CVE-2021-3803 (High) detected in nth-check-1.0.1.tgz

[mend-bolt-for-github]

CVE-2021-3803 - High Severity Vulnerability

Vulnerable Library - nth-check-1.0.1.tgz

performant nth-check parser & compiler

Library home page: https://registry.npmjs.org/nth-check/-/nth-check-1.0.1.tgz

Path to dependency file: /Section27-State/pass-state-to-props-demo/package.json

Path to vulnerable library: /Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json,/Section28-The-Virtual-DOM-Events-and-Forms/memory-game-exercise/node_modules/nth-check/package.json

Dependency Hierarchy:

• react-scripts-1.1.4.tgz (Root Library)
  • html-webpack-plugin-2.29.0.tgz
    • pretty-error-2.1.1.tgz
      • renderkid-2.0.1.tgz
        • css-select-1.2.0.tgz
          • ❌ nth-check-1.0.1.tgz (Vulnerable Library)

Found in base branch: master

Vulnerability Details

nth-check is vulnerable to Inefficient Regular Expression Complexity

Publish Date: 2021-09-17

URL: CVE-2021-3803

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

Release Date: 2021-09-17

Fix Resolution (nth-check): 2.0.1

Direct dependency fix Resolution (react-scripts): 1.1.5

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