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All Network File System (NFS) exported system files and system directories must be owned by root.


Overview

Finding ID Version Rule ID IA Controls Severity
V-931 GEN005800 SV-37849r1_rule Medium
Description
Failure to give ownership of sensitive files or directories to root provides the designated owner and possible unauthorized users with the potential to access sensitive information or change system configuration which could weaken the system's security posture.
STIG Date
Red Hat Enterprise Linux 5 Security Technical Implementation Guide 2017-03-01

Details

Check Text ( C-37045r1_chk )
Check for NFS exported file systems.

Procedure:
# cat /etc/exports
For each file system displayed, check the ownership.

# ls -lLa

If the files and directories are not owned by root, this is a finding.
Fix Text (F-32313r1_fix)
Change the ownership of exported file systems not owned by root.

Procedure:
# chown root