Details

Removing support for unneeded filesystem types reduces the local attack surface of the

system. If this filesystem type is not needed, disable it.

Solution

Edit or create the file /etc/modprobe.d/CIS.conf and add the following line-install vfat /bin/trueImpact-FAT filesystems are often used on portable USB sticks and other flash media are commonly used to transfer files between workstations, removing VFAT support may prevent the ability to transfer files in this way.

Supportive Information

The following resource is also helpful.

• https://workbench.cisecurity.org/files/1863

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.

References

• 800-53|CM-6b.
• CSCv6|13

Source

• Tenable.com/audits