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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000379-GPOS-00164

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured with Bluetooth turned off unless approved by the organization.

    &lt;VulnDiscussion&gt;Without protection of communications with wireless peripherals, confidentiality and integrity may be compromised because unpr...
    Rule Low Severity
  • SRG-OS-000364-GPOS-00151

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must disable the guest account.

    &lt;VulnDiscussion&gt;Failure to provide logical access restrictions associated with changes to system configuration may have significant effects o...
    Rule High Severity
  • SRG-OS-000366-GPOS-00153

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must have the security assessment policy subsystem enabled.

    &lt;VulnDiscussion&gt;Any changes to the hardware, software, and/or firmware components of the information system and/or application can potentiall...
    Rule High Severity
  • SRG-OS-000480-GPOS-00229

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must not allow an unattended or automatic logon to the system.

    &lt;VulnDiscussion&gt;Failure to restrict system access to authenticated users negatively impacts operating system security.&lt;/VulnDiscussion&gt;...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00228

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must set permissions on user home directories to prevent users from having access to read or modify another user's files.

    &lt;VulnDiscussion&gt;Configuring the operating system to use the most restrictive permissions possible for user home directories helps to protect ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must use an approved antivirus program.

    &lt;VulnDiscussion&gt;An approved antivirus product must be installed and configured to run. Malicious software can establish a base on individual...
    Rule High Severity
  • SRG-OS-000066-GPOS-00034

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must issue or obtain public key certificates under an appropriate certificate policy from an approved service provider.

    &lt;VulnDiscussion&gt;DOD-approved certificates must be installed to the System Keychain so they will be available to all users. For user certific...
    Rule High Severity
  • SRG-OS-000071-GPOS-00039

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must enforce password complexity by requiring that at least one numeric character be used.

    &lt;VulnDiscussion&gt;Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...
    Rule Medium Severity
  • SRG-OS-000076-GPOS-00044

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must enforce a 60-day maximum password lifetime restriction.

    &lt;VulnDiscussion&gt;Any password, no matter how complex, can eventually be cracked. Therefore, passwords need to be changed periodically. One me...
    Rule Medium Severity
  • SRG-OS-000077-GPOS-00045

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must prohibit password reuse for a minimum of five generations.

    &lt;VulnDiscussion&gt;Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute...
    Rule Medium Severity
  • SRG-OS-000078-GPOS-00046

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must enforce a minimum 15-character password length.

    &lt;VulnDiscussion&gt;The minimum password length must be set to 15 characters. Password complexity, or strength, is a measure of the effectiveness...
    Rule Medium Severity
  • SRG-OS-000266-GPOS-00101

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must enforce password complexity by requiring that at least one special character be used.

    &lt;VulnDiscussion&gt;Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity o...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured to prevent displaying password hints.

    &lt;VulnDiscussion&gt;Password hints leak information about passwords in use and can lead to loss of confidentiality.&lt;/VulnDiscussion&gt;&lt;Fal...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured with a firmware password to prevent access to single user mode and booting from alternative media.

    &lt;VulnDiscussion&gt;Single user mode and the boot picker, as well as numerous other tools, are available on macOS through booting while holding t...
    Rule Medium Severity
  • SRG-OS-000068-GPOS-00036

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must use multifactor authentication for local access to privileged and nonprivileged accounts.

    &lt;VulnDiscussion&gt;Without the use of multifactor authentication, the ease of access to privileged and nonprivileged functions is greatly increa...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured so that the login command requires smart card authentication.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured so that the su command requires smart card authentication.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured so that the sudo command requires smart card authentication.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000206-GPOS-00084

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured with system log files owned by root and group-owned by wheel or admin.

    &lt;VulnDiscussion&gt;System logs must only be readable by root or admin users. System logs frequently contain sensitive information that could be ...
    Rule Medium Severity
  • SRG-OS-000206-GPOS-00084

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured with system log files set to mode 640 or less permissive.

    &lt;VulnDiscussion&gt;System logs must only be readable by root or admin users. System logs frequently contain sensitive information that could be ...
    Rule Medium Severity
  • SRG-OS-000373-GPOS-00156

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must require users to reauthenticate for privilege escalation when using the "sudo" command.

    &lt;VulnDiscussion&gt;Without reauthentication, users may access resources or perform tasks for which they do not have authorization. When operat...
    Rule Medium Severity
  • SRG-OS-000051-GPOS-00024

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must enable System Integrity Protection.

    &lt;VulnDiscussion&gt;System Integrity Protection (SIP) is vital to the protection of the integrity of macOS. SIP restricts what actions can be per...
    Rule High Severity
  • SRG-OS-000185-GPOS-00079

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must implement cryptographic mechanisms to protect the confidentiality and integrity of all information at rest.

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and...
    Rule High Severity
  • SRG-OS-000480-GPOS-00232

    <GroupDescription></GroupDescription>
    Group
  • The macOS Application Firewall must be enabled.

    &lt;VulnDiscussion&gt;Firewalls protect computers from network attacks by blocking or limiting access to open network ports. Application firewalls ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must restrict the ability of individuals to use USB storage devices.

    &lt;VulnDiscussion&gt;External writeable media devices must be disabled for users. External USB devices are a potential vector for malware and can ...
    Rule Medium Severity

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