CVE-2018-14732 (High) detected in webpack-dev-server-2.11.5.tgz

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CVE-2018-14732 - High Severity Vulnerability

Vulnerable Library - webpack-dev-server-2.11.5.tgz

Serves a webpack app. Updates the browser on changes.

Library home page: https://registry.npmjs.org/webpack-dev-server/-/webpack-dev-server-2.11.5.tgz

Path to dependency file: pacbot/webapp/package.json

Path to vulnerable library: pacbot/webapp/node_modules/webpack-dev-server/package.json

Dependency Hierarchy:

• cli-1.6.8.tgz (Root Library)
  • ❌ webpack-dev-server-2.11.5.tgz (Vulnerable Library)

Found in HEAD commit: a0ae417f9fdab18afcdbc4a3d226621ba5022a8a

Vulnerability Details

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR (Hot Module Replacement). Anyone can receive the HMR message sent by the WebSocket server via a ws://127.0.0.1:8080/ connection from any origin.

Publish Date: 2018-09-21

URL: CVE-2018-14732

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: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://nvd.nist.gov/vuln/detail/CVE-2018-14732

Release Date: 2018-09-21

Fix Resolution: 3.1.6