Information
The operating system must disable automatic mounting of Universal Serial Bus (USB) mass storage driver.
GROUP ID: V-260540
RULE ID: SV-260540r986276
Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity.
Peripherals include, but are not limited to, such devices as flash drives, external storage, and printers.
Solution
Configure the operating system to disable using the USB storage kernel module.
Create and/or append a custom file under "/etc/modprobe.d/" to contain the following:
$ sudo su -c "echo install usb-storage /bin/false >> /etc/modprobe.d/stig.conf"
Configure the operating system to disable the ability to use USB mass storage devices.
$ sudo su -c "echo blacklist usb-storage >> /etc/modprobe.d/stig.conf"