Guide to the Secure Configuration of Fedora
Rules, Groups, and Values defined within the XCCDF Benchmark
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tally2
Number of failed login attemptsValue -
An SELinux Context must be configured for the pam_faillock.so records directory
The <code>dir</code> configuration option in PAM pam_faillock.so module defines where the lockout records is stored. The configured directory must ...Rule Medium Severity -
Account Lockouts Must Be Logged
PAM faillock locks an account due to excessive password failures, this event must be logged.Rule Medium Severity -
Account Lockouts Must Persist
By setting a `dir` in the faillock configuration account lockouts will persist across reboots.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 -
Limit Password Reuse
Do not allow users to reuse recent passwords. This can be accomplished by using the <code>remember</code> option for the <code>pam_unix</code> or <...Rule Medium Severity -
Account Lockouts Must Be Logged
PAM faillock locks an account due to excessive password failures, this event must be logged.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 -
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 -
Lock Accounts Must Persist
This rule ensures that the system lock out accounts using <code>pam_faillock.so</code> persist after system reboot. From "pam_faillock" man pages: ...Rule Medium Severity -
Enforce pam_faillock for Local Accounts Only
The pam_faillock module's <code>local_users_only</code> parameter controls requirements for enforcing failed lockout attempts only for local user a...Rule Medium Severity -
Set Interval For Counting Failed Password Attempts
Utilizing <code>pam_faillock.so</code>, the <code>fail_interval</code> directive configures the system to lock out an account after a number of inc...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 -
ftpd_anon_write SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
Set Password Quality Requirements, if using pam_cracklib
The <code>pam_cracklib</code> PAM module can be configured to meet requirements for a variety of policies. <br><br> For example, to configure <code...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, to configure <cod...Group -
dcredit
Minimum number of digits in passwordValue -
dictcheck
Prevent the use of dictionary words for passwords.Value -
difok
Minimum number of characters not present in old passwordValue -
lcredit
Minimum number of lower case in passwordValue -
maxclassrepeat
Maximum Number of Consecutive Repeating Characters in a Password From the Same Character ClassValue -
maxrepeat
Maximum Number of Consecutive Repeating Characters in a PasswordValue -
minclass
Minimum number of categories of characters that must exist in a passwordValue -
minlen
Minimum number of characters in passwordValue -
ocredit
Minimum number of other (special characters) in passwordValue -
retry
Number of retry attempts before erroring outValue -
ucredit
Minimum number of upper case in passwordValue -
Ensure PAM Enforces Password Requirements - Minimum Digit Characters
The pam_pwquality module's <code>dcredit</code> parameter controls requirements for usage of digits in a password. When set to a negative number, a...Rule Medium Severity -
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 Local Accounts Only
The pam_pwquality module's <code>local_users_only</code> parameter controls requirements for enforcing password complexity by pam_pwquality only fo...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 -
Ensure PAM Enforces Password Requirements - Minimum Lowercase Characters
The pam_pwquality module's <code>lcredit</code> parameter controls requirements for usage of lowercase letters in a password. When set to a negativ...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Maximum Consecutive Repeating Characters from Same Character Class
The pam_pwquality module's <code>maxclassrepeat</code> parameter controls requirements for consecutive repeating characters from the same character...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 -
Ensure PAM Enforces Password Requirements - Minimum Special Characters
The pam_pwquality module's <code>ocredit=</code> parameter controls requirements for usage of special (or "other") characters in a password. When s...Rule Medium Severity -
Ensure PAM password complexity module is enabled in password-auth
To enable PAM password complexity in password-auth file: Edit the <code>password</code> section in <code>/etc/pam.d/password-auth</code> to show <c...Rule Medium Severity -
Ensure PAM password complexity module is enabled in system-auth
To enable PAM password complexity in system-auth file: Edit the <code>password</code> section in <code>/etc/pam.d/system-auth</code> to show <code>...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Authentication Retry Prompts Permitted Per-Session
To configure the number of retry prompts that are permitted per-session: Edit the <code>pam_pwquality.so</code> statement in <code>/etc/pam.d/sys...Rule Medium Severity -
Ensure PAM Enforces Password Requirements - Minimum Uppercase Characters
The pam_pwquality module's <code>ucredit=</code> parameter controls requirements for usage of uppercase letters in a password. When set to a negati...Rule Medium Severity -
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 SHA-5...Rule Medium Severity -
Set Password Hashing Algorithm in /etc/login.defs
In <code>/etc/login.defs</code>, add or correct the following line to ensure the system will use <xccdf-1.2:sub idref="xccdf_org.ssgproject.content...Rule Medium Severity -
Set PAM''s Password Hashing Algorithm - password-auth
The PAM system service can be configured to only store encrypted representations of passwords. In <code>/etc/pam.d/password-auth</code>, the <code>...Rule Medium Severity -
Set PAM''s Password Hashing Algorithm
The PAM system service can be configured to only store encrypted representations of passwords. In "/etc/pam.d/system-auth", the <code>password</cod...Rule Medium Severity -
Protect Physical Console Access
It is impossible to fully protect a system from an attacker with physical access, so securing the space in which the system is located should be co...Group -
Login timeout for idle sessions
Specify duration of allowed idle time.Value
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