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SUSE Linux Enterprise Micro (SLEM) 5 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000163-GPOS-00072

    <GroupDescription></GroupDescription>
    Group
  • SLEM 5 must be configured so that all network connections associated with SSH traffic terminate after becoming unresponsive.

    &lt;VulnDiscussion&gt;Terminating an unresponsive SSH session within a short time period reduces the window of opportunity for unauthorized personn...
    Rule Medium Severity
  • SRG-OS-000126-GPOS-00066

    <GroupDescription></GroupDescription>
    Group
  • SLEM 5 must deny direct logons to the root account using remote access via SSH.

    &lt;VulnDiscussion&gt;To ensure individual accountability and prevent unauthorized access, organizational users must be individually identified and...
    Rule Medium Severity
  • SRG-OS-000032-GPOS-00013

    <GroupDescription></GroupDescription>
    Group
  • SLEM 5 SSH daemon must disable forwarded remote X connections for interactive users, 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
  • SRG-OS-000033-GPOS-00014

    <GroupDescription></GroupDescription>
    Group
  • SLEM 5 must implement DOD-approved encryption to protect the confidentiality of SSH remote connections.

    &lt;VulnDiscussion&gt;Without confidentiality protection mechanisms, unauthorized individuals may gain access to sensitive information via a remote...
    Rule High Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • SLEM 5 SSH daemon must be configured to only use Message Authentication Codes (MACs) employing FIPS 140-2/140-3 approved cryptographic hash algorithms.

    &lt;VulnDiscussion&gt;Without cryptographic integrity protections, information can be altered by unauthorized users without detection. Remote acce...
    Rule High Severity

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