RHV hardening based on STIG for Red Hat Enterprise Linux 7
Rules and Groups employed by this XCCDF Profile
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Configure the polyinstantiation_enabled SELinux Boolean
By default, the SELinux boolean <code>polyinstantiation_enabled</code> is disabled. This setting should be configured to <xccdf-1.2:sub idref="xccd...Rule Medium Severity -
Enable the secadm_exec_content SELinux Boolean
By default, the SELinux boolean <code>secadm_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <cod...Rule Medium Severity -
Disable the secure_mode SELinux Boolean
By default, the SELinux boolean <code>secure_mode</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code>secu...Rule Medium Severity -
Configure the secure_mode_insmod SELinux Boolean
By default, the SELinux boolean <code>secure_mode_insmod</code> is disabled. This setting should be configured to <xccdf-1.2:sub idref="xccdf_org.s...Rule Medium Severity -
Disable the secure_mode_policyload SELinux Boolean
By default, the SELinux boolean <code>secure_mode_policyload</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Configure the selinuxuser_direct_dri_enabled SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_direct_dri_enabled</code> is enabled. If XWindows is not installed or used on the system, this se...Rule Medium Severity -
Disable the selinuxuser_execheap SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_execheap</code> is disabled. When enabled this boolean is enabled it allows selinuxusers to execu...Rule Medium Severity -
Enable the selinuxuser_execmod SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_execmod</code> is enabled. If this setting is disabled, it should be enabled. To enable the <cod...Rule Medium Severity -
Disable the selinuxuser_execstack SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_execstack</code> is enabled. This setting should be disabled as unconfined executables should not...Rule Medium Severity -
Disable the selinuxuser_mysql_connect_enabled SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_mysql_connect_enabled</code> is disabled. If this setting is enabled, it should be disabled. To ...Rule Medium Severity -
Enable the selinuxuser_ping SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_ping</code> is enabled. If this setting is disabled, it should be enabled as it allows confined u...Rule Medium Severity -
Disable the selinuxuser_postgresql_connect_enabled SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_postgresql_connect_enabled</code> is disabled. If this setting is enabled, it should be disabled....Rule Medium Severity -
Disable the selinuxuser_rw_noexattrfile SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_rw_noexattrfile</code> is enabled. This setting should be disabled as users should not be able to...Rule Medium Severity -
Disable the selinuxuser_share_music SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_share_music</code> is disabled. If this setting is enabled, it should be disabled. To disable th...Rule Medium Severity -
Disable the selinuxuser_tcp_server SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_tcp_server</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Disable the selinuxuser_udp_server SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_udp_server</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Disable the selinuxuser_use_ssh_chroot SELinux Boolean
By default, the SELinux boolean <code>selinuxuser_use_ssh_chroot</code> is disabled. If this setting is enabled, it should be disabled. To disable...Rule Medium Severity -
Disable the ssh_chroot_rw_homedirs SELinux Boolean
By default, the SELinux boolean <code>ssh_chroot_rw_homedirs</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Disable the ssh_keysign SELinux Boolean
By default, the SELinux boolean <code>ssh_keysign</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code>ssh_...Rule Medium Severity -
Disable the ssh_sysadm_login SELinux Boolean
By default, the SELinux boolean <code>ssh_sysadm_login</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code...Rule Medium Severity -
Enable the staff_exec_content SELinux Boolean
By default, the SELinux boolean <code>staff_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <code...Rule Medium Severity -
Enable the sysadm_exec_content SELinux Boolean
By default, the SELinux boolean <code>sysadm_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <cod...Rule Medium Severity -
Enable the unconfined_login SELinux Boolean
By default, the SELinux boolean <code>unconfined_login</code> is enabled. If this setting is disabled, it should be enabled. To enable the <code>u...Rule Medium Severity -
Disable the use_ecryptfs_home_dirs SELinux Boolean
By default, the SELinux boolean <code>use_ecryptfs_home_dirs</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Enable the user_exec_content SELinux Boolean
By default, the SELinux boolean <code>user_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <code>...Rule Medium Severity -
Disable the xdm_bind_vnc_tcp_port SELinux Boolean
By default, the SELinux boolean <code>xdm_bind_vnc_tcp_port</code> is disabled. If this setting is enabled, it should be disabled. To disable the ...Rule Medium Severity -
Disable the xdm_exec_bootloader SELinux Boolean
By default, the SELinux boolean <code>xdm_exec_bootloader</code> is disabled. If this setting is enabled, it should be disabled. To disable the <c...Rule Medium Severity -
Disable the xdm_sysadm_login SELinux Boolean
By default, the SELinux boolean <code>xdm_sysadm_login</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code...Rule Medium Severity -
Disable the xdm_write_home SELinux Boolean
By default, the SELinux boolean <code>xdm_write_home</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code>x...Rule Medium Severity -
Disable the xguest_connect_network SELinux Boolean
By default, the SELinux boolean <code>xguest_connect_network</code> is enabled. This setting should be disabled as guest users should not be able t...Rule Medium Severity -
Disable the xguest_exec_content SELinux Boolean
By default, the SELinux boolean <code>xguest_exec_content</code> is enabled. This setting should be disabled as guest users should not be able to r...Rule Medium Severity -
Disable the xguest_mount_media SELinux Boolean
By default, the SELinux boolean <code>xguest_mount_media</code> is enabled. This setting should be disabled as guest users should not be able to mo...Rule Medium Severity -
Disable the xguest_use_bluetooth SELinux Boolean
By default, the SELinux boolean <code>xguest_use_bluetooth</code> is enabled. This setting should be disabled as guests users should not be able to...Rule Medium Severity -
Disable the xserver_clients_write_xshm SELinux Boolean
By default, the SELinux boolean <code>xserver_clients_write_xshm</code> is disabled. If this setting is enabled, it should be disabled. To disable...Rule Medium Severity -
Disable the xserver_execmem SELinux Boolean
By default, the SELinux boolean <code>xserver_execmem</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code>...Rule Medium Severity -
Disable the xserver_object_manager SELinux Boolean
By default, the SELinux boolean <code>xserver_object_manager</code> is disabled. If this setting is enabled, it should be disabled. To disable the...Rule Medium Severity -
Services
The best protection against vulnerable software is running less software. This section describes how to review the software which Red Hat Enterpris...Group -
Base Services
This section addresses the base services that are installed on a Red Hat Enterprise Linux 7 default installation which are not covered in other sec...Group -
Disable KDump Kernel Crash Analyzer (kdump)
The <code>kdump</code> service provides a kernel crash dump analyzer. It uses the <code>kexec</code> system call to boot a secondary kernel ("captu...Rule Medium Severity -
Cron and At Daemons
The cron and at services are used to allow commands to be executed at a later time. The cron service is required by almost all systems to perform n...Group -
Enable cron Service
The <code>crond</code> service is used to execute commands at preconfigured times. It is required by almost all systems to perform necessary mainte...Rule Medium Severity -
Restrict at and cron to Authorized Users if Necessary
The <code>/etc/cron.allow</code> and <code>/etc/at.allow</code> files contain lists of users who are allowed to use <code>cron</code> and at to del...Group -
Verify Group Who Owns /etc/cron.allow file
If <code>/etc/cron.allow</code> exists, it must be group-owned by <code>root</code>. To properly set the group owner of <code>/etc/cron.allow</cod...Rule Medium Severity -
Verify User Who Owns /etc/cron.allow file
If <code>/etc/cron.allow</code> exists, it must be owned by <code>root</code>. To properly set the owner of <code>/etc/cron.allow</code>, run the ...Rule Medium Severity -
FTP Server
FTP is a common method for allowing remote access to files. Like telnet, the FTP protocol is unencrypted, which means that passwords and other data...Group -
Disable vsftpd if Possible
To minimize attack surface, disable vsftpd if at all possible.Group -
Uninstall vsftpd Package
Thevsftpdpackage can be removed with the following command:$ sudo yum erase vsftpd
Rule High Severity -
LDAP
LDAP is a popular directory service, that is, a standardized way of looking up information from a central database. Red Hat Enterprise Linux 7 incl...Group -
Configure OpenLDAP Clients
This section provides information on which security settings are important to configure in OpenLDAP clients by manually editing the appropriate con...Group -
Configure LDAP Client to Use TLS For All Transactions
This check verifies cryptography has been implemented to protect the integrity of remote LDAP authentication sessions. <br><br> To determine if LDA...Rule Medium Severity
Node 2
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