CVE-2021-43308 (High) detected in markdown-link-extractor-1.2.7.tgz

[mend-bolt-for-github]

CVE-2021-43308 - High Severity Vulnerability

Vulnerable Library - markdown-link-extractor-1.2.7.tgz

extracts links from markdown texts

Library home page: https://registry.npmjs.org/markdown-link-extractor/-/markdown-link-extractor-1.2.7.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/markdown-link-extractor/package.json

Dependency Hierarchy:

• markdown-link-check-3.8.7.tgz (Root Library)
  • ❌ markdown-link-extractor-1.2.7.tgz (Vulnerable Library)

Found in HEAD commit: b946ad8d4f25043e02c690fc58b68b199f903484

Found in base branch: master

Vulnerability Details

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the markdown-link-extractor npm package, when an attacker is able to supply arbitrary input to the module's exported function

Publish Date: 2022-06-02

URL: CVE-2021-43308

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://research.jfrog.com/vulnerabilities/markdown-link-extractor-redos-xray-211350/

Release Date: 2022-06-02

Fix Resolution (markdown-link-extractor): 3.0.2

Direct dependency fix Resolution (markdown-link-check): 3.10.1

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[github-actions]

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