Guide to the Secure Configuration of OpenEmbedded
Rules, Groups, and Values defined within the XCCDF Benchmark
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Enable GSSAPI Authentication
Sites setup to use Kerberos or other GSSAPI Authenticaion require setting sshd to accept this authentication. To enable GSSAPI authentication, add or correct the following line in <code>/etc/ssh/...Rule Medium Severity -
Enable SSH Print Last Log
Ensure that SSH will display the date and time of the last successful account logon. <br> The default SSH configuration enables print of the date and time of the last login. The appropriate configu...Rule Medium Severity -
Force frequent session key renegotiation
The <code>RekeyLimit</code> parameter specifies how often the session key of the is renegotiated, both in terms of amount of data that may be transmitted and the time elapsed.<br> To decrease the d...Rule Medium Severity -
Ensure SSH MaxStartups is configured
The MaxStartups parameter specifies the maximum number of concurrent unauthenticated connections to the SSH daemon. Additional connections will be dropped until authentication succeeds or the Login...Rule Medium Severity -
Ensure the audit Subsystem is Installed
The audit package should be installed.Rule Medium Severity -
Record Events that Modify the System's Mandatory Access Controls
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 a file with suffix <cod...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 -
Make the auditd Configuration Immutable
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 a file with suffix <cod...Rule Medium Severity
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