Guide to the Secure Configuration of Fedora
Rules, Groups, and Values defined within the XCCDF Benchmark
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Ensure there are no legacy + NIS entries in /etc/shadow
The+
character in/etc/shadow
file marks a place where entries from a network information service (NIS) should be directly inserted.Rule Medium Severity -
Verify No netrc Files Exist
The <code>.netrc</code> files contain login information used to auto-login into FTP servers and reside in the user's home directory. These files may contain unencrypted passwords to remote FTP serv...Rule Medium Severity -
Restrict Root Logins
Direct root logins should be allowed only for emergency use. In normal situations, the administrator should access the system via a unique unprivileged account, and then use <code>su</code> or <cod...Group -
Verify Only Root Has UID 0
If any account other than root has a UID of 0, this misconfiguration should be investigated and the accounts other than root should be removed or have their UID changed. <br> If the account is asso...Rule High Severity -
Verify Root Has A Primary GID 0
Theroot
user should have a primary group of 0.Rule High Severity -
Restrict Web Browser Use for Administrative Accounts
Enforce policy requiring administrative accounts use web browsers only for local service administration.Rule Unknown Severity -
Restrict Serial Port Root Logins
To restrict root logins on serial ports, ensure lines of this form do not appear in/etc/securetty
:ttyS0 ttyS1
Rule Medium Severity -
Root Path Must Be Vendor Default
Assuming root shell is bash, edit the following files: <pre>~/.profile</pre> <pre>~/.bashrc</pre> Change any <code>PATH</code> variables to the vendor default for root and remove any empty...Rule Unknown Severity -
Restrict Virtual Console Root Logins
To restrict root logins through the (deprecated) virtual console devices, ensure lines of this form do not appear in/etc/securetty
:vc/1 vc/2 vc/3 vc/4
Rule Medium Severity -
Enforce usage of pam_wheel for su authentication
To ensure that only users who are members of the <code>wheel</code> group can run commands with altered privileges through the <code>su</code> command, make sure that the following line exists in t...Rule Medium Severity
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