Canonical Ubuntu 20.04 LTS Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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The Ubuntu operating system must not have the telnet package installed.
<VulnDiscussion>Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...Rule High Severity -
SRG-OS-000095-GPOS-00049
<GroupDescription></GroupDescription>Group -
The Ubuntu operating system must not have the rsh-server package installed.
<VulnDiscussion>It is detrimental for operating systems to provide, or install by default, functionality exceeding requirements or mission ob...Rule High Severity -
SRG-OS-000096-GPOS-00050
<GroupDescription></GroupDescription>Group -
The Ubuntu operating system must be configured to prohibit or restrict the use of functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments.
<VulnDiscussion>In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e....Rule Medium Severity -
SRG-OS-000109-GPOS-00056
<GroupDescription></GroupDescription>Group -
The Ubuntu operating system must prevent direct login into the root account.
<VulnDiscussion>To assure individual accountability and prevent unauthorized access, organizational users must be individually identified and...Rule Medium Severity -
SRG-OS-000118-GPOS-00060
<GroupDescription></GroupDescription>Group -
The Ubuntu operating system must disable account identifiers (individuals, groups, roles, and devices) after 35 days of inactivity.
<VulnDiscussion>Inactive identifiers pose a risk to systems and applications because attackers may exploit an inactive identifier and potenti...Rule Medium Severity -
SRG-OS-000123-GPOS-00064
<GroupDescription></GroupDescription>Group
Node 2
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