Red Hat Enterprise Linux 8 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-OS-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
RHEL 8 must configure the use of the pam_faillock.so module in the /etc/pam.d/password-auth file.
<VulnDiscussion>By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
<GroupDescription></GroupDescription>Group -
RHEL 8 must initiate a session lock for graphical user interfaces when the screensaver is activated.
<VulnDiscussion>A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinit...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
RHEL 8 must disable the user list at logon for graphical user interfaces.
<VulnDiscussion>Leaving the user list enabled is a security risk since it allows anyone with physical access to the system to enumerate known...Rule Medium Severity -
SRG-OS-000028-GPOS-00009
<GroupDescription></GroupDescription>Group -
RHEL 8 must have the tmux package installed.
<VulnDiscussion>A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the ...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
<GroupDescription></GroupDescription>Group -
RHEL 8 must prevent a user from overriding the session idle-delay setting for the graphical user interface.
<VulnDiscussion>A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinit...Rule Medium Severity -
SRG-OS-000029-GPOS-00010
<GroupDescription></GroupDescription>Group -
RHEL 8 must prevent a user from overriding the screensaver lock-enabled setting for the graphical user interface.
<VulnDiscussion>A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinit...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
RHEL 8 must not allow blank or null passwords in the system-auth file.
<VulnDiscussion>If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with ...Rule High Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
RHEL 8 must not allow blank or null passwords in the password-auth file.
<VulnDiscussion>If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with ...Rule High Severity -
SRG-OS-000062-GPOS-00031
<GroupDescription></GroupDescription>Group -
RHEL 8 audit records must contain information to establish what type of events occurred, the source of events, where events occurred, and the outcome of events.
<VulnDiscussion>Without establishing what type of events occurred, the source of events, where events occurred, and the outcome of events, it...Rule Medium Severity -
SRG-OS-000343-GPOS-00134
<GroupDescription></GroupDescription>Group -
RHEL 8 must notify the System Administrator (SA) and Information System Security Officer (ISSO) (at a minimum) when allocated audit record storage volume 75 percent utilization.
<VulnDiscussion>If security personnel are not notified immediately when storage volume reaches 75 percent utilization, they are unable to pla...Rule Medium Severity
Node 2
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