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Guide to the Secure Configuration of Oracle Linux 7

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Set Existing Passwords Maximum Age

    Configure non-compliant accounts to enforce a <xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_accounts_maximum_age_login_defs" use="legacy"></xccdf-1.2:sub>-day maximum password lifeti...
    Rule Medium Severity
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  • Verify Proper Storage and Existence of Password Hashes

    By default, password hashes for local accounts are stored in the second field (colon-separated) in <code>/etc/shadow</code>. This file should be readable only by processes running with root credent...
    Group
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  • Password Hashing algorithm

    Specify the number of rounds for the system password encryption algorithm. Defines the value set in /etc/pam.d/system-auth and /etc/pam.d/password-auth
    Value
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  • Verify All Account Password Hashes are Shadowed

    If any password hashes are stored in <code>/etc/passwd</code> (in the second field, instead of an <code>x</code> or <code>*</code>), the cause of this misconfiguration should be investigated. The a...
    Rule Medium Severity
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  • Ensure all users last password change date is in the past

    All users should have a password change date in the past.
    Rule Medium Severity
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  • Set number of Password Hashing Rounds - system-auth

    Configure the number or rounds for the password hashing algorithm. This can be accomplished by using the <code>rounds</code> option for the <code>pam_unix</code> PAM module. <br> <br> In f...
    Rule Medium Severity
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  • 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
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  • Ensure there are no legacy + NIS entries in /etc/group

    The + character in /etc/group file marks a place where entries from a network information service (NIS) should be directly inserted.
    Rule Medium Severity
    Show

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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