CIS Red Hat Enterprise Linux 7 Benchmark for Level 1 - Workstation
Rules and Groups employed by this XCCDF Profile
-
Ensure SSH LoginGraceTime is configured
The <code>LoginGraceTime</code> parameter to the SSH server specifies the time allowed for successful authentication to the SSH server. The longer ...Rule Medium Severity -
Set SSH Daemon LogLevel to VERBOSE
The <code>VERBOSE</code> parameter configures the SSH daemon to record login and logout activity. To specify the log level in SSH, add or correct t...Rule Medium Severity -
Set SSH authentication attempt limit
The <code>MaxAuthTries</code> parameter specifies the maximum number of authentication attempts permitted per connection. Once the number of failur...Rule Medium Severity -
Set SSH MaxSessions limit
The <code>MaxSessions</code> parameter specifies the maximum number of open sessions permitted from a given connection. To set MaxSessions edit <co...Rule Medium Severity -
Ensure SSH MaxStartups is configured
The MaxStartups parameter specifies the maximum number of concurrent unauthenticated connections to the SSH daemon. Additional connections will be ...Rule Medium Severity -
Use Only FIPS 140-2 Validated Ciphers
Limit the ciphers to those algorithms which are FIPS-approved. Counter (CTR) mode is also preferred over cipher-block chaining (CBC) mode. The foll...Rule Medium Severity -
Use Only Strong Key Exchange algorithms
Limit the Key Exchange to strong algorithms. The following line in <code>/etc/ssh/sshd_config</code> demonstrates use of those: <pre>KexAlgorithms ...Rule Medium Severity -
Use Only Strong MACs
Limit the MACs to strong hash algorithms. The following line in <code>/etc/ssh/sshd_config</code> demonstrates use of those MACs: <pre>MACs <xccdf-...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 the Group Used by pam_wheel.so Module Exists on System and is Empty
Ensure that the group <code><xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_pam_wheel_group_for_su" use="legacy"></xccdf-1.2:sub></cod...Rule Medium Severity -
Ensure Authentication Required for Single User Mode
Single user mode is used for recovery when the system detects an issue during boot or by manual selection from the bootloader.Rule Medium Severity -
Enforce Usage of pam_wheel with Group Parameter for su Authentication
To ensure that only users who are members of the group set in the <code>group</code> option of <code>pam_wheel.so</code> module can run commands wi...Rule Medium Severity -
Ensure users' .netrc Files are not group or world accessible
While the system administrator can establish secure permissions for users' .netrc files, the users can easily override these. This rule ensures ev...Rule Medium Severity -
Disable systemd-journal-remote Socket
Journald supports the ability to receive messages from remote hosts, thus acting as a log server. Clients should not receive data from other hosts....Rule Medium Severity -
Verify Permissions and Ownership of Old Passwords File
To properly set the owner of <code>/etc/security/opasswd</code>, run the command: <pre>$ sudo chown root /etc/security/opasswd </pre> To properly ...Rule Medium Severity -
Verify Group Who Owns /etc/shells File
To properly set the group owner of/etc/shells, run the command:$ sudo chgrp root /etc/shells
Rule Medium Severity -
Verify Who Owns /etc/shells File
To properly set the owner of/etc/shells, run the command:$ sudo chown root /etc/shells
Rule Medium Severity -
Verify Permissions on /etc/shells File
To properly set the permissions of/etc/shells, run the command:$ sudo chmod 0644 /etc/shells
Rule Medium Severity -
Ensure that /etc/cron.allow exists
The file/etc/cron.allowshould exist and should be used instead of/etc/cron.deny.Rule Medium Severity -
Uninstall dnsmasq Package
dnsmasq is a lightweight tool that provides DNS caching, DNS forwarding and DHCP (Dynamic Host Configuration Protocol) services. <br> The <code>dns...Rule Low Severity
Node 2
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.