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I - Mission Critical Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000062-GPOS-00031

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit service must be enabled.

    &lt;VulnDiscussion&gt;Without establishing what type of events occurred, it would be difficult to establish, correlate, and investigate the events ...
    Rule Medium Severity
    Show

  • SRG-OS-000047-GPOS-00023

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit system must take appropriate action when an error writing to the audit storage volume occurs.

    &lt;VulnDiscussion&gt;It is critical that when the operating system is at risk of failing to process audit logs as required, it takes action to mit...
    Rule Medium Severity
    Show

  • SRG-OS-000047-GPOS-00023

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit system must take appropriate action when the audit storage volume is full.

    &lt;VulnDiscussion&gt;It is critical that when the operating system is at risk of failing to process audit logs as required, it takes action to mit...
    Rule Medium Severity
    Show

  • SRG-OS-000341-GPOS-00132

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must allocate audit record storage capacity to store at least one week's worth of audit records.

    &lt;VulnDiscussion&gt;To ensure RHEL 9 systems have a sufficient storage capacity in which to write the audit logs, RHEL 9 needs to be able to allo...
    Rule Medium Severity
    Show

  • SRG-OS-000343-GPOS-00134

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must take action when allocated audit record storage volume reaches 75 percent of the repository maximum audit record storage capacity.

    &lt;VulnDiscussion&gt;If security personnel are not notified immediately when storage volume reaches 75 percent utilization, they are unable to pla...
    Rule Medium Severity
    Show

  • SRG-OS-000343-GPOS-00134

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must notify the system administrator (SA) and information system security officer (ISSO) (at a minimum) when allocated audit record storage volume 75 percent utilization.

    &lt;VulnDiscussion&gt;If security personnel are not notified immediately when storage volume reaches 75 percent utilization, they are unable to pla...
    Rule Medium Severity
    Show

  • SRG-OS-000343-GPOS-00134

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must take action when allocated audit record storage volume reaches 95 percent of the audit record storage capacity.

    &lt;VulnDiscussion&gt;If action is not taken when storage volume reaches 95 percent utilization, the auditing system may fail when the storage volu...
    Rule Medium Severity
    Show

  • SRG-OS-000343-GPOS-00134

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must take action when allocated audit record storage volume reaches 95 percent of the repository maximum audit record storage capacity.

    &lt;VulnDiscussion&gt;If action is not taken when storage volume reaches 95 percent utilization, the auditing system may fail when the storage volu...
    Rule Medium Severity
    Show

  • SRG-OS-000047-GPOS-00023

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 audit system must take appropriate action when the audit files have reached maximum size.

    &lt;VulnDiscussion&gt;It is critical that when the operating system is at risk of failing to process audit logs as required, it takes action to mit...
    Rule Medium Severity
    Show

  • SRG-OS-000039-GPOS-00017

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must label all offloaded audit logs before sending them to the central log server.

    &lt;VulnDiscussion&gt;Enriched logging is needed to determine who, what, and when events occur on a system. Without this, determining root cause of...
    Rule Medium Severity
    Show

  • SRG-OS-000342-GPOS-00133

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must take appropriate action when the internal event queue is full.

    &lt;VulnDiscussion&gt;The audit system should have an action setup in the event the internal event queue becomes full so that no data is lost. Inf...
    Rule Medium Severity
    Show

  • SRG-OS-000046-GPOS-00022

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 System Administrator (SA) and/or information system security officer (ISSO) (at a minimum) must be alerted of an audit processing failure event.

    &lt;VulnDiscussion&gt;It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....
    Rule Medium Severity
    Show

  • SRG-OS-000062-GPOS-00031

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 audit system must audit local events.

    &lt;VulnDiscussion&gt;Without establishing what type of events occurred, the source of events, where events occurred, and the outcome of events, it...
    Rule Medium Severity
    Show

  • SRG-OS-000057-GPOS-00027

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit logs must be group-owned by root or by a restricted logging group to prevent unauthorized read access.

    &lt;VulnDiscussion&gt;Unauthorized disclosure of audit records can reveal system and configuration data to attackers, thus compromising its confide...
    Rule Medium Severity
    Show

  • SRG-OS-000057-GPOS-00027

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit log directory must be owned by root to prevent unauthorized read access.

    &lt;VulnDiscussion&gt;Unauthorized disclosure of audit records can reveal system and configuration data to attackers, thus compromising its confide...
    Rule Medium Severity
    Show

  • SRG-OS-000057-GPOS-00027

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audit logs file must have mode 0600 or less permissive to prevent unauthorized access to the audit log.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
    Show

  • SRG-OS-000051-GPOS-00024

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must periodically flush audit records to disk to prevent the loss of audit records.

    &lt;VulnDiscussion&gt;If option "freq" is not set to a value that requires audit records being written to disk after a threshold number is reached,...
    Rule Medium Severity
    Show

  • SRG-OS-000255-GPOS-00096

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must produce audit records containing information to establish the identity of any individual or process associated with the event.

    &lt;VulnDiscussion&gt;Without establishing what type of events occurred, the source of events, where events occurred, and the outcome of events, it...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must write audit records to disk.

    &lt;VulnDiscussion&gt;Audit data should be synchronously written to disk to ensure log integrity. This setting assures that all audit event data is...
    Rule Medium Severity
    Show

  • SRG-OS-000063-GPOS-00032

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must allow only the information system security manager (ISSM) (or individuals or roles appointed by the ISSM) to select which auditable events are to be audited.

    &lt;VulnDiscussion&gt;Without the capability to restrict the roles and individuals that can select which events are audited, unauthorized personnel...
    Rule Medium Severity
    Show

  • SRG-OS-000063-GPOS-00032

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 /etc/audit/auditd.conf file must have 0640 or less permissive to prevent unauthorized access.

    &lt;VulnDiscussion&gt;Without the capability to restrict the roles and individuals that can select which events are audited, unauthorized personnel...
    Rule Medium Severity
    Show

  • SRG-OS-000254-GPOS-00095

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must allocate an audit_backlog_limit of sufficient size to capture processes that start prior to the audit daemon.

    &lt;VulnDiscussion&gt;Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events r...
    Rule Low Severity
    Show

  • SRG-OS-000046-GPOS-00022

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must have mail aliases to notify the information system security officer (ISSO) and system administrator (SA) (at a minimum) in the event of an audit processing failure.

    &lt;VulnDiscussion&gt;It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....
    Rule Medium Severity
    Show

  • SRG-OS-000342-GPOS-00133

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 audispd-plugins package must be installed.

    &lt;VulnDiscussion&gt;"audispd-plugins" provides plugins for the real-time interface to the audit subsystem, "audispd". These plugins can do things...
    Rule Medium Severity
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  • SRG-OS-000326-GPOS-00126

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must audit uses of the "execve" system call.

    &lt;VulnDiscussion&gt;Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external enti...
    Rule Medium Severity
    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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