CIS Ubuntu 22.04 Level 1 Workstation Benchmark
Rules and Groups employed by this XCCDF Profile
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Restrict Dynamic Mounting and Unmounting of Filesystems
Linux includes a number of facilities for the automated addition and removal of filesystems on a running system. These facilities may be necessary in many environments, but this capability also ca...Group -
Disable Mounting of cramfs
To configure the system to prevent the <code>cramfs</code> kernel module from being loaded, add the following line to the file <code>/etc/modprobe.d/cramfs.conf</code>: <pre>install cramfs /bin/fa...Rule Low Severity -
Restrict Partition Mount Options
System partitions can be mounted with certain options that limit what files on those partitions can do. These options are set in the <code>/etc/fstab</code> configuration file, and can be used to m...Group -
Add nodev Option to /dev/shm
The <code>nodev</code> mount option can be used to prevent creation of device files in <code>/dev/shm</code>. Legitimate character and block devices should not exist within temporary directories li...Rule Medium Severity -
Add noexec Option to /dev/shm
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/dev/shm</code>. It can be dangerous to allow the execution of binaries from world-writable tem...Rule Medium Severity -
Add nosuid Option to /dev/shm
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/dev/shm</code>. The SUID and SGID permissions should not be required in these world-writable dire...Rule Medium Severity -
Add nodev Option to /home
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/home</code>. Legitimate character and block devices should exist only in the <code>/dev</code> d...Rule Unknown Severity -
Add nosuid Option to /home
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/home</code>. The SUID and SGID permissions should not be required in these user data directories. ...Rule Medium Severity -
Add nodev Option to /tmp
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/tmp</code>. Legitimate character and block devices should not exist within temporary directories...Rule Medium Severity -
Add noexec Option to /tmp
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/tmp</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fstab</code>...Rule Medium Severity
Node 2
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Modules