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XCCDF
Canonical Ubuntu 20.04 LTS Security Technical Implementation Guide
SRG-OS-000480-GPOS-00227
The Ubuntu operating system must disable the x86 Ctrl-Alt-Delete key sequence.
The Ubuntu operating system must disable the x86 Ctrl-Alt-Delete key sequence.
An XCCDF Rule
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The Ubuntu operating system must disable the x86 Ctrl-Alt-Delete key sequence.
High Severity
<VulnDiscussion>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 risk of short-term loss of availability of systems due to unintentional reboot.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>