II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 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 -
OL 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-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
OL 8 must display the date and time of the last successful account logon upon logon.
<VulnDiscussion>Providing users with feedback on when account accesses last occurred facilitates user recognition and reporting of unauthoriz...Rule Low Severity -
SRG-OS-000480-GPOS-00227
<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 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 -
SRG-OS-000480-GPOS-00228
<GroupDescription></GroupDescription>Group -
OL 8 must set the umask value to 077 for all local interactive user accounts.
<VulnDiscussion>The umask controls the default access mode assigned to newly created files. A umask of 077 limits new files to mode 600 or le...Rule Medium Severity -
SRG-OS-000480-GPOS-00228
<GroupDescription></GroupDescription>Group -
OL 8 must define default permissions for logon and non-logon shells.
<VulnDiscussion>The umask controls the default access mode assigned to newly created files. A umask of 077 limits new files to mode 600 or le...Rule Medium Severity -
SRG-OS-000326-GPOS-00126
<GroupDescription></GroupDescription>Group -
The OL 8 audit system must be configured to audit the execution of privileged functions and prevent all software from executing at higher privilege levels than users executing the software.
<VulnDiscussion>Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external enti...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
Cron logging must be implemented in OL 8.
<VulnDiscussion>Cron logging can be used to trace the successful or unsuccessful execution of cron jobs. It can also be used to spot intrusio...Rule Medium Severity -
SRG-OS-000046-GPOS-00022
<GroupDescription></GroupDescription>Group -
The OL 8 System Administrator (SA) and Information System Security Officer (ISSO) (at a minimum) must be alerted of an audit processing failure event.
<VulnDiscussion>It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....Rule Medium Severity
Node 2
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