github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/rules/cloud/policies/aws/eks/no_public_cluster_access.go (about)

     1  package eks
     2  
     3  import (
     4  	"github.com/khulnasoft-lab/defsec/internal/rules"
     5  	"github.com/khulnasoft-lab/defsec/pkg/providers"
     6  	"github.com/khulnasoft-lab/defsec/pkg/scan"
     7  	"github.com/khulnasoft-lab/defsec/pkg/severity"
     8  	"github.com/khulnasoft-lab/defsec/pkg/state"
     9  )
    10  
    11  var CheckNoPublicClusterAccess = rules.Register(
    12  	scan.Rule{
    13  		AVDID:       "AVD-AWS-0040",
    14  		Provider:    providers.AWSProvider,
    15  		Service:     "eks",
    16  		ShortCode:   "no-public-cluster-access",
    17  		Summary:     "EKS Clusters should have the public access disabled",
    18  		Impact:      "EKS can be access from the internet",
    19  		Resolution:  "Don't enable public access to EKS Clusters",
    20  		Explanation: `EKS clusters are available publicly by default, this should be explicitly disabled in the vpc_config of the EKS cluster resource.`,
    21  		Links: []string{
    22  			"https://docs.aws.amazon.com/eks/latest/userguide/cluster-endpoint.html",
    23  		},
    24  		Terraform: &scan.EngineMetadata{
    25  			GoodExamples:        terraformNoPublicClusterAccessGoodExamples,
    26  			BadExamples:         terraformNoPublicClusterAccessBadExamples,
    27  			Links:               terraformNoPublicClusterAccessLinks,
    28  			RemediationMarkdown: terraformNoPublicClusterAccessRemediationMarkdown,
    29  		},
    30  		Severity: severity.Critical,
    31  	},
    32  	func(s *state.State) (results scan.Results) {
    33  		for _, cluster := range s.AWS.EKS.Clusters {
    34  			if cluster.PublicAccessEnabled.IsTrue() {
    35  				results.Add(
    36  					"Public cluster access is enabled.",
    37  					cluster.PublicAccessEnabled,
    38  				)
    39  			} else {
    40  				results.AddPassed(&cluster)
    41  			}
    42  		}
    43  		return
    44  	},
    45  )