CIS Ubuntu 20.04 Level 2 Workstation Benchmark
Rules and Groups employed by this XCCDF Profile
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Records Events that Modify Date and Time Information
Arbitrary changes to the system time can be used to obfuscate nefarious activities in log files, as well as to confuse network services that are hi...Group -
Record attempts to alter time through adjtimex
If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default),...Rule Medium Severity -
Record Attempts to Alter Time Through clock_settime
If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default),...Rule Medium Severity -
Record attempts to alter time through settimeofday
If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default),...Rule Medium Severity -
Record Attempts to Alter Time Through stime
If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default),...Rule Medium Severity -
Record Attempts to Alter the localtime File
If the <code>auditd</code> daemon is configured to use the <code>augenrules</code> program to read audit rules during daemon startup (the default),...Rule Medium Severity -
Configure auditd Data Retention
The audit system writes data to <code>/var/log/audit/audit.log</code>. By default, <code>auditd</code> rotates 5 logs by size (6MB), retaining a ma...Group -
Configure auditd mail_acct Action on Low Disk Space
The <code>auditd</code> service can be configured to send email to a designated account in certain situations. Add or correct the following line in...Rule Medium Severity -
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 -
Configure auditd Max Log File Size
Determine the amount of audit data (in megabytes) which should be retained in each log file. Edit the file <code>/etc/audit/auditd.conf</code>. Add...Rule Medium Severity
Node 2
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