DRAFT - Unclassified Information in Non-federal Information Systems and Organizations (NIST 800-171)
Rules and Groups employed by this XCCDF Profile
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Restrict Programs from Dangerous Execution Patterns
The recommendations in this section are designed to ensure that the system's features to protect against potentially dangerous program execution are activated. These protections are applied at the ...Group -
Disable storing core dumps
To set the runtime status of the <code>kernel.core_pattern</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.core_pattern=|/bin/false</pre> To make sure that the sett...Rule Medium Severity -
Configure file name of core dumps
To set the runtime status of the <code>kernel.core_uses_pid</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.core_uses_pid=0</pre> To make sure that the setting is p...Rule Medium Severity -
Restrict Access to Kernel Message Buffer
To set the runtime status of the <code>kernel.dmesg_restrict</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.dmesg_restrict=1</pre> To make sure that the setting is...Rule Low Severity -
Disable Kernel Image Loading
To set the runtime status of the <code>kernel.kexec_load_disabled</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.kexec_load_disabled=1</pre> To make sure that the ...Rule Medium Severity -
Disallow kernel profiling by unprivileged users
To set the runtime status of the <code>kernel.perf_event_paranoid</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.perf_event_paranoid=2</pre> To make sure that the ...Rule Low Severity -
Restrict usage of ptrace to descendant processes
To set the runtime status of the <code>kernel.yama.ptrace_scope</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.yama.ptrace_scope=1</pre> To make sure that the sett...Rule Medium Severity -
Disable the use of user namespaces
To set the runtime status of the <code>user.max_user_namespaces</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w user.max_user_namespaces=0</pre> To make sure that the set...Rule Medium Severity -
Disable Core Dumps
A core dump file is the memory image of an executable program when it was terminated by the operating system due to errant behavior. In most cases, only software developers legitimately need to acc...Group -
Disable acquiring, saving, and processing core dumps
Thesystemd-coredump.socket
unit is a socket activation of thesystemd-coredump@.service
which processes core dumps. By masking the unit, core dump processing is disabled.Rule Medium Severity
Node 2
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Capacity
Modules