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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure sshd to display the last login immediately after authentication.

    &lt;VulnDiscussion&gt;Providing users with feedback on the last time they logged on via Secure Shell (SSH) facilitates user recognition and reporti...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure sshd to ignore user-specific trusted hosts lists.

    &lt;VulnDiscussion&gt;Secure Shell (SSH) trust relationships enable trivial lateral spread after a host compromise and therefore must be explicitly...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure sshd to ignore user-specific "known_host" files.

    &lt;VulnDiscussion&gt;Secure Shell (SSH) trust relationships enable trivial lateral spread after a host compromise and therefore must be explicitly...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure sshd to limit the number of allowed login attempts per connection.

    &lt;VulnDiscussion&gt;By setting the login attempt limit to a low value, an attacker will be forced to reconnect frequently, which severely limits ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must be configured so the x86 Ctrl-Alt-Delete key sequence is disabled on the command line.

    &lt;VulnDiscussion&gt;When the Ctrl-Alt-Del target is enabled, a locally logged-on user who presses Ctrl-Alt-Delete, when at the console, can reboo...
    Rule Medium Severity

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