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← Back to SUSE Linux Enterprise Server v11 for System z Security Technical Implementation Guide

V-22444

CAT II (Medium)

The ftpusers file must be group-owned by root, bin, sys, or system.

Rule ID

SV-45882r1_rule

STIG

SUSE Linux Enterprise Server v11 for System z Security Technical Implementation Guide

Version

V1R12

CCIs

CCI-000225

Discussion

If the ftpusers file is not group-owned by root or a system group, an unauthorized user may modify the file to allow unauthorized accounts to use FTP.

Check Content

Check the group ownership of the ftpusers file.

Procedure:
# ls -lL /etc/ftpusers /etc/vsftpd.ftpusers /etc/vsftpd/ftpusers

If the file is not group-owned by root, bin, sys, or system, this is a finding.

Fix Text

Change the group owner of the ftpusers file.

Procedure:
# chgrp root /etc/ftpusers /etc/vsftpd.ftpusers /etc/vsftpd/ftpusers