Removable media, remote file systems, and any file system not containing approved device files must be mounted with the nodev option.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22368	GEN002430	SV-29568r1_rule	ECSC-1	Medium

Description
The nodev (or equivalent) mount option causes the system to not handle device files as system devices. This option must be used for mounting any file system not containing approved device files. Device files can provide direct access to system hardware and can compromise security if not protected.

STIG	Date
HP-UX 11.31 Security Technical Implementation Guide	2018-03-01

Details

Check Text ( C-36398r1_chk )
Each file system line entry must contain a device specific file and may additionally contain all of the following fields, in the following order: mount directory, type, options, backup frequency, pass number (on parallel fsck) and comment. Check /etc/fstab and verify that the nodevs mount option is used on all NFS file systems. If an NFS file system is not using the nodevs option, this is a finding. # cat /etc/fstab \| grep -v "^#" \| grep nfs

Check Text ( C-36398r1_chk )

Each file system line entry must contain a device specific file and may additionally contain all of the following fields, in the following order:
mount directory, type, options, backup frequency, pass number (on parallel fsck) and comment.

Check /etc/fstab and verify that the nodevs mount option is used on all NFS file systems. If an NFS file system is not using the nodevs option, this is a finding.

# cat /etc/fstab | grep -v "^#" | grep nfs

Fix Text (F-31737r1_fix)
Edit /etc/fstab and add the nodevs mount option to all entries for NFS file systems.