CVE-2019-11254 (Medium) detected in github.com/zclconf/go-cty-yaml-0b0c3d44b4018a5f1d340f832ec1f3fb8592029e

[mend-bolt-for-github]

CVE-2019-11254 - Medium Severity Vulnerability

Vulnerable Library - github.com/zclconf/go-cty-yaml-0b0c3d44b4018a5f1d340f832ec1f3fb8592029e

YAML marshalling and unmarshalling for go-cty

Dependency Hierarchy:

• github.com/trafi/terraform-provider-schemaregistry/schemaregistry (Root Library)
  • github.com/hashicorp/terraform/terraform
    • github.com/hashicorp/terraform/lang
      • ❌ github.com/zclconf/go-cty-yaml-0b0c3d44b4018a5f1d340f832ec1f3fb8592029e (Vulnerable Library)

Vulnerability Details

The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.

Publish Date: 2020-04-01

URL: CVE-2019-11254

CVSS 3 Score Details (6.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://github.com/go-yaml/yaml/tree/v2.2.8

Release Date: 2020-04-01

Fix Resolution: v2.2.8

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