CVE-2020-36048 (High) detected in engine.io-3.5.0.tgz

[mend-bolt-for-github[bot]]

CVE-2020-36048 - High Severity Vulnerability

Vulnerable Library - engine.io-3.5.0.tgz

The realtime engine behind Socket.IO. Provides the foundation of a bidirectional connection between client and server

Library home page: https://registry.npmjs.org/engine.io/-/engine.io-3.5.0.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/engine.io/package.json

Dependency Hierarchy:

• socket.io-2.4.1.tgz (Root Library)
  • :x: engine.io-3.5.0.tgz (Vulnerable Library)

Found in HEAD commit: 5ab87822afd91cf2c356b709e4d7762392cfc200

Found in base branch: master

Vulnerability Details

Engine.IO before 4.0.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.

Publish Date: 2021-01-08

URL: CVE-2020-36048

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://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36048

Release Date: 2021-01-08

Fix Resolution (engine.io): 4.0.0-alpha.0

Direct dependency fix Resolution (socket.io): 3.0.0

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