Guide to the Secure Configuration of Red Hat Enterprise Linux 7
Rules, Groups, and Values defined within the XCCDF Benchmark
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Disable CPU Speed (cpupower)
The <code>cpupower</code> service can adjust the clock speed of supported CPUs based upon the current processing load thereby conserving power and ...Rule Low Severity -
Disable KDump Kernel Crash Analyzer (kdump)
The <code>kdump</code> service provides a kernel crash dump analyzer. It uses the <code>kexec</code> system call to boot a secondary kernel ("captu...Rule Medium Severity -
Disable Software RAID Monitor (mdmonitor)
The <code>mdmonitor</code> service is used for monitoring a software RAID array; hardware RAID setups do not use this service. The <code>mdmonitor...Rule Low Severity -
Disable D-Bus IPC Service (messagebus)
D-Bus provides an IPC mechanism used by a growing list of programs, such as those used for Gnome, Bluetooth, and Avahi. Due to these dependencies, ...Rule Low Severity -
Disable Network Console (netconsole)
The <code>netconsole</code> service is responsible for loading the netconsole kernel module, which logs kernel printk messages over UDP to a syslog...Rule Low 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 Portreserve (portreserve)
The <code>portreserve</code> service is a TCP port reservation utility that can be used to prevent portmap from binding to well known TCP ports tha...Rule Low 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 named Service
Thenamedservice can be disabled with the following command:$ sudo systemctl mask --now named.service
Rule Medium Severity -
Disable Quota Netlink (quota_nld)
The <code>quota_nld</code> service provides notifications to users of disk space quota violations. It listens to the kernel via a netlink socket fo...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 -
Disable Red Hat Network Service (rhnsd)
The Red Hat Network service automatically queries Red Hat Network servers to determine whether there are any actions that should be executed, such ...Rule Low Severity -
Disable Red Hat Subscription Manager Daemon (rhsmcertd)
The Red Hat Subscription Manager (rhsmcertd) periodically checks for changes in the entitlement certificates for a registered system and updates it...Rule Low Severity -
Disable Cyrus SASL Authentication Daemon (saslauthd)
The <code>saslauthd</code> service handles plaintext authentication requests on behalf of the SASL library. The service isolates all code requiring...Rule Low Severity -
Disable SMART Disk Monitoring Service (smartd)
SMART (Self-Monitoring, Analysis, and Reporting Technology) is a feature of hard drives that allows them to detect symptoms of disk failure and rel...Rule Low Severity -
Disable System Statistics Reset Service (sysstat)
The <code>sysstat</code> service resets various I/O and CPU performance statistics to zero in order to begin counting from a fresh state at boot ti...Rule Low 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 -
Install the cron service
The Cron service should be installed.Rule Medium Severity -
Enable cron Service
The <code>crond</code> service is used to execute commands at preconfigured times. It is required by almost all systems to perform necessary mainte...Rule Medium Severity
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