Docker Enterprise 2.x Linux/UNIX Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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Docker Enterprise node certificates must be rotated as defined in the System Security Plan (SSP).
<VulnDiscussion>Rotate swarm node certificates as appropriate. Docker Swarm uses mutual TLS for clustering operations amongst its nodes. Cer...Rule Medium Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
The Docker Enterprise default ulimit must not be overwritten at runtime unless approved in the System Security Plan (SSP).
<VulnDiscussion>The default ulimit is set at the Docker daemon level. However, override the default ulimit setting, if needed, during contain...Rule Medium Severity -
SRG-APP-000454
<GroupDescription></GroupDescription>Group -
Docker Enterprise older Universal Control Plane (UCP) and Docker Trusted Registry (DTR) images must be removed from all cluster nodes upon upgrading.
<VulnDiscussion>When upgrading either the UCP or DTR components of Docker Enterprise, the newer images are pulled (or unpacked if offline) on...Rule Medium Severity -
SRG-APP-000475
<GroupDescription></GroupDescription>Group -
Only trusted, signed images must be stored in Docker Trusted Registry (DTR) in Docker Enterprise.
<VulnDiscussion>The Universal Control Plane (UCP) and DTR components of Docker Enterprise can be used in concert to perform an integrity chec...Rule Medium Severity -
SRG-APP-000485
<GroupDescription></GroupDescription>Group -
Docker Content Trust enforcement must be enabled in Universal Control Plane (UCP).
<VulnDiscussion>The UCP and Docker Trusted Registry (DTR) components of Docker Enterprise can be used in concert with built-in audit logging ...Rule Medium Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
Docker Swarm must have the minimum number of manager nodes.
<VulnDiscussion>Ensure that the minimum number of required manager nodes is created in a swarm. Manager nodes within a swarm have control ov...Rule Medium Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
Docker Enterprise Swarm manager auto-lock key must be rotated periodically.
<VulnDiscussion>Rotate swarm manager auto-lock key periodically. Swarm manager auto-lock key is not automatically rotated. Rotate them perio...Rule Medium Severity -
Docker Enterprise docker.service file ownership must be set to root:root.
<VulnDiscussion>Verify that the docker.service file ownership and group-ownership are correctly set to root. docker.service file contains se...Rule High Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
Docker Enterprise docker.service file permissions must be set to 644 or more restrictive.
<VulnDiscussion>Verify that the docker.service file permissions are correctly set to 644 or more restrictive. docker.service file contains s...Rule Medium Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
Docker Enterprise docker.socket file ownership must be set to root:root.
<VulnDiscussion>Verify that the docker.socket file ownership and group ownership is correctly set to root. docker.socket file contains sensi...Rule High Severity -
SRG-APP-000516
<GroupDescription></GroupDescription>Group -
Docker Enterprise docker.socket file permissions must be set to 644 or more restrictive.
<VulnDiscussion>Verify that the docker.socket file permissions are correctly set to 644 or more restrictive. docker.socket file contains sen...Rule Medium Severity
Node 2
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