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Guide to the Secure Configuration of SUSE Linux Enterprise 15

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Record Attempts to Alter Process and Session Initiation Information utmp

    The audit system already collects process information for all users and root. If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during d...
    Rule Medium Severity
  • Record Attempts to Alter Process and Session Initiation Information wtmp

    The audit system already collects process information for all users and root. If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during d...
    Rule Medium Severity
  • Record Events When Privileged Executables Are Run

    Verify the system generates an audit record when privileged functions are executed. If audit is using the "auditctl" tool to load the rules, run the following command: <pre>$ sudo grep execve /et...
    Rule Medium Severity
  • Ensure auditd Collects System Administrator Actions

    At a minimum, the audit system should collect administrator actions for all users and root. If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit ...
    Rule Medium Severity
  • Shutdown System When Auditing Failures Occur

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following line to to the bottom of a file...
    Rule Medium Severity
  • Record Events that Modify User/Group Information - /etc/group

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following lines to a file with suffix <co...
    Rule Medium Severity
  • Record Events that Modify User/Group Information - /etc/gshadow

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following lines to a file with suffix <co...
    Rule Medium Severity
  • Record Events that Modify User/Group Information - /etc/security/opasswd

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following lines to a file with suffix <co...
    Rule Medium Severity
  • Record Events that Modify User/Group Information - /etc/passwd

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following lines to a file with suffix <co...
    Rule Medium Severity
  • Record Events that Modify User/Group Information - /etc/shadow

    If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default), add the following lines to a file with suffix <co...
    Rule Medium Severity
  • Audit Configuration Files Must Be Owned By Root

    All audit configuration files must be owned by root user. To properly set the owner of <code>/etc/audit/</code>, run the command: <pre>$ sudo chown root /etc/audit/ </pre> To properly set the own...
    Rule Medium Severity
  • System Audit Logs Must Be Owned By Root

    All audit logs must be owned by root user and group. By default, the path for audit log is <pre>/var/log/audit/</pre>. To properly set the owner of <code>/var/log/audit</code>, run the command: <p...
    Rule Medium Severity
  • Audit Configuration Files Permissions are 640 or More Restrictive

    All audit configuration files permissions must be 640 or more restrictive.
    chmod 0640 /etc/audit/audit*.{rules,conf} /etc/audit/rules.d/*
    Rule Medium Severity
  • System Audit Logs Must Have Mode 0640 or Less Permissive

    If <code>log_group</code> in <code>/etc/audit/auditd.conf</code> is set to a group other than the <code>root</code> group account, change the mode of the audit log files with the following command...
    Rule Medium Severity
  • Record Execution Attempts to Run ACL Privileged Commands

    At a minimum, the audit system should collect the execution of ACL privileged commands for all users and root.
    Group
  • Record Execution Attempts to Run SELinux Privileged Commands

    At a minimum, the audit system should collect the execution of SELinux privileged commands for all users and root.
    Group
  • Record File Deletion Events by User

    At a minimum, the audit system should collect file deletion events for all users and root. If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit r...
    Group
  • Record Unauthorized Access Attempts Events to Files (unsuccessful)

    At a minimum, the audit system should collect unauthorized file accesses for all users and root. Note that the "-F arch=b32" lines should be present even on a 64 bit system. These commands identify...
    Group
  • Record Information on Kernel Modules Loading and Unloading

    To capture kernel module loading and unloading events, use following lines, setting ARCH to either b32 for 32-bit system, or having two lines for both b32 and b64 in case your system is 64-bit: <pr...
    Group
  • Record Information on the Use of Privileged Commands

    At a minimum, the audit system should collect the execution of privileged commands for all users and root.
    Group

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