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Canonical Ubuntu 18.04 LTS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000269-GPOS-00103

    Group
  • The Ubuntu operating system must be configured to preserve log records from failure events.

    Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Failure to a known secure state helps prevent a loss of confidentiality, i...
    Rule Medium Severity
  • SRG-OS-000297-GPOS-00115

    Group
  • SRG-OS-000342-GPOS-00133

    Group
  • The Ubuntu operating system audit event multiplexor must be configured to off-load audit logs onto a different system or storage media from the system being audited.

    Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common process in information systems with limited audit storage capacity.
    Rule Low Severity
  • SRG-OS-000383-GPOS-00166

    Group
  • The Ubuntu operating system must be configured such that Pluggable Authentication Module (PAM) prohibits the use of cached authentications after one day.

    If cached authentication information is out-of-date, the validity of the authentication information may be questionable.
    Rule Low Severity
  • SRG-OS-000480-GPOS-00226

    Group
  • The Ubuntu operating system must enforce a delay of at least 4 seconds between logon prompts following a failed logon attempt.

    Limiting the number of logon attempts over a certain time interval reduces the chances that an unauthorized user may gain access to an account.
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    Group

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