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II - Mission Support Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000433-GPOS-00192

    <GroupDescription></GroupDescription>
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  • The Ubuntu operating system must implement non-executable data to protect its memory from unauthorized code execution.

    &lt;VulnDiscussion&gt;Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...
    Rule Medium Severity
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  • SRG-OS-000433-GPOS-00193

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  • The Ubuntu operating system must implement address space layout randomization to protect its memory from unauthorized code execution.

    &lt;VulnDiscussion&gt;Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...
    Rule Medium Severity
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  • SRG-OS-000445-GPOS-00199

    <GroupDescription></GroupDescription>
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  • The Ubuntu operating system must use a file integrity tool to verify correct operation of all security functions.

    &lt;VulnDiscussion&gt;Without verification of the security functions, security functions may not operate correctly and the failure may go unnoticed...
    Rule Medium Severity
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  • SRG-OS-000446-GPOS-00200

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  • The Ubuntu operating system must be configured so that a file integrity tool verifies the correct operation of security functions every 30 days.

    &lt;VulnDiscussion&gt;Without verification of the security functions, security functions may not operate correctly and the failure may go unnoticed...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The Ubuntu operating system must be configured so that remote X connections are disabled, unless to fulfill documented and validated mission requirements.

    &lt;VulnDiscussion&gt;The security risk of using X11 forwarding is that the client's X11 display server may be exposed to attack when the SSH clien...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • The Ubuntu operating system SSH daemon must prevent remote hosts from connecting to the proxy display.

    &lt;VulnDiscussion&gt;When X11 forwarding is enabled, there may be additional exposure to the server and client displays if the SSHD proxy display ...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • All local interactive user home directories defined in the /etc/passwd file must exist.

    &lt;VulnDiscussion&gt;If a local interactive user has a home directory defined that does not exist, the user may be given access to the / directory...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • All local interactive user home directories must have mode 0750 or less permissive.

    &lt;VulnDiscussion&gt;Excessive permissions on local interactive user home directories may allow unauthorized access to user files by other users.&...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • All local interactive user home directories must be group-owned by the home directory owners primary group.

    &lt;VulnDiscussion&gt;If the Group Identifier (GID) of a local interactive user’s home directory is not the same as the primary GID of the user, th...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • The Ubuntu operating system must not have accounts configured with blank or null passwords.

    &lt;VulnDiscussion&gt;If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with ...
    Rule High Severity
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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.

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