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Guide to the Secure Configuration of Alibaba Cloud Linux 3

Rules, Groups, and Values defined within the XCCDF Benchmark

  • 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
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  • 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
    Show

  • 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
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  • System Audit Logs Must Have Mode 0750 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
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  • Audit Configuration Files Must Be Owned By Group root

    All audit configuration files must be owned by group root. 
    chown :root /etc/audit/audit*.{rules,conf} /etc/audit/rules.d/*
    Rule Medium Severity
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  • 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
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  • 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
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  • 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
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  • 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
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  • Record Attempts to Alter Logon and Logout Events

    The audit system already collects login 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 dae...
    Group
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