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SLES 12 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The SUSE operating system must initiate a session lock after a 10-minute period of inactivity.

    <VulnDiscussion>A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinit...
    Rule Medium Severity
    Show

  • The SUSE operating system must conceal, via the session lock, information previously visible on the display with a publicly viewable image in the graphical user interface.

    <VulnDiscussion>A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the ...
    Rule Low Severity
    Show

  • SRG-OS-000373-GPOS-00156

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must reauthenticate users when changing authenticators, roles, or escalating privileges.

    &lt;VulnDiscussion&gt;Without reauthentication, users may access resources or perform tasks for which they do not have authorization. When SUSE o...
    Rule High Severity
    Show

  • SRG-OS-000027-GPOS-00008

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must limit the number of concurrent sessions to 10 for all accounts and/or account types.

    &lt;VulnDiscussion&gt;SUSE operating system management includes the ability to control the number of users and user sessions that utilize a SUSE op...
    Rule Low Severity
    Show

  • SRG-OS-000021-GPOS-00005

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must lock an account after three consecutive invalid access attempts.

    &lt;VulnDiscussion&gt;By limiting the number of failed access attempts, the risk of unauthorized system access via user password guessing, otherwis...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00226

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must enforce a delay of at least four (4) seconds between logon prompts following a failed logon attempt.

    &lt;VulnDiscussion&gt;Limiting the number of logon attempts over a certain time interval reduces the chances that an unauthorized user may gain acc...
    Rule Medium Severity
    Show

  • SRG-OS-000069-GPOS-00037

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system default permissions must be defined in such a way that all authenticated users can only read and modify their own files.

    &lt;VulnDiscussion&gt;Setting the most restrictive default permissions ensures that when new accounts are created, they do not have unnecessary acc...
    Rule Medium Severity
    Show

  • The SUSE operating system must enforce passwords that contain at least one upper-case character.

    &lt;VulnDiscussion&gt;Use of a complex password helps increase the time and resources required to compromise the password. Password complexity, or ...
    Rule Medium Severity
    Show

  • SRG-OS-000070-GPOS-00038

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must enforce passwords that contain at least one lower-case character.

    &lt;VulnDiscussion&gt;Use of a complex password helps increase the time and resources required to compromise the password. Password complexity, or ...
    Rule Medium Severity
    Show

  • SRG-OS-000071-GPOS-00039

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must enforce passwords that contain at least one numeric character.

    &lt;VulnDiscussion&gt;Use of a complex password helps increase the time and resources required to compromise the password. Password complexity, or ...
    Rule Medium Severity
    Show

  • SRG-OS-000266-GPOS-00101

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SUSE operating system must enforce passwords that contain at least one special character.

    &lt;VulnDiscussion&gt;Use of a complex password helps increase the time and resources required to compromise the password. Password complexity or s...
    Rule Medium Severity
    Show

  • SRG-OS-000072-GPOS-00040

    <GroupDescription></GroupDescription>
    Group
    Show

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