Skip to content
ATO Pathways
  Log In

I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • If the Trivial File Transfer Protocol (TFTP) server is required, the TOSS TFTP daemon must be configured to operate in secure mode.

    &lt;VulnDiscussion&gt;Restricting TFTP to a specific directory prevents remote users from copying, transferring, or overwriting system files.&lt;/V...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The graphical display manager must not be installed on TOSS unless approved.

    &lt;VulnDiscussion&gt;Internet services that are not required for system or application processes must not be active to decrease the attack surface...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The TOSS file integrity tool must be configured to verify Access Control Lists (ACLs).

    &lt;VulnDiscussion&gt;ACLs can provide permissions beyond those permitted through the file mode and must be verified by file integrity tools. TOSS...
    Rule Low Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The TOSS file integrity tool must be configured to verify extended attributes.

    &lt;VulnDiscussion&gt;Extended attributes in file systems are used to contain arbitrary data and file metadata with security implications. TOSS in...
    Rule Low Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The TOSS SSH daemon must perform strict mode checking of home directory configuration files.

    &lt;VulnDiscussion&gt;If other users have access to modify user-specific SSH configuration files, they may be able to log on to the system as anoth...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The TOSS SSH private host key files must have mode 0600 or less permissive.

    &lt;VulnDiscussion&gt;If an unauthorized user obtains the private SSH host key file, the host could be impersonated.&lt;/VulnDiscussion&gt;&lt;Fals...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The TOSS SSH public host key files must have mode 0644 or less permissive.

    &lt;VulnDiscussion&gt;If a public host key file is modified by an unauthorized user, the SSH service may be compromised.&lt;/VulnDiscussion&gt;&lt;...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • The x86 Ctrl-Alt-Delete key sequence must be disabled on TOSS.

    &lt;VulnDiscussion&gt;A locally logged-on user, who presses Ctrl-Alt-Delete when at the console, can reboot the system. If accidentally pressed, as...
    Rule High Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must be a vendor-supported release.

    &lt;VulnDiscussion&gt;An operating system release is considered "supported" if the vendor continues to provide security patches for the product. Wi...
    Rule High Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • TOSS must be configured to prevent unrestricted mail relaying.

    &lt;VulnDiscussion&gt;If unrestricted mail relaying is permitted, unauthorized senders could use this host as a mail relay for the purpose of sendi...
    Rule Medium Severity
    Show

Node 2

siemur/test-space

The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.

Capacity
Modules