via SSH.
V-95817 Medium The macOS system must display the Standard Mandatory DoD Notice and Consent Banner before granting remote access to the operating system.
V-95815 Medium The macOS system must enforce an account lockout time period of 15 minutes in which a user makes three consecutive invalid logon attempts.
V-95813 Medium The macOS system must enforce the limit of three consecutive invalid logon attempts by a user.
V-95811 Medium The macOS system must utilize an HBSS solution and implement all DoD required modules.
V-95405 Medium The macOS system must use replay-resistant authentication mechanisms and implement cryptographic mechanisms to protect the integrity of and verify remote disconnection at the termination of nonlocal maintenance and diagnostic communications, when used for nonlocal maintenance sessions.
V-95407 Medium The macOS system must limit the number of concurrent SSH sessions to 10 for all accounts and/or account types.
V-95955 Medium The macOS system must set permissions on user home directories to prevent users from having access to read or modify another users files.
V-95953 Medium The macOS system must not allow an unattended or automatic logon to the system.
V-95585 Medium The macOS system must authenticate all endpoint devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based.
V-95809 Medium The macOS system must, for networked systems, compare internal information system clocks at least every 24 hours with a server that is synchronized to one of the redundant United States Naval Observatory (USNO) time servers or a time server designated for the appropriate DoD network (NIPRNet/SIPRNet) and/or the Global Positioning System (GPS).
V-95805 Medium The macOS system must automatically remove or disable temporary user accounts after 72 hours.
V-95807 Medium The macOS system must automatically remove or disable emergency accounts after the crisis is resolved or within 72 hours.
V-95801 Medium The macOS system must be configured with Wi-Fi support software disabled.
V-95929 Medium The macOS system must disable Siri pop-ups.
V-95883 Medium The macOS system must be configured to disable Web Sharing.
V-95923 Medium The macOS system must be configured to disable the Privacy Setup services.
V-95437 Medium The macOS system must allocate audit record storage capacity to store at least one weeks worth of audit records when audit records are not immediately sent to a central audit record storage facility.
V-95925 Medium The macOS system must be configured to disable the Cloud Storage Setup services.
V-95537 Medium The macOS system must prohibit user installation of software without explicit privileged status.
V-95533 Medium The macOS system must limit the ability of non-privileged users to grant other users direct access to the contents of their home directories/folders.
V-95597 Medium The macOS system must be configured with a dedicated user account to decrypt the hard disk upon startup.
V-95839 Medium The macOS system must shut down by default upon audit failure (unless availability is an overriding concern).
V-95831 Medium The macOS system must be configured with the SSH daemon LoginGraceTime set to 30 or less.
V-95833 Medium The macOS system must generate audit records for all account creations, modifications, disabling, and termination events; privileged activities or other system-level access; all kernel module load, unload, and restart actions; all program initiations; and organizationally defined events for all non-local maintenance and diagnostic sessions.
V-95835 Medium The macOS system must monitor remote access methods and generate audit records when successful/unsuccessful attempts to access/modify privileges occur.
V-95837 Medium The macOS system must initiate session audits at system startup, using internal clocks with time stamps for audit records that meet a minimum granularity of one second and can be mapped to Coordinated Universal Time (UTC) or Greenwich Mean Time (GMT), in order to generate audit records containing information to establish what type of events occurred, the identity of any individual or process associated with the event, including individual identities of group account users, establish where the events occurred, source of the event, and outcome of the events including all account enabling actions, full-text recording of privileged commands, and information about the use of encryption for access wireless access to and from the system.
V-95939 Medium The macOS system must disable Cloud Document Sync.
V-95931 Medium The macOS system must disable iCloud Keychain synchronization.
V-95933 Medium The macOS system must disable iCloud document synchronization.
V-95935 Medium The macOS system must disable iCloud bookmark synchronization.
V-95937 Medium The macOS system must disable iCloud photo library.
V-95827 Medium The macOS system must be configured with the SSH daemon ClientAliveInterval option set to 900 or less.
V-95825 Medium The macOS system must be configured so that log folders must not contain access control lists (ACLs).
V-95989 Medium The macOS system must be configured with system log files set to mode 640 or less permissive.
V-95823 Medium The macOS system must be configured so that log files must not contain access control lists (ACLs).
V-95821 Medium The macOS system must be configured so that any connection to the system must display the Standard Mandatory DoD Notice and Consent Banner before granting GUI access to the system.
V-95985 Medium The macOS system must be configured so that the sudo command requires smart card authentication.
V-95987 Medium The macOS system must be configured with system log files owned by root and group-owned by wheel or admin.
V-95981 Medium The macOS system must be configured so that the login command requires smart card authentication.
V-95983 Medium The macOS system must be configured so that the su command requires smart card authentication.
V-95829 Medium The macOS system must be configured with the SSH daemon ClientAliveCountMax option set to 0.
V-95905 Medium The macOS system must be configured to disable the application Mail.
V-95907 Medium The macOS system must be configured to disable Siri and dictation.
V-95901 Medium The macOS system must be configured to disable the camera.
V-95903 Medium The macOS system must be configured to disable the system preference pane for Internet Accounts.
V-95909 Medium The macOS system must be configured to disable sending diagnostic and usage data to Apple.
V-96001 Medium The macOS system must employ a deny-all, allow-by-exception firewall policy for allowing connections to other systems.
V-95921 Medium The macOS system must be configured to disable the Cloud Setup services.
V-95853 Medium The macOS system must audit the enforcement actions used to restrict access associated with changes to the system.
V-95851 Medium The macOS system must be configured with audit log folders set to mode 700 or less permissive.
V-95999 Medium The macOS Application Firewall must be enabled.
V-95857 Medium The macOS system must provide an immediate real-time alert to the System Administrator (SA) and Information System Security Officer (ISSO), at a minimum, of all audit failure events requiring real-time alerts.
V-95855 Medium The macOS system must provide an immediate warning to the System Administrator (SA) and Information System Security Officer (ISSO) (at a minimum) when allocated audit record storage volume reaches 75 percent of repository maximum audit record storage capacity.
V-95993 Medium The macOS system must implement DoD-approved encryption to protect the confidentiality and integrity of remote access sessions including transmitted data and data during preparation for transmission.
V-95859 Medium The macOS system must generate audit records for DoD-defined events such as successful/unsuccessful logon attempts, successful/unsuccessful direct access attempts, starting and ending time for user access, and concurrent logons to the same account from different sources.
V-95991 Medium The macOS system must implement DoD-approved encryption to protect the confidentiality and integrity of remote access sessions including transmitted data and data during preparation for transmission.
V-95997 Medium The macOS system must implement cryptographic mechanisms to protect the confidentiality and integrity of all information at rest.
V-95995 Medium The macOS system must enable System Integrity Protection.
V-95913 Medium The macOS system must be configured to disable the application Calendar.
V-95911 Medium The macOS system must be configured to disable Remote Apple Events.
V-95917 Medium The macOS system must be configured to disable the system preference pane for Internet Accounts.
V-95915 Medium The macOS system must be configured to disable the system preference pane for iCloud.
V-95919 Medium The macOS system must be configured to disable the Siri Setup services.
V-95565 Medium The macOS system must use multifactor authentication for local and network access to privileged and non-privileged accounts.
V-95841 Medium The macOS system must be configured with audit log files owned by root.
V-95843 Medium The macOS system must be configured with audit log folders owned by root.
V-95845 Medium The macOS system must be configured with audit log files group-owned by wheel.
V-95847 Medium The macOS system must be configured with audit log folders group-owned by wheel.
V-95849 Medium The macOS system must be configured with audit log files set to mode 440 or less permissive.
V-95967 Medium The macOS system must prohibit password reuse for a minimum of five generations.
V-95965 Medium The macOS system must enforce a 60-day maximum password lifetime restriction.
V-95963 Medium The macOS system must enforce password complexity by requiring that at least one numeric character be used.
V-95961 Medium The macOS system must map the authenticated identity to the user or group account for PKI-based authentication.
V-95959 Medium The macOS system must enable certificate for smartcards.
V-95969 Medium The macOS system must enforce a minimum 15-character password length.
V-95947 Low The macOS system must be configured with Bluetooth turned off unless approved by the organization.
V-95797 Low The macOS system must conceal, via the session lock, information previously visible on the display with a publicly viewable image.
V-95897 Low The macOS system must be configured to disable the Mail iCloud services.
V-95895 Low The macOS system must be configured to disable iCloud Address Book services.
V-95893 Low The macOS system must be configured to disable the iCloud Reminders services.
V-95891 Low The macOS system must be configured to disable the iCloud Calendar services.
V-95899 Low The macOS system must be configured to disable the iCloud Notes services.
V-95885 Low The macOS system must be configured to disable AirDrop.
V-95887 Low The macOS system must be configured to disable the application FaceTime.
V-95889 Low The macOS system must be configured to disable the application Messages.