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Canonical Ubuntu 20.04 LTS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000259-GPOS-00100

    Group
  • SRG-OS-000259-GPOS-00100

    Group
  • The Ubuntu operating system must have system commands owned by root or a system account.

    If the Ubuntu operating system were to allow any user to make changes to software libraries, then those changes might be implemented without undergoing the appropriate testing and approvals that ar...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    Group
  • SRG-OS-000480-GPOS-00227

    Group
  • SRG-OS-000480-GPOS-00227

    Group
  • The Ubuntu operating system must disable the x86 Ctrl-Alt-Delete key sequence.

    A locally logged-on user who presses Ctrl-Alt-Delete, when at the console, can reboot the system. If accidentally pressed, as could happen in the case of a mixed OS environment, this can create the...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    Group
  • The Ubuntu operating system must not have accounts configured with blank or null passwords.

    If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with empty passwords should never be used in operational environments.
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    Group

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