======6.1.9 Ensure permissions on /etc/gshadow- are configured (Scored)====== =====Profile Applicability===== Level 1 - Server Level 1 - Workstation =====Description===== The ''/etc/gshadow-'' file is used to store backup information about groups that is critical to the security of those accounts, such as the hashed password and other security information. =====Rationale===== It is critical to ensure that the ''/etc/gshadow-'' file is protected from unauthorized 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 ''600'': # stat /etc/gshadow- Access: (0600/-rw-------) Uid: ( 0/ root) Gid: ( 0/ root) =====Remediation===== Run the following command to set permissions on ''/etc/gshadow-'': # chown root:root /etc/gshadow- # chmod 600 /etc/gshadow-