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82c92e0078
kube-bench/cfg/master.yaml
Abubakr-Sadik Nii Nai Davis 609c4ff01c Move kubernetes binaries and config paths to kube-bench config.
2017-07-13 00:24:09 +00:00

801 lines
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YAML
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---
controls:
id: 1
text: "Master Node Security Configuration"
type: "master"
groups:
- id: 1.1
text: "API Server"
checks:
- id: 1.1.1
text: "Ensure that the --allow-privileged argument is set to false (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "allow-privileged"
compare:
op: eq
value: false
set: true
remediation: "Edit the $apiserverconf file on the master node and set
the KUBE_ALLOW_PRIV parameter to \"--allow-privileged=false\""
scored: true
- id: 1.1.2
text: "Ensure that the --anonymous-auth argument is set to false (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--anonymous-auth"
compare:
op: eq
value: false
set: true
remediation: "Edit the $apiserverconf file on the master node and set
the KUBE_API_ARGS parameter to \"--anonymous-auth=false\""
scored: true
- id: 1.1.3
text: "Ensure that the --basic-auth-file argument is not set (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--basic-auth-file"
set: false
remediation: "Follow the documentation and configure alternate mechanisms for
authentication. Then, edit the $apiserverconf file on the master
node and remove the \"--basic-auth-file=<filename>\" argument from the
KUBE_API_ARGS parameter."
scored: true
- id: 1.1.4
text: "Ensure that the --insecure-allow-any-token argument is not set (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--insecure-allow-any-token"
set: false
remediation: "Edit the $apiserverconf file on the master node and remove
the --insecure-allow-any-token argument from the KUBE_API_ARGS parameter."
scored: true
- id: 1.1.5
text: "Ensure that the --kubelet-https argument is set to true (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
bin_op: or
test_items:
- flag: "--kubelet-https"
compare:
op: eq
value: true
set: true
- flag: "--kubelet-https"
set: false
remediation: "Edit the $apiserverconf file on the master node and remove
the --kubelet-https argument from the KUBE_API_ARGS parameter."
scored: true
- id: 1.1.6
text: "Ensure that the --insecure-bind-address argument is not set (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--insecure-bind-address"
set: false
remediation: "Edit the $apiserverconf file on the master node and remove
the --insecure-bind-address argument from the KUBE_API_ADDRESS parameter."
scored: true
- id: 1.1.7
text: "Ensure that the --insecure-port argument is set to 0 (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--insecure-port"
compare:
op: eq
value: 0
set: true
remediation: "Edit the $apiserverconf file on the master node and set
--insecure-port=0 in the KUBE_API_PORT parameter."
scored: true
- id: 1.1.8
text: "Ensure that the --secure-port argument is not set to 0 (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
bin_op: or
test_items:
- flag: "--secure-port"
compare:
op: gt
value: 0
set: true
- flag: "--secure-port"
set: false
remediation: "Edit the $apiserverconf file on the master node and either
remove the --secure-port argument from the KUBE_API_ARGS parameter or set
it to a different desired port."
scored: true
- id: 1.1.9
text: "Ensure that the --profiling argument is set to false (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--profiling"
compare:
op: eq
value: false
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--profiling=false\""
scored: true
- id: 1.1.10
text: "Ensure that the --repair-malformed-updates argument is set to false (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--repair-malformed-updates"
compare:
op: eq
value: false
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--repair-malformed-updates=false\""
scored: true
- id: 1.1.11
text: "Ensure that the admission control policy is not set to AlwaysAdmit (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: nothave
value: AlwaysAdmit
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to a value that does not include AlwaysAdmit"
scored: true
- id: 1.1.12
text: "Ensure that the admission control policy is set to AlwaysPullImages (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: has
value: "AlwaysPullImages"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to \"--admission-control=...,AlwaysPullImages,...\""
scored: true
- id: 1.1.13
text: "Ensure that the admission control policy is set to DenyEscalatingExec (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: has
value: "DenyEscalatingExec"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to \"--admission-control=...,DenyEscalatingExec,...\""
scored: true
- id: 1.1.14
text: "Ensure that the admission control policy is set to SecurityContextDeny (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: has
value: "SecurityContextDeny"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to \"--admission-control=...,SecurityContextDeny,...\""
scored: true
- id: 1.1.15
text: "Ensure that the admission control policy is set to NamespaceLifecycle (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "admission-control"
compare:
op: has
value: "NamespaceLifecycle"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to \"--admission-control=NamespaceLifecycle,...\""
scored: true
- id: 1.1.16
text: "Ensure that the --audit-log-path argument is set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--audit-log-path"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--audit-log-path=<filename>\""
scored: true
- id: 1.1.17
text: "Ensure that the --audit-log-maxage argument is set to 30 or as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--audit-log-maxage"
compare:
op: gte
value: 30
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--audit-log-maxage=30\""
scored: true
- id: 1.1.18
text: "Ensure that the --audit-log-maxbackup argument is set to 10 or as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--audit-log-maxbackup"
compare:
op: gte
value: 10
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--audit-log-maxbackup=10\""
scored: true
- id: 1.1.19
text: "Ensure that the --audit-log-maxsize argument is set to 100 or as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--audit-log-maxsize"
compare:
op: gte
value: 100
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--audit-log-maxsize=100\""
scored: true
- id: 1.1.20
text: "Ensure that the --authorization-mode argument is not set to AlwaysAllow (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--authorization-mode"
compare:
op: nothave
value: "AlwaysAllow"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to values other than \"--authorization-mode=AlwaysAllow\""
scored: true
- id: 1.1.21
text: "Ensure that the --token-auth-file parameter is not set (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--token-auth-file"
set: false
remediation: "Follow the documentation and configure alternate mechanisms for authentication.
Then, edit the $apiserverconf file on the master node and remove the
\"--tokenauth-file=<filename>\" argument from the KUBE_API_ARGS parameter."
scored: true
- id: 1.1.22
text: "Ensure that the --kubelet-certificate-authority argument is set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--kubelet-certificate-authority"
set: true
remediation: "Follow the Kubernetes documentation and setup the TLS connection between
the apiserver and kubelets. Then, edit the $apiserverconf file on the
master node and set the KUBE_API_ARGS parameter to
\"--kubelet-certificate-authority=<ca-string>\""
scored: true
- id: 1.1.23
text: "Ensure that the --kubelet-client-certificate and --kubelet-clientkey arguments are set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
bin_op: and
test_items:
- flag: "--kubelet-client-certificate"
set: true
- flag: "--kubelet-client-key"
set: true
remediation: "Follow the Kubernetes documentation and set up the TLS connection between the apiserver
and kubelets. Then, edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to \"--kubelet-clientcertificate=<path/to/client-certificate-file>\"
and \"--kubelet-clientkey=<path/to/client-key-file>\""
scored: true
- id: 1.1.24
text: "Ensure that the --service-account-lookup argument is set to true (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--service-account-lookup"
compare:
op: eq
value: true
set: true
remediation: "Edit the $apiserverconf file on the master node and set the KUBE_API_ARGS parameter
to \"--service-account-lookup=true\""
scored: true
- id: 1.1.25
text: "Ensure that the admission control policy is set to PodSecurityPolicy (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: has
value: "PodSecurityPolicy"
set: true
remediation: "Follow the documentation and create Pod Security Policy objects as per your environment.
Then, edit the $apiserverconf file on the master node and set the KUBE_ADMISSION_CONTROL
parameter to \"--admission-control=...,PodSecurityPolicy,...\""
scored: true
- id: 1.1.26
text: "Ensure that the --service-account-key-file argument is set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--service-account-key-file"
set: true
remediation: "Edit the $apiserverconf file on the master node and set the KUBE_API_ARGS
parameter to \"--service-account-key-file=<filename>\""
scored: true
- id: 1.1.27
text: "Ensure that the --etcd-certfile and --etcd-keyfile arguments are set as appropriate (Scored"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
bin_op: and
test_items:
- flag: "--etcd-certfile"
set: true
- flag: "--etcd-keyfile"
set: true
remediation: "Follow the Kubernetes documentation and set up the TLS connection between the apiserver
and etcd. Then, edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to include \"--etcd-certfile=<path/to/clientcertificate-file>\"
and \"--etcd-keyfile=<path/to/client-key-file>\""
scored: true
- id: 1.1.28
text: "Ensure that the admission control policy is set to ServiceAccount (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--admission-control"
compare:
op: has
value: "ServiceAccount"
set: true
remediation: "Follow the documentation and create ServiceAccount objects as per your environment.
Then, edit the $apiserverconf file on the master node and set the
KUBE_ADMISSION_CONTROL parameter to \"--admissioncontrol=...,ServiceAccount,...\""
scored: true
- id: 1.1.29
text: "Ensure that the --tls-cert-file and --tls-private-key-file arguments are set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
bin_op: and
test_items:
- flag: "--tls-cert-file"
set: true
- flag: "--tls-private-key-file"
set: true
remediation: "Follow the Kubernetes documentation and set up the TLS connection on the apiserver.
Then, edit the $apiserverconf file on the master node and set the KUBE_API_ARGS parameter to
include \"--tls-cert-file=<path/to/tls-certificatefile>\" and
\"--tls-private-key-file=<path/to/tls-key-file>\""
scored: true
- id: 1.1.30
text: "Ensure that the --client-ca-file argument is set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--client-ca-file"
set: true
remediation: "Follow the Kubernetes documentation and set up the TLS connection on the apiserver.
Then, edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to include \"--client-ca-file=<path/to/client-ca-file>\""
scored: true
- id: 1.1.31
text: "Ensure that the --etcd-cafile argument is set as appropriate (Scored)"
audit: "ps -ef | grep $apiserverbin | grep -v grep"
tests:
test_items:
- flag: "--etcd-cafile"
set: true
remediation: "Follow the Kubernetes documentation and set up the TLS connection between the apiserver
and etcd. Then, edit the $apiserverconf file on the master node and set the
KUBE_API_ARGS parameter to include \"--etcd-cafile=<path/to/ca-file>\""
scored: true
- id: 1.2
text: "Scheduler"
checks:
- id: 1.2.1
text: "Ensure that the --profiling argument is set to false (Scored)"
audit: "ps -ef | grep $schedulerbin | grep -v grep"
tests:
test_items:
- flag: "--profiling"
compare:
op: eq
value: false
set: true
remediation: "Edit the $schedulerconf file on the master node and set the KUBE_SCHEDULER_ARGS
parameter to \"--profiling=false\""
scored: true
- id: 1.3
text: "Controller Manager"
checks:
- id: 1.3.1
text: "Ensure that the --terminated-pod-gc-threshold argument is set as appropriate (Scored)"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--terminated-pod-gc-threshold"
set: true
remediation: "Edit the $controllermanagerconf file on the master node and set the
KUBE_CONTROLLER_MANAGER_ARGS parameter to \"--terminated-pod-gcthreshold=<appropriate-number>\""
scored: true
- id: 1.3.2
text: "Ensure that the --profiling argument is set to false (Scored)"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--profiling"
compare:
op: eq
value: false
set: true
remediation: "Edit the $controllermanagerconf file on the master node and set the
KUBE_CONTROLLER_MANAGER_ARGS parameter to \"--profiling=false\""
scored: true
- id: 1.3.3
text: "Ensure that the --insecure-experimental-approve-all-kubelet-csrs-for-group argument is not set (Scored)"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--insecure-experimental-approve-all-kubelet-csrs-for-group"
set: false
remediation: "Edit the $controllermanagerconf file on the master node and remove
the -insecure-experimental-approve-all-kubelet-csrs-for-group argument from the
KUBE_CONTROLLER_MANAGER_ARGS parameter"
scored: true
- id: 1.3.4
text: "Ensure that the --use-service-account-credentials argument is set"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--use-service-account-credentials"
compare:
op: eq
value: true
set: true
remediation: "Edit the $controllermanagerconf file on the master node and set the
KUBE_CONTROLLER_MANAGER_ARGS parameter to --use-service-account-credentials=true"
scored: true
- id: 1.3.5
text: "Ensure that the --service-account-private-key-file argument is set as appropriate (Scored)"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--service-account-private-key-file"
set: true
remediation: "Edit the $controllermanagerconf file on the master node and set the
KUBE_CONTROLLER_MANAGER_ARGS parameter to --service-account-private-keyfile=<filename>"
scored: true
- id: 1.3.6
text: "Ensure that the --root-ca-file argument is set as appropriate (Scored)"
audit: "ps -ef | grep $controllermanagerbin | grep -v grep"
tests:
test_items:
- flag: "--root-ca-file"
set: true
remediation: "Edit the $controllermanagerconf file on the master node and set the
KUBE_CONTROLLER_MANAGER_ARGS parameter to include --root-ca-file=<file>"
scored: true
- id: 1.4
text: "Configure Files"
checks:
- id: 1.4.1
text: "Ensure that the apiserver file permissions are set to 644 or more restrictive (Scored)"
audit: "if test -e $apiserverconf; then stat -c %a $apiserverconf; fi"
tests:
test_items:
- flag: "644"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chmod 644 $apiserverconf"
scored: true
- id: 1.4.2
text: "Ensure that the apiserver file ownership is set to root:root (Scored)"
audit: "if test -e $apiserverconf; then stat -c %U:%G $apiserverconf; fi"
tests:
test_items:
- flag: "root:root"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chown root:root $apiserverconf"
scored: true
- id: 1.4.3
text: "Ensure that the config file permissions are set to 644 or more restrictive (Scored)"
audit: "if test -e $config; then stat -c %a $config; fi"
tests:
test_items:
- flag: "644"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chmod 644 $config"
scored: true
- id: 1.4.4
text: "Ensure that the config file ownership is set to root:root (Scored)"
audit: "if test -e $config; then stat -c %U:%G $config; fi"
tests:
test_items:
- flag: "root:root"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chown root:root $config"
scored: true
- id: 1.4.5
text: "Ensure that the scheduler file permissions are set to 644 or more restrictive (Scored)"
audit: "if test -e $schedulerconf; then stat -c %a $schedulerconf; fi"
tests:
test_items:
- flag: "644"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chmod 644 $schedulerconf"
scored: true
- id: 1.4.6
text: "Ensure that the scheduler file ownership is set to root:root (Scored)"
audit: "if test -e $schedulerconf; then stat -c %U:%G $schedulerconf; fi"
tests:
test_items:
- flag: "root:root"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chown root:root $schedulerconf"
scored: true
- id: 1.4.7
text: "Ensure that the etcd.conf file permissions are set to 644 or more restrictive (Scored)"
audit: "if test -e $etcdconf; then stat -c %a $etcdconf; fi"
tests:
test_items:
- flag: "644"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chmod 644 $etcdconf"
scored: true
- id: 1.4.8
text: "Ensure that the etcd.conf file ownership is set to root:root (Scored)"
audit: "if test -e $etcdconf; then stat -c %U:%G $etcdconf; fi"
tests:
test_items:
- flag: "root:root"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chown root:root $etcdconf"
scored: true
- id: 1.4.9
text: "Ensure that the flanneld file permissions are set to 644 or more restrictive (Scored)"
audit: "if test -e $flanneldconf; then stat -c %a $flanneldconf; fi"
tests:
test_items:
- flag: "644"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chmod 644 $flanneldconf"
scored: true
- id: 1.4.10
text: "Ensure that the flanneld file ownership is set to root:root (Scored)"
audit: "if test -e $flanneldconf; then stat -c %U:%G $flanneldconf; fi"
tests:
test_items:
- flag: "root:root"
set: true
remediation: "Run the below command (based on the file location on your system) on the master node.
\nFor example, chown root:root $flanneldconf"
scored: true
- id: 1.4.11
text: "Ensure that the etcd data directory permissions are set to 700 or more restrictive (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep | grep -o data-dir=.* | cut -d= -f2 | xargs stat -c %a"
tests:
test_items:
- flag: "700"
set: true
remediation: "On the etcd server node, get the etcd data directory, passed as an argument --data-dir ,
from the below command:\n
ps -ef | grep $etcdbin\n
Run the below command (based on the etcd data directory found above). For example,\n
chmod 700 /var/lib/etcd/default.etcd"
scored: true
- id: 1.5
text: "etcd"
checks:
- id: 1.5.1
text: "Ensure that the --cert-file and --key-file arguments are set as appropriate (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--cert-file"
set: true
- flag: "--key-file"
set: true
remediation: "Follow the etcd service documentation and configure TLS encryption."
scored: true
- id: 1.5.2
text: "Ensure that the --client-cert-auth argument is set to true (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--client-cert-auth"
compare:
op: eq
value: true
set: true
remediation: "Edit the etcd envrironment file (for example, $etcdconf) on the
etcd server node and set the ETCD_CLIENT_CERT_AUTH parameter to \"true\".
Edit the etcd startup file (for example, /etc/systemd/system/multiuser.target.wants/etcd.service)
and configure the startup parameter for --clientcert-auth and set it to \"${ETCD_CLIENT_CERT_AUTH}\""
scored: true
- id: 1.5.3
text: "Ensure that the --auto-tls argument is not set to true (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
bin_op: or
test_items:
- flag: "--auto-tls"
set: false
- flag: "--auto-tls"
compare:
op: neq
value: true
remediation: "Edit the etcd environment file (for example, $etcdconf) on the etcd server
node and comment out the ETCD_AUTO_TLS parameter. Edit the etcd startup file (for example,
/etc/systemd/system/multiuser.target.wants/etcd.service) and remove the startup parameter
for --auto-tls."
scored: true
- id: 1.5.4
text: "Ensure that the --peer-cert-file and --peer-key-file arguments are set as appropriate (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--peer-cert-file"
set: true
- flag: "--peer-key-file"
set: true
remediation: "Note: This recommendation is applicable only for etcd clusters. If you are using only
one etcd server in your environment then this recommendation is not applicable.
Follow the etcd service documentation and configure peer TLS encryption as appropriate for
your etcd cluster."
scored: true
- id: 1.5.5
text: "Ensure that the --peer-client-cert-auth argument is set to true (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--peer-client-cert-auth"
compare:
op: eq
value: true
set: true
remediation: "Note: This recommendation is applicable only for etcd clusters. If you are using only
one etcd server in your environment then this recommendation is not applicable.
Edit the etcd environment file (for example, $etcdconf) on the etcd server node
and set the ETCD_PEER_CLIENT_CERT_AUTH parameter to \"true\". Edit the etcd startup file
(for example, /etc/systemd/system/multiuser.target.wants/etcd.service) and configure the
startup parameter for --peer-client-cert-auth and set it to \"${ETCD_PEER_CLIENT_CERT_AUTH}\""
scored: true
- id: 1.5.6
text: "Ensure that the --peer-auto-tls argument is not set to true (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
bin_op: or
test_items:
- flag: "--peer-auto-tls"
set: false
- flag: "--peer-auto-tls"
compare:
op: eq
value: false
set: true
remediation: "Note: This recommendation is applicable only for etcd clusters.
If you are using only one etcd server in your environment then this recommendation is
not applicable. Edit the etcd environment file (for example, $etcdconf)
on the etcd server node and comment out the ETCD_PEER_AUTO_TLS parameter.
Edit the etcd startup file (for example, /etc/systemd/system/multiuser.target.wants/etcd.service)
and remove the startup parameter for --peer-auto-tls."
scored: true
- id: 1.5.7
text: "Ensure that the --wal-dir argument is set as appropriate (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--wal-dir"
set: true
remediation: "Edit the etcd environment file (for example, $etcdconf) on the etcd server node
and set the ETCD_WAL_DIR parameter as appropriate. Edit the etcd startup file (for example,
/etc/systemd/system/multiuser.target.wants/etcd.service) and configure the startup parameter for
--wal-dir and set it to \"${ETCD_WAL_DIR}\""
scored: true
- id: 1.5.8
text: "Ensure that the --max-wals argument is set to 0 (Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--max-wals"
compare:
op: eq
value: 0
set: true
remediation: "Edit the etcd environment file (for example, $etcdconf) on the etcd server node
and set the ETCD_MAX_WALS parameter to 0. Edit the etcd startup file (for example,
/etc/systemd/system/multiuser.target.wants/etcd.service) and configure the startup parameter
for --max-wals and set it to \"${ETCD_MAX_WALS}\"."
scored: true
- id: 1.5.9
text: "Ensure that a unique Certificate Authority is used for etcd (Not Scored)"
audit: "ps -ef | grep $etcdbin | grep -v grep"
tests:
test_items:
- flag: "--trusted-ca-file"
set: true
remediation: "Follow the etcd documentation and create a dedicated certificate authority setup for the
etcd service."
scored: false
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