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I - Mission Critical Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure Secure Shell (SSH) to 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
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure Secure Shell (SSH) to disallow Kerberos authentication.

    &lt;VulnDiscussion&gt;If Kerberos is enabled through SSH, sshd provides a means of access to the system's Kerberos implementation. Vulnerabilities ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure Secure Shell (SSH) to disallow compression of the encrypted session stream.

    &lt;VulnDiscussion&gt;If compression is allowed in an SSH connection prior to authentication, vulnerabilities in the compression software could res...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure Secure Shell (SSH) to display the last login immediately after authentication.

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

    <GroupDescription></GroupDescription>
    Group
  • The Photon operating system must configure Secure Shell (SSH) to ignore user-specific trusted hosts lists.

    &lt;VulnDiscussion&gt;SSH trust relationships enable trivial lateral spread after a host compromise and therefore must be explicitly disabled. Indi...
    Rule Medium Severity

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