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SLES 12 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SUSE operating systems with a basic input/output system (BIOS) must require authentication upon booting into single-user and maintenance modes.

    <VulnDiscussion>To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • SUSE operating systems with Unified Extensible Firmware Interface (UEFI) implemented must require authentication upon booting into single-user mode and maintenance.

    &lt;VulnDiscussion&gt;If the system allows a user to boot into single-user or maintenance mode without authentication, any user that invokes single...
    Rule Medium Severity
  • SRG-OS-000185-GPOS-00079

    <GroupDescription></GroupDescription>
    Group
  • All SUSE operating system persistent disk partitions must implement cryptographic mechanisms to prevent unauthorized disclosure or modification of all information that requires at rest protection.

    &lt;VulnDiscussion&gt;SUSE operating systems handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent una...
    Rule High Severity
  • SRG-OS-000138-GPOS-00069

    <GroupDescription></GroupDescription>
    Group
  • The sticky bit must be set on all SUSE operating system world-writable directories.

    &lt;VulnDiscussion&gt;Preventing unauthorized information transfers mitigates the risk of information, including encrypted representations of infor...
    Rule Medium Severity
  • SRG-OS-000363-GPOS-00150

    <GroupDescription></GroupDescription>
    Group
  • Advanced Intrusion Detection Environment (AIDE) must verify the baseline SUSE operating system configuration at least weekly.

    &lt;VulnDiscussion&gt;Unauthorized changes to the baseline configuration could make the system vulnerable to various attacks or allow unauthorized ...
    Rule Medium Severity
  • The SUSE operating system must notify the System Administrator (SA) when AIDE discovers anomalies in the operation of any security functions.

    &lt;VulnDiscussion&gt;If anomalies are not acted on, security functions may fail to secure the system. Security function is defined as the hardwa...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The SUSE operating system file integrity tool must be configured to verify Access Control Lists (ACLs).

    &lt;VulnDiscussion&gt;ACLs can provide permissions beyond those permitted through the file mode and must be verified by file integrity tools.&lt;/V...
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The SUSE operating system file integrity tool must be configured to verify extended attributes.

    &lt;VulnDiscussion&gt;Extended attributes in file systems are used to contain arbitrary data and file metadata with security implications.&lt;/Vuln...
    Rule Low Severity
  • SRG-OS-000278-GPOS-00108

    <GroupDescription></GroupDescription>
    Group
  • The SUSE operating system file integrity tool must be configured to protect the integrity of the audit tools.

    &lt;VulnDiscussion&gt;Protecting the integrity of the tools used for auditing purposes is a critical step toward ensuring the integrity of audit in...
    Rule Medium Severity
  • SRG-OS-000366-GPOS-00153

    <GroupDescription></GroupDescription>
    Group
  • The SUSE operating system tool zypper must have gpgcheck enabled.

    &lt;VulnDiscussion&gt;Changes to any software components can have significant effects on the overall security of the SUSE operating system. This re...
    Rule Medium Severity
  • SRG-OS-000437-GPOS-00194

    <GroupDescription></GroupDescription>
    Group
  • The SUSE operating system must remove all outdated software components after updated versions have been installed.

    &lt;VulnDiscussion&gt;Previous versions of software components that are not removed from the information system after updates have been installed m...
    Rule Medium Severity

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