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Canonical Ubuntu 20.04 LTS Security Technical Implementation Guide (STIG) V1R9

Rules and Groups employed by this XCCDF Profile

  • Verify permissions of log files

    Any operating system providing too much information in error messages risks compromising the data and security of the structure, and content of err...
    Rule Medium Severity
  • Verify Permissions on Files within /var/log Directory

    The /var/log directory contains files with logs of error messages in the system and should only be accessed by authorized personnel.
    Group
  • Verify Group Who Owns /var/log Directory

    To properly set the group owner of /var/log, run the command:
    $ sudo chgrp syslog /var/log
    Rule Medium Severity
  • Verify Group Who Owns /var/log/syslog File

    To properly set the group owner of /var/log/syslog, run the command:
    $ sudo chgrp adm /var/log/syslog
    Rule Medium Severity
  • Verify User Who Owns /var/log Directory

    To properly set the owner of /var/log, run the command:
    $ sudo chown root /var/log 
    Rule Medium Severity
  • Verify User Who Owns /var/log/syslog File

    To properly set the owner of /var/log/syslog, run the command:
    $ sudo chown syslog /var/log/syslog 
    Rule Medium Severity
  • Verify Permissions on /var/log Directory

    To properly set the permissions of /var/log, run the command:
    $ sudo chmod 0755 /var/log
    Rule Medium Severity
  • Verify Permissions on /var/log/syslog File

    To properly set the permissions of /var/log/syslog, run the command:
    $ sudo chmod 0640 /var/log/syslog
    Rule Medium Severity
  • Verify File Permissions Within Some Important Directories

    Some directories contain files whose confidentiality or integrity is notably important and may also be susceptible to misconfiguration over time, p...
    Group
  • Verify that Shared Library Directories Have Root Group Ownership

    System-wide shared library files, which are linked to executables during process load time or run time, are stored in the following directories by ...
    Rule Medium Severity

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