WS-2019-0063 (High) detected in js-yaml-3.5.5.tgz, js-yaml-3.6.1.tgz

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WS-2019-0063 - High Severity Vulnerability

Vulnerable Libraries - js-yaml-3.5.5.tgz, js-yaml-3.6.1.tgz

js-yaml-3.5.5.tgz

YAML 1.2 parser and serializer

Library home page: https://registry.npmjs.org/js-yaml/-/js-yaml-3.5.5.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/js-yaml/package.json

Dependency Hierarchy:

• grunt-1.0.3.tgz (Root Library)
  • ❌ js-yaml-3.5.5.tgz (Vulnerable Library)

js-yaml-3.6.1.tgz

YAML 1.2 parser and serializer

Library home page: https://registry.npmjs.org/js-yaml/-/js-yaml-3.6.1.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/coveralls/node_modules/js-yaml/package.json

Dependency Hierarchy:

• grunt-if-0.2.0.tgz (Root Library)
  • grunt-contrib-nodeunit-1.0.0.tgz
    • nodeunit-0.9.5.tgz
      • tap-7.1.2.tgz
        • coveralls-2.13.3.tgz
          • ❌ js-yaml-3.6.1.tgz (Vulnerable Library)

Found in base branch: master

Vulnerability Details

Js-yaml prior to 3.13.1 are vulnerable to Code Injection. The load() function may execute arbitrary code injected through a malicious YAML file.

Publish Date: 2019-04-05

URL: WS-2019-0063

CVSS 3 Score Details (8.1)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.npmjs.com/advisories/813

Release Date: 2019-04-05

Fix Resolution (js-yaml): 3.13.1

Direct dependency fix Resolution (grunt): 1.0.4

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