WS-2019-0491 (High) detected in handlebars-4.1.2.tgz

[mend-bolt-for-github]

WS-2019-0491 - 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: micro-requestbin/package.json

Path to vulnerable library: micro-requestbin/node_modules/handlebars/package.json

Dependency Hierarchy:

• jest-24.8.0.tgz (Root Library)
  • jest-cli-24.8.0.tgz
    • core-24.8.0.tgz
      • reporters-24.8.0.tgz
        • istanbul-reports-2.2.6.tgz
          • ❌ handlebars-4.1.2.tgz (Vulnerable Library)

Found in HEAD commit: 4067e0df8a32308aafd39cadaa0836346337f2a2

Vulnerability Details

handlebars before 4.4.5 is vulnerable to Denial of Service. The package's parser may be forced into an endless loop while processing specially-crafted templates. This may allow attackers to exhaust system resources leading to Denial of Service.

Publish Date: 2019-11-04

URL: WS-2019-0491

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: 2019-11-04

Fix Resolution: handlebars - 4.4.5

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