WS-2020-0450 (High) detected in handlebars-1.0.12.tgz

[mend-bolt-for-github]

WS-2020-0450 - High Severity Vulnerability

Vulnerable Library - handlebars-1.0.12.tgz

Extension of the Mustache logicless template language

Library home page: https://registry.npmjs.org/handlebars/-/handlebars-1.0.12.tgz

Path to dependency file: /playArea/Mettle_Boilerplate/package.json

Path to vulnerable library: /Mettle_Boilerplate/node_modules/handlebars/package.json

Dependency Hierarchy:

• karma-coverage-0.1.2.tgz (Root Library)
  • istanbul-0.1.46.tgz
    • ❌ handlebars-1.0.12.tgz (Vulnerable Library)

Found in HEAD commit: 6710a8ee864d8d2fdc6969fe580e630e5ed55b92

Found in base branch: master

Vulnerability Details

Handlebars before 4.6.0 vulnerable to Prototype Pollution. Prototype access to the template engine allows for potential code execution, which may lead to Denial Of Service (DoS).

Publish Date: 2020-01-09

URL: WS-2020-0450

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • 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

Release Date: 2020-01-09

Fix Resolution (handlebars): 4.1.2-0

Direct dependency fix Resolution (karma-coverage): 0.2.7

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