======3.4.5 Ensure permissions on /etc/hosts.deny are 644 (Scored)====== =====Profile Applicability===== Level 1 - Server Level 1 - Workstation =====Description===== The ''/etc/hosts.deny'' file contains network information that is used by many system applications and therefore must be readable for these applications to operate. =====Rationale===== It is critical to ensure that the ''/etc/hosts.deny'' file is protected from unauthorized write access. Although it is protected by default, the file permissions could be changed either inadvertently or through malicious actions. =====Audit===== Run the following command and verify Uid and Gid are both 0/root and Access is 644: # stat /etc/hosts.deny Access: (0644/-rw-r--r--) Uid: ( 0/ root) Gid: ( 0/ root) =====Remediation===== Run the following commands to set permissions on ''/etc/hosts.deny'': # chown root:root /etc/hosts.deny # chmod 644 /etc/hosts.deny