Guide to the Secure Configuration of SUSE Linux Enterprise 12
Rules, Groups, and Values defined within the XCCDF Benchmark
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Disable vsftpd Service
Thevsftpd
service can be disabled with the following command:$ sudo systemctl mask --now vsftpd.service
Rule Medium Severity -
Configure vsftpd to Provide FTP Service if Necessary
The primary vsftpd configuration file is/etc/vsftpd.conf
, if that file exists, or/etc/vsftpd/vsftpd.conf
if it does not.Group -
Create Warning Banners for All FTP Users
Edit the vsftpd configuration file, which resides at/etc/vsftpd.conf
by default. Add or correct the following configuration options:banner_file=/etc/issue
Rule Medium Severity -
Restrict the Set of Users Allowed to Access FTP
This section describes how to disable non-anonymous (password-based) FTP logins, or, if it is not possible to do this entirely due to legacy applications, how to restrict insecure FTP login to only...Group -
Limit Users Allowed FTP Access if Necessary
If there is a mission-critical reason for users to access their accounts via the insecure FTP protocol, limit the set of users who are allowed this access. Edit the vsftpd configuration file. Add o...Rule Unknown Severity -
Disable Apache if Possible
If Apache was installed and activated, but the system does not need to act as a web server, then it should be disabled and removed from the system.Group -
Uninstall httpd Package
Thehttpd
package can be removed with the following command:$ sudo zypper remove httpd
Rule Unknown Severity -
IMAP and POP3 Server
Dovecot provides IMAP and POP3 services. It is not installed by default. The project page at <a href="http://www.dovecot.org">http://www.dovecot.org</a> contains more detailed information abou...Group -
Disable Dovecot
If the system does not need to operate as an IMAP or POP3 server, the dovecot software should be disabled and removed.Group -
Disable Dovecot Service
Thedovecot
service can be disabled with the following command:$ sudo systemctl mask --now dovecot.service
Rule Unknown Severity
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