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DISA STIG for Red Hat Enterprise Linux 8

Rules and Groups employed by this XCCDF Profile

  • 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 re...
    Group
  • Verify All Account Password Hashes are Shadowed with SHA512

    Verify the operating system requires the shadow password suite configuration be set to encrypt interactive user passwords using a strong cryptograp...
    Rule Medium Severity
  • 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 ...
    Rule High Severity
  • 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 ...
    Rule High Severity
  • 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 unprivil...
    Group
  • 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 h...
    Rule High Severity
  • 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...
    Group
  • 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 dir...
    Rule Medium Severity
  • 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...
    Rule Medium Severity
  • 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...
    Rule Low Severity

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