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DRAFT - DISA STIG for Oracle Linux 9

Rules and Groups employed by this XCCDF Profile

  • All GIDs referenced in /etc/passwd must be defined in /etc/group

    Add a group to the system for each GID referenced without a corresponding group.
    Rule Low Severity
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  • Prevent Login to Accounts With Empty Password

    If an account is configured for password authentication but does not have an assigned password, it may be possible to log into the account without authentication. Remove any instances of the <code>...
    Rule High Severity
    Show

  • Ensure There Are No Accounts With Blank or Null Passwords

    Check the "/etc/shadow" file for blank passwords with the following command: <pre>$ sudo awk -F: '!$2 {print $1}' /etc/shadow</pre> If the command returns any results, this is a finding. Configure ...
    Rule High Severity
    Show

  • Restrict Root Logins

    Direct root logins should be allowed only for emergency use. In normal situations, the administrator should access the system via a unique unprivileged account, and then use <code>su</code> or <cod...
    Group
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  • Verify Only Root Has UID 0

    If any account other than root has a UID of 0, this misconfiguration should be investigated and the accounts other than root should be removed or have their UID changed. <br> If the account is asso...
    Rule High Severity
    Show

  • Ensure that System Accounts Do Not Run a Shell Upon Login

    Some accounts are not associated with a human user of the system, and exist to perform some administrative functions. Should an attacker be able to log into these accounts, they should not be grant...
    Rule Medium Severity
    Show

  • Enforce usage of pam_wheel for su authentication

    To ensure that only users who are members of the <code>wheel</code> group can run commands with altered privileges through the <code>su</code> command, make sure that the following line exists in t...
    Rule Medium Severity
    Show

  • Secure Session Configuration Files for Login Accounts

    When a user logs into a Unix account, the system configures the user's session by reading a number of files. Many of these files are located in the user's home directory, and may have weak permissi...
    Group
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  • Ensure Home Directories are Created for New Users

    All local interactive user accounts, upon creation, should be assigned a home directory. <br> <br> Configure the operating system to assign home directories to all new local interactive use...
    Rule Medium Severity
    Show

  • Ensure the Logon Failure Delay is Set Correctly in login.defs

    To ensure the logon failure delay controlled by <code>/etc/login.defs</code> is set properly, add or correct the <code>FAIL_DELAY</code> setting in <code>/etc/login.defs</code> to read as follows: ...
    Rule Medium Severity
    Show

  • Limit the Number of Concurrent Login Sessions Allowed Per User

    Limiting the number of allowed users and sessions per user can limit risks related to Denial of Service attacks. This addresses concurrent sessions for a single account and does not address concurr...
    Rule Low Severity
    Show

  • Set Interactive Session Timeout

    Setting the <code>TMOUT</code> option in <code>/etc/profile</code> ensures that all user sessions will terminate based on inactivity. The value of TMOUT should be exported and read only. The <code>...
    Rule Medium Severity
    Show

  • User Initialization Files Must Not Run World-Writable Programs

    Set the mode on files being executed by the user initialization files with the following command: 
    $ sudo chmod o-w FILE
    Rule Medium Severity
    Show

  • Ensure that Users Path Contains Only Local Directories

    Ensure that all interactive user initialization files executable search path statements do not contain statements that will reference a working directory other than the users home directory.
    Rule Medium Severity
    Show

  • All Interactive Users Must Have A Home Directory Defined

    Assign home directories to all interactive users that currently do not have a home directory assigned. This rule checks if the home directory is properly defined in a folder which has at least one...
    Rule Medium Severity
    Show

  • All Interactive Users Home Directories Must Exist

    Create home directories to all local interactive users that currently do not have a home directory assigned. Use the following commands to create the user home directory assigned in <code>/etc/pass...
    Rule Medium Severity
    Show

  • All Interactive User Home Directories Must Be Group-Owned By The Primary Group

    Change the group owner of interactive users home directory to the group found in <code>/etc/passwd</code>. To change the group owner of interactive users home directory, use the following command: ...
    Rule Medium Severity
    Show

  • Ensure All User Initialization Files Have Mode 0740 Or Less Permissive

    Set the mode of the user initialization files to 0740 with the following command: 
    $ sudo chmod 0740 /home/USER/.INIT_FILE
    Rule Medium Severity
    Show

  • All Interactive User Home Directories Must Have mode 0750 Or Less Permissive

    Change the mode of interactive users home directories to <code>0750</code>. To change the mode of interactive users home directory, use the following command: <pre>$ sudo chmod 0750 /home/<i>USER</...
    Rule Medium Severity
    Show

  • Ensure that Users Have Sensible Umask Values

    The umask setting controls the default permissions for the creation of new files. With a default <code>umask</code> setting of 077, files and directories created by users will not be readable by an...
    Group
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Node 2

siemur/test-space

The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.

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