The NFS server must be configured to restrict filesystem access to local hosts.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-933	GEN005840	SV-28450r1_rule	ECSC-1	Medium

Description
The access option limits user access to the specified level. This assists in protecting exported file systems. Otherwise, anybody would be able to mount and use the exported files.

STIG	Date
SOLARIS 9 SPARC SECURITY TECHNICAL IMPLEMENTATION GUIDE	2015-10-01

Details

Check Text ( C-864r2_chk )
Check the permissions on exported NFS file systems. Procedure: # exportfs -v If the exported file systems do not contain the rw or ro options specifying a list of hosts or networks, this is a finding.

Fix Text (F-25770r1_fix)
Edit /etc/dfs/dfstab and add ro and/or rw options (as appropriate) specifying a list of hosts or networks which are permitted access. Re-export the file systems.