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DRAFT - DISA STIG with GUI for Oracle Linux 9

Rules and Groups employed by this XCCDF Profile

  • Verify Owner on cron.weekly

    To properly set the owner of /etc/cron.weekly, run the command:
    $ sudo chown root /etc/cron.weekly 
    Rule Medium Severity
  • Verify Owner on crontab

    To properly set the owner of /etc/crontab, run the command:
    $ sudo chown root /etc/crontab 
    Rule Medium Severity
  • Verify Permissions on cron.d

    To properly set the permissions of /etc/cron.d, run the command:
    $ sudo chmod 0700 /etc/cron.d
    Rule Medium Severity
  • Verify Permissions on cron.daily

    To properly set the permissions of /etc/cron.daily, run the command:
    $ sudo chmod 0700 /etc/cron.daily
    Rule Medium Severity
  • Verify Permissions on cron.hourly

    To properly set the permissions of /etc/cron.hourly, run the command:
    $ sudo chmod 0700 /etc/cron.hourly
    Rule Medium Severity
  • Verify Permissions on cron.monthly

    To properly set the permissions of /etc/cron.monthly, run the command:
    $ sudo chmod 0700 /etc/cron.monthly
    Rule Medium Severity
  • Verify Permissions on cron.weekly

    To properly set the permissions of /etc/cron.weekly, run the command:
    $ sudo chmod 0700 /etc/cron.weekly
    Rule Medium Severity
  • Verify Permissions on crontab

    To properly set the permissions of /etc/crontab, run the command:
    $ sudo chmod 0600 /etc/crontab
    Rule Medium Severity
  • Restrict at and cron to Authorized Users if Necessary

    The <code>/etc/cron.allow</code> and <code>/etc/at.allow</code> files contain lists of users who are allowed to use <code>cron</code> and at to del...
    Group
  • Verify Group Who Owns /etc/cron.allow file

    If <code>/etc/cron.allow</code> exists, it must be group-owned by <code>root</code>. To properly set the group owner of <code>/etc/cron.allow</cod...
    Rule Medium Severity
  • Verify User Who Owns /etc/cron.allow file

    If <code>/etc/cron.allow</code> exists, it must be owned by <code>root</code>. To properly set the owner of <code>/etc/cron.allow</code>, run the ...
    Rule Medium Severity
  • Verify Permissions on /etc/cron.allow file

    If <code>/etc/cron.allow</code> exists, it must have permissions <code>0640</code> or more restrictive. To properly set the permissions of <code>...
    Rule Medium Severity
  • Application Whitelisting Daemon

    Fapolicyd (File Access Policy Daemon) implements application whitelisting to decide file access rights. Applications that are known via a reputatio...
    Group
  • Install fapolicyd Package

    The fapolicyd package can be installed with the following command:
    $ sudo yum install fapolicyd
    Rule Medium Severity
  • Enable the File Access Policy Service

    The File Access Policy service should be enabled. The <code>fapolicyd</code> service can be enabled with the following command: <pre>$ sudo system...
    Rule Medium Severity
  • FTP Server

    FTP is a common method for allowing remote access to files. Like telnet, the FTP protocol is unencrypted, which means that passwords and other data...
    Group
  • Disable vsftpd if Possible

    To minimize attack surface, disable vsftpd if at all possible.
    Group
  • Uninstall vsftpd Package

    The vsftpd package can be removed with the following command:
     $ sudo yum erase vsftpd
    Rule High Severity
  • Mail Server Software

    Mail servers are used to send and receive email over the network. Mail is a very common service, and Mail Transfer Agents (MTAs) are obvious target...
    Group
  • Uninstall Sendmail Package

    Sendmail is not the default mail transfer agent and is not installed by default. The <code>sendmail</code> package can be removed with the followin...
    Rule Medium Severity

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