Canonical Ubuntu 22.04 LTS Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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Ubuntu 22.04 LTS must have the "libpam-pwquality" package installed.
<VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must have the "chrony" package installed.
<VulnDiscussion>Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must not have the "systemd-timesyncd" package installed.
<VulnDiscussion>Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must not have the "ntp" package installed.
<VulnDiscussion>Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...Rule Low Severity -
SRG-OS-000095-GPOS-00049
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS 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-000074-GPOS-00042
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must not have the "telnet" 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-000185-GPOS-00079
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must implement cryptographic mechanisms to prevent unauthorized disclosure and modification of all information that requires protection at rest.
<VulnDiscussion>Operating systems handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent unauthor...Rule Medium Severity -
SRG-OS-000258-GPOS-00099
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must have directories that contain system commands set to a mode of "755" or less permissive.
<VulnDiscussion>Protecting audit information also includes identifying and protecting the tools used to view and manipulate log data. Therefo...Rule Medium Severity -
SRG-OS-000259-GPOS-00100
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS must have system commands set to a mode of "755" or less permissive.
<VulnDiscussion>If Ubuntu 22.04 LTS were to allow any user to make changes to software libraries, then those changes might be implemented wit...Rule Medium Severity -
SRG-OS-000259-GPOS-00100
<GroupDescription></GroupDescription>Group -
Ubuntu 22.04 LTS library files must have mode "755" or less permissive.
<VulnDiscussion>If the operating system were to allow any user to make changes to software libraries, then those changes might be implemented...Rule Medium Severity -
SRG-OS-000206-GPOS-00084
<GroupDescription></GroupDescription>Group
Node 2
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