WS-2019-0318 (High) detected in handlebars-4.1.2.tgz

[mend-bolt-for-github]

WS-2019-0318 - High Severity Vulnerability

Vulnerable Library - handlebars-4.1.2.tgz

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration

Library home page: https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz

Path to dependency file: stripe-distinct-usage-tracking/package.json

Path to vulnerable library: stripe-distinct-usage-tracking/node_modules/handlebars

Dependency Hierarchy:

• semantic-release-15.13.18.tgz (Root Library)
  • release-notes-generator-7.1.4.tgz
    • conventional-changelog-writer-4.0.3.tgz
      • ❌ handlebars-4.1.2.tgz (Vulnerable Library)

Found in HEAD commit: 83c1642c7babb504882f75d3a9d951f65620b0dd

Vulnerability Details

In "showdownjs/showdown", versions prior to v4.4.5 are vulnerable against Regular expression Denial of Service (ReDOS) once receiving specially-crafted templates.

Publish Date: 2019-10-20

URL: WS-2019-0318

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

Origin: https://www.npmjs.com/advisories/1300

Release Date: 2019-12-01

Fix Resolution: handlebars - 4.4.5

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