DRAFT - CIS Red Hat Enterprise Linux 10 Benchmark for Level 2 - Server
Rules and Groups employed by this XCCDF Profile
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Protect Accounts by Configuring PAM
PAM, or Pluggable Authentication Modules, is a system which implements modular authentication for Linux programs. PAM provides a flexible and confi...Group -
Install pam_pwquality Package
Thelibpwqualitypackage can be installed with the following command:$ sudo dnf install libpwquality
Rule Medium Severity -
Set Lockouts for Failed Password Attempts
The <code>pam_faillock</code> PAM module provides the capability to lock out user accounts after a number of failed login attempts. Its documentati...Group -
Configure the Use of the pam_faillock.so Module in the /etc/pam.d/password-auth File.
The pam_faillock.so module must be loaded in preauth in /etc/pam.d/password-auth.Rule Medium Severity -
Configure the Use of the pam_faillock.so Module in the /etc/pam.d/system-auth File.
The pam_faillock.so module must be loaded in preauth in /etc/pam.d/system-auth.Rule Medium Severity -
Limit Password Reuse: password-auth
Do not allow users to reuse recent passwords. This can be accomplished by using the <code>remember</code> option for the <code>pam_pwhistory</code>...Rule Medium Severity -
Limit Password Reuse: system-auth
Do not allow users to reuse recent passwords. This can be accomplished by using the <code>remember</code> option for the <code>pam_pwhistory</code>...Rule Medium Severity -
Lock Accounts After Failed Password Attempts
This rule configures the system to lock out accounts after a number of incorrect login attempts using <code>pam_faillock.so</code>. pam_faillock.so...Rule Medium Severity -
Configure the root Account for Failed Password Attempts
This rule configures the system to lock out the <code>root</code> account after a number of incorrect login attempts using <code>pam_faillock.so</c...Rule Medium Severity -
Set Lockout Time for Failed Password Attempts
This rule configures the system to lock out accounts during a specified time period after a number of incorrect login attempts using <code>pam_fail...Rule Medium Severity -
Set Password Quality Requirements
The default <code>pam_pwquality</code> PAM module provides strength checking for passwords. It performs a number of checks, such as making sure pas...Group -
Set Password Quality Requirements with pam_pwquality
The <code>pam_pwquality</code> PAM module can be configured to meet requirements for a variety of policies. <br> <br> For example...Group -
Ensure PAM Enforces Password Requirements - Prevent the Use of Dictionary Words
The pam_pwquality module's <code>dictcheck</code> check if passwords contains dictionary words. When <code>dictcheck</code> is set to <code>1</code...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Minimum Different Characters
The pam_pwquality module's <code>difok</code> parameter sets the number of characters in a password that must not be present in and old password du...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Enforce for root User
The pam_pwquality module's <code>enforce_for_root</code> parameter controls requirements for enforcing password complexity for the root user. Enabl...Rule Medium Severity -
Set Password Maximum Consecutive Repeating Characters
The pam_pwquality module's <code>maxrepeat</code> parameter controls requirements for consecutive repeating characters. When set to a positive numb...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Minimum Different Categories
The pam_pwquality module's <code>minclass</code> parameter controls requirements for usage of different character classes, or types, of character t...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Minimum Length
The pam_pwquality module's <code>minlen</code> parameter controls requirements for minimum characters required in a password. Add <code>minlen=<xcc...Rule Medium Severity -
Set Password Hashing Algorithm
The system's default algorithm for storing password hashes in/etc/shadowis SHA-512. This can be configured in several locations.Group -
Set Password Hashing Algorithm in /etc/libuser.conf
In <code>/etc/libuser.conf</code>, add or correct the following line in its <code>[defaults]</code> section to ensure the system will use the <xccd...Rule Medium Severity
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