Guide to the Secure Configuration of Fedora
Rules, Groups, and Values defined within the XCCDF Benchmark
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Require Re-Authentication When Using the sudo Command
The sudo <code>timestamp_timeout</code> tag sets the amount of time sudo password prompt waits. The default <code>timestamp_timeout</code> value is...Rule Medium Severity -
Only the VDSM User Can Use sudo NOPASSWD
The sudo <code>NOPASSWD</code> tag, when specified, allows a user to execute commands using sudo without having to authenticate. Only the <code>vds...Rule Medium Severity -
Install libcap-ng-utils Package
Thelibcap-ng-utils
package can be installed with the following command:$ sudo dnf install libcap-ng-utils
Rule Medium Severity -
Ensure sudo only includes the default configuration directory
Administrators can configure authorized <code>sudo</code> users via drop-in files, and it is possible to include other directories and configuratio...Rule Medium Severity -
Explicit arguments in sudo specifications
All commands in the sudoers file must strictly specify the arguments allowed to be used for a given user. If the command is supposed to be executed...Rule Medium Severity -
Don't define allowed commands in sudoers by means of exclusion
Policies applied by sudo through the sudoers file should not involve negation. Each user specification in the <code>sudoers</code> file contains a...Rule Medium Severity -
Don't target root user in the sudoers file
The targeted users of a user specification should be, as much as possible, non privileged users (i.e.: non-root). User specifications have to expl...Rule Medium Severity -
Ensure invoking users password for privilege escalation when using sudo
The sudoers security policy requires that users authenticate themselves before they can use sudo. When sudoers requires authentication, it validate...Rule Medium Severity -
System Tooling / Utilities
The following checks evaluate the system for recommended base packages -- both for installation and removal.Group -
Install binutils Package
Thebinutils
package can be installed with the following command:$ sudo dnf install binutils
Rule Medium Severity -
Ensure gnutls-utils is installed
Thegnutls-utils
package can be installed with the following command:$ sudo dnf install gnutls-utils
Rule Medium Severity -
Ensure nss-tools is installed
Thenss-tools
package can be installed with the following command:$ sudo dnf install nss-tools
Rule Medium Severity -
Install openscap-scanner Package
Theopenscap-scanner
package can be installed with the following command:$ sudo dnf install openscap-scanner
Rule Medium Severity -
Install rear Package
Therear
package can be installed with the following command:$ sudo dnf install rear
Rule Medium Severity -
Install rng-tools Package
Therng-tools
package can be installed with the following command:$ sudo dnf install rng-tools
Rule Low Severity -
Install scap-security-guide Package
Thescap-security-guide
package can be installed with the following command:$ sudo dnf install scap-security-guide
Rule Medium Severity -
Install tar Package
Thetar
package can be installed with the following command:$ sudo dnf install tar
Rule Medium Severity -
Install vim Package
Thevim-enhanced
package can be installed with the following command:$ sudo dnf install vim-enhanced
Rule Low Severity -
Uninstall abrt-addon-ccpp Package
Theabrt-addon-ccpp
package can be removed with the following command:$ sudo dnf erase abrt-addon-ccpp
Rule Low Severity -
Uninstall abrt-addon-kerneloops Package
Theabrt-addon-kerneloops
package can be removed with the following command:$ sudo dnf erase abrt-addon-kerneloops
Rule Low Severity
Node 2
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