CVE-2018-16492 (Critical) detected in extend-3.0.0.tgz

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CVE-2018-16492 - Critical Severity Vulnerability

Vulnerable Library - extend-3.0.0.tgz

Port of jQuery.extend for node.js and the browser

Library home page: https://registry.npmjs.org/extend/-/extend-3.0.0.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/david/node_modules/npm/node_modules/request/node_modules/extend/package.json,/packages/react-server-examples/styled-components/node_modules/superagent/node_modules/extend/package.json,/packages/react-server-examples/meteor-site/node_modules/extend/package.json,/packages/react-server-examples/bike-share/node_modules/superagent/node_modules/extend/package.json,/node_modules/superagent/node_modules/extend/package.json,/packages/react-server-examples/hello-world/node_modules/superagent/node_modules/extend/package.json,/packages/react-server-examples/redux-basic/node_modules/superagent/node_modules/extend/package.json

Dependency Hierarchy:

• superagent-1.8.4.tgz (Root Library)
  • ❌ extend-3.0.0.tgz (Vulnerable Library)

Found in HEAD commit: fc4f63cd9d7cfd34b5d6322a49f9b670bd83cb27

Found in base branch: master

Vulnerability Details

A prototype pollution vulnerability was found in module extend <2.0.2, ~<3.0.2 that allows an attacker to inject arbitrary properties onto Object.prototype.

Publish Date: 2019-02-01

URL: CVE-2018-16492

CVSS 3 Score Details (9.8)

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: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://hackerone.com/reports/381185

Release Date: 2019-02-01

Fix Resolution (extend): 3.0.2

Direct dependency fix Resolution (superagent): 2.0.0

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⛑️ Automatic Remediation will be attempted for this issue.