DISA STIG with GUI for Red Hat Enterprise Linux 7
Rules and Groups employed by this XCCDF Profile
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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 considered a necessary step. However, there are some...Group -
Disable Ctrl-Alt-Del Reboot Activation
By default, <code>SystemD</code> will reboot the system if the <code>Ctrl-Alt-Del</code> key sequence is pressed. <br><br> To configure the system to ignore the <code>Ctrl-Alt-Del</code> key sequen...Rule High Severity -
Require Authentication for Single User Mode
Single-user mode is intended as a system recovery method, providing a single user root access to the system by providing a boot option at startup. <br><br> By default, single-user mode is protected...Rule Medium Severity -
Configure Screen Locking
When a user must temporarily leave an account logged-in, screen locking should be employed to prevent passersby from abusing the account. User education and training is particularly important for s...Group -
Configure Console Screen Locking
A console screen locking mechanism is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system but does not logout because of th...Group -
Install the screen Package
To enable console screen locking, install the <code>screen</code> package. The <code>screen</code> package can be installed with the following command: <pre> $ sudo yum install screen</pre> Instruc...Rule Medium Severity -
Hardware Tokens for Authentication
The use of hardware tokens such as smart cards for system login provides stronger, two-factor authentication than using a username and password. In Red Hat Enterprise Linux servers and workstation...Group -
Install Smart Card Packages For Multifactor Authentication
Configure the operating system to implement multifactor authentication by installing the required package with the following command: The <code>pam_pkcs11</code> package can be installed with the ...Rule Medium Severity -
Enable Smart Card Login
To enable smart card authentication, consult the documentation at: <ul><li><b><a href="https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/system-level_authentication_guid...Rule Medium Severity -
Configure Smart Card Certificate Status Checking
Configure the operating system to do certificate status checking for PKI authentication. Modify all of the <code>cert_policy</code> lines in <code>/etc/pam_pkcs11/pam_pkcs11.conf</code> to include ...Rule Medium Severity -
Protect Accounts by Restricting Password-Based Login
Conventionally, Unix shell accounts are accessed by providing a username and password to a login program, which tests these values for correctness using the <code>/etc/passwd</code> and <code>/etc/...Group -
Only Authorized Local User Accounts Exist on Operating System
Enterprise Application tends to use the server or virtual machine exclusively. Besides the default operating system user, there should be only authorized local users required by the installed softw...Rule Medium Severity -
Set Account Expiration Parameters
Accounts can be configured to be automatically disabled after a certain time period, meaning that they will require administrator interaction to become usable again. Expiration of accounts after in...Group -
Set Account Expiration Following Inactivity
To specify the number of days after a password expires (which signifies inactivity) until an account is permanently disabled, add or correct the following line in <code>/etc/default/useradd</code>:...Rule Medium Severity -
Assign Expiration Date to Temporary Accounts
Temporary accounts are established as part of normal account activation procedures when there is a need for short-term accounts. In the event temporary accounts are required, configure the system t...Rule Medium Severity -
Set Password Expiration Parameters
The file <code>/etc/login.defs</code> controls several password-related settings. Programs such as <code>passwd</code>, <code>su</code>, and <code>login</code> consult <code>/etc/login.defs</code> ...Group -
Set Password Maximum Age
To specify password maximum age for new accounts, edit the file <code>/etc/login.defs</code> and add or correct the following line: <pre>PASS_MAX_DAYS <xccdf-1.2:sub idref="xccdf_org.ssgproject.con...Rule Medium Severity -
Set Password Minimum Age
To specify password minimum age for new accounts, edit the file <code>/etc/login.defs</code> and add or correct the following line: <pre>PASS_MIN_DAYS <xccdf-1.2:sub idref="xccdf_org.ssgproject.con...Rule Medium Severity -
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 -
Set Existing Passwords Minimum Age
Configure non-compliant accounts to enforce a 24 hours/1 day minimum password lifetime by running the following command:$ sudo chage -m 1 USER
Rule Medium Severity
Node 2
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