Oracle Linux 8 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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OL 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-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
OL 8 systems, versions 8.2 and above, must configure SELinux context type to allow the use of a non-default faillock tally directory.
<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-000021-GPOS-00005
<GroupDescription></GroupDescription>Group -
OL 8 systems below version 8.2 must configure SELinux context type to allow the use of a non-default faillock tally directory.
<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-000028-GPOS-00009
<GroupDescription></GroupDescription>Group -
OL 8 must display the date and time of the last successful account logon upon an SSH logon.
<VulnDiscussion>Providing users with feedback on when account accesses via SSH last occurred facilitates user recognition and reporting of un...Rule Medium Severity -
SRG-OS-000480-GPOS-00228
<GroupDescription></GroupDescription>Group -
OL 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 -
OL 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 -
OL 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-000028-GPOS-00009
<GroupDescription></GroupDescription>Group -
OL 8 must enable a user session lock until that user re-establishes access using established identification and authentication procedures for command line sessions.
<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-000028-GPOS-00009
<GroupDescription></GroupDescription>Group -
OL 8 must ensure session control is automatically started at shell initialization.
<VulnDiscussion>Tmux is a terminal multiplexer that enables a number of terminals to be created, accessed, and controlled from a single scree...Rule Medium Severity -
SRG-OS-000028-GPOS-00009
<GroupDescription></GroupDescription>Group -
OL 8 default permissions must be defined in such a way that all authenticated users can read and modify only their own files.
<VulnDiscussion>Setting the most restrictive default permissions ensures that when new accounts are created, they do not have unnecessary acc...Rule Medium Severity -
OL 8 must prevent users from disabling session control mechanisms.
<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 Low Severity
Node 2
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