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Hardening for Public Cloud Image of SUSE Linux Enterprise Server (SLES) for SAP Applications 15

Rules and Groups employed by this XCCDF Profile

  • Configure auditd Disk Full Action when Disk Space Is Full

    The <code>auditd</code> service can be configured to take an action when disk space is running low but prior to running out of space completely. Ed...
    Rule Medium Severity
    Show

  • Configure auditd admin_space_left Action on Low Disk Space

    The <code>auditd</code> service can be configured to take an action when disk space is running low but prior to running out of space completely. Ed...
    Rule Medium Severity
    Show

  • Configure auditd max_log_file_action Upon Reaching Maximum Log Size

    The default action to take when the logs reach their maximum size is to rotate the log files, discarding the oldest one. To configure the action ta...
    Rule Medium Severity
    Show

  • Configure auditd space_left on Low Disk Space

    The <code>auditd</code> service can be configured to take an action when disk space is running low but prior to running out of space completely. Ed...
    Rule Medium Severity
    Show

  • Configure auditd space_left Action on Low Disk Space

    The <code>auditd</code> service can be configured to take an action when disk space <i>starts</i> to run low. Edit the file <code>/etc/audit/auditd...
    Rule Medium Severity
    Show

  • Configure Syslog

    The syslog service has been the default Unix logging mechanism for many years. It has a number of downsides, including inconsistent log format, lac...
    Group
    Show

  • Ensure rsyslog is Installed

    Rsyslog is installed by default. The <code>rsyslog</code> package can be installed with the following command: <pre> $ sudo zypper install rsyslog<...
    Rule Medium Severity
    Show

  • Ensure Proper Configuration of Log Files

    The file <code>/etc/rsyslog.conf</code> controls where log message are written. These are controlled by lines called <i>rules</i>, which consist of...
    Group
    Show

  • Ensure System Log Files Have Correct Permissions

    The file permissions for all log files written by <code>rsyslog</code> should be set to 640, or more restrictive. These log files are determined by...
    Rule Medium Severity
    Show

  • systemd-journald

    systemd-journald is a system service that collects and stores logging data. It creates and maintains structured, indexed journals based on logging ...
    Group
    Show

  • Ensure journald is configured to compress large log files

    The journald system can compress large log files to avoid fill the system disk.
    Rule Medium Severity
    Show

  • Ensure journald is configured to send logs to rsyslog

    Data from journald may be stored in volatile memory or persisted locally. Utilities exist to accept remote export of journald logs.
    Rule Medium Severity
    Show

  • Ensure journald is configured to write log files to persistent disk

    The journald system may store log files in volatile memory or locally on disk. If the logs are only stored in volatile memory they will we lost upo...
    Rule Medium Severity
    Show

  • Rsyslog Logs Sent To Remote Host

    If system logs are to be useful in detecting malicious activities, it is necessary to send logs to a remote server. An intruder who has compromised...
    Group
    Show

  • Ensure Logs Sent To Remote Host

    To configure rsyslog to send logs to a remote log server, open <code>/etc/rsyslog.conf</code> and read and understand the last section of the file,...
    Rule Medium Severity
    Show

  • Network Configuration and Firewalls

    Most systems must be connected to a network of some sort, and this brings with it the substantial risk of network attack. This section discusses th...
    Group
    Show

  • iptables and ip6tables

    A host-based firewall called <code>netfilter</code> is included as part of the Linux kernel distributed with the system. It is activated by default...
    Group
    Show

  • Install iptables Package

    The iptables package can be installed with the following command: 
    $ sudo zypper install iptables
    Rule Medium Severity
    Show

  • IPv6

    The system includes support for Internet Protocol version 6. A major and often-mentioned improvement over IPv4 is its enormous increase in the numb...
    Group
    Show

  • Configure IPv6 Settings if Necessary

    A major feature of IPv6 is the extent to which systems implementing it can automatically configure their networking devices using information from ...
    Group
    Show

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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