Guide to the Secure Configuration of Alibaba Cloud Linux 3
Rules, Groups, and Values defined within the XCCDF Benchmark
-
zabbix_can_network SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
zarafa_setrlimit SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
zebra_write_config SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
zoneminder_anon_write SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
zoneminder_run_sudo SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
Services
The best protection against vulnerable software is running less software. This section describes how to review the software which Alibaba Cloud Lin...Group -
Apport Service
The Apport service provides debugging and crash reporting features on Ubuntu distributions.Group -
APT service configuration
The apt service manage the package management and update of the whole system. Its configuration need to be properly defined to ensure efficient sec...Group -
Avahi Server
The Avahi daemon implements the DNS Service Discovery and Multicast DNS protocols, which provide service and host discovery on a network. It allows...Group -
Configure Avahi if Necessary
If your system requires the Avahi daemon, its configuration can be restricted to improve security. The Avahi daemon configuration file is <code>/et...Group -
Disable Avahi Publishing
To prevent Avahi from publishing its records, edit <code>/etc/avahi/avahi-daemon.conf</code> and ensure the following line appears in the <code>[pu...Rule Low Severity -
Disable Avahi Server if Possible
Because the Avahi daemon service keeps an open network port, it is subject to network attacks. Disabling it can reduce the system's vulnerability t...Group -
Disable Avahi Server Software
Theavahi-daemonservice can be disabled with the following command:$ sudo systemctl mask --now avahi-daemon.service
Rule Medium Severity -
Base Services
This section addresses the base services that are installed on a Alibaba Cloud Linux 3 default installation which are not covered in other sections...Group -
Disable Automatic Bug Reporting Tool (abrtd)
The Automatic Bug Reporting Tool (<code>abrtd</code>) daemon collects and reports crash data when an application crash is detected. Using a variety...Rule Medium Severity -
Disable ntpdate Service (ntpdate)
The <code>ntpdate</code> service sets the local hardware clock by polling NTP servers when the system boots. It synchronizes to the NTP servers lis...Rule Low Severity -
Disable Odd Job Daemon (oddjobd)
The <code>oddjobd</code> service exists to provide an interface and access control mechanism through which specified privileged tasks can run tasks...Rule Medium Severity -
Disable Apache Qpid (qpidd)
The <code>qpidd</code> service provides high speed, secure, guaranteed delivery services. It is an implementation of the Advanced Message Queuing ...Rule Low Severity -
Disable Network Router Discovery Daemon (rdisc)
The <code>rdisc</code> service implements the client side of the ICMP Internet Router Discovery Protocol (IRDP), which allows discovery of routers ...Rule Medium Severity -
Cron and At Daemons
The cron and at services are used to allow commands to be executed at a later time. The cron service is required by almost all systems to perform n...Group
Node 2
The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.