I - Mission Critical Classified
Rules and Groups employed by this XCCDF Profile
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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 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 -
SRG-OS-000297-GPOS-00115
<GroupDescription></GroupDescription>Group -
A firewall must be active on RHEL 8.
<VulnDiscussion>"Firewalld" provides an easy and effective way to block/limit remote access to the system via ports, services, and protocols....Rule Medium Severity -
SRG-OS-000368-GPOS-00154
<GroupDescription></GroupDescription>Group -
The RHEL 8 fapolicy module must be enabled.
<VulnDiscussion>The organization must identify authorized software programs and permit execution of authorized software. The process used to ...Rule Medium Severity -
SRG-OS-000368-GPOS-00154
<GroupDescription></GroupDescription>Group -
The RHEL 8 fapolicy module must be configured to employ a deny-all, permit-by-exception policy to allow the execution of authorized software programs.
<VulnDiscussion>The organization must identify authorized software programs and permit execution of authorized software. The process used to ...Rule Medium Severity -
SRG-OS-000378-GPOS-00163
<GroupDescription></GroupDescription>Group -
RHEL 8 must have the USBGuard installed.
<VulnDiscussion>Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. P...Rule Medium Severity -
SRG-OS-000378-GPOS-00163
<GroupDescription></GroupDescription>Group -
RHEL 8 must enable the USBGuard.
<VulnDiscussion>Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. ...Rule Medium Severity -
SRG-OS-000423-GPOS-00187
<GroupDescription></GroupDescription>Group -
All RHEL 8 networked systems must have SSH installed.
<VulnDiscussion>Without protection of the transmitted information, confidentiality and integrity may be compromised because unprotected commu...Rule Medium Severity
Node 2
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