Guide to the Secure Configuration of Red Hat Enterprise Linux 9
Rules, Groups, and Values defined within the XCCDF Benchmark
-
Verify Group Who Owns Backup shadow File
To properly set the owner of/etc/shadow-
, run the command:$ sudo chown root /etc/shadow-
Rule Medium Severity -
Verify User Who Owns group File
To properly set the owner of/etc/group
, run the command:$ sudo chown root /etc/group
Rule Medium Severity -
Verify User Who Owns gshadow File
To properly set the owner of/etc/gshadow
, run the command:$ sudo chown root /etc/gshadow
Rule Medium Severity -
Verify User Who Owns passwd File
To properly set the owner of/etc/passwd
, run the command:$ sudo chown root /etc/passwd
Rule Medium Severity -
Verify User Who Owns shadow File
To properly set the owner of/etc/shadow
, run the command:$ sudo chown root /etc/shadow
Rule Medium Severity -
Verify Permissions on Backup group File
To properly set the permissions of/etc/group-
, run the command:$ sudo chmod 0644 /etc/group-
Rule Medium Severity -
Verify Permissions on Backup gshadow File
To properly set the permissions of/etc/gshadow-
, run the command:$ sudo chmod 0000 /etc/gshadow-
Rule Medium Severity -
Verify Permissions on Backup passwd File
To properly set the permissions of/etc/passwd-
, run the command:$ sudo chmod 0644 /etc/passwd-
Rule Medium Severity -
Verify Permissions on Backup shadow File
To properly set the permissions of/etc/shadow-
, run the command:$ sudo chmod 0000 /etc/shadow-
Rule Medium Severity -
Verify Permissions on gshadow File
To properly set the permissions of/etc/gshadow
, run the command:$ sudo chmod 0000 /etc/gshadow
Rule Medium Severity -
Verify Permissions on passwd File
To properly set the permissions of/etc/passwd
, run the command:$ sudo chmod 0644 /etc/passwd
Rule Medium Severity -
Verify Permissions on shadow File
To properly set the permissions of/etc/shadow
, run the command:$ sudo chmod 0000 /etc/shadow
Rule Medium Severity -
Verify Permissions on Files within /var/log Directory
The/var/log
directory contains files with logs of error messages in the system and should only be accessed by authorized personnel.Group -
Verify Group Who Owns /var/log Directory
To properly set the group owner of/var/log
, run the command:$ sudo chgrp root /var/log
Rule Medium Severity -
Verify Group Who Owns /var/log/syslog File
To properly set the group owner of/var/log/syslog
, run the command:$ sudo chgrp adm /var/log/syslog
Rule Medium Severity -
Verify User Who Owns /var/log Directory
To properly set the owner of/var/log
, run the command:$ sudo chown root /var/log
Rule Medium Severity -
Verify User Who Owns /var/log/messages File
To properly set the owner of/var/log/messages
, run the command:$ sudo chown root /var/log/messages
Rule Medium Severity -
Verify User Who Owns /var/log/syslog File
To properly set the owner of/var/log/syslog
, run the command:$ sudo chown syslog /var/log/syslog
Rule Medium Severity -
Verify Permissions on /var/log Directory
To properly set the permissions of/var/log
, run the command:$ sudo chmod 0755 /var/log
Rule Medium Severity -
Verify Permissions on /var/log/messages File
To properly set the permissions of/var/log/messages
, run the command:$ sudo chmod 0640 /var/log/messages
Rule Medium Severity
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