CVE-2022-21670 (Medium) detected in markdown-it-12.0.4.tgz

[mend-bolt-for-github]

CVE-2022-21670 - Medium Severity Vulnerability

Vulnerable Library - markdown-it-12.0.4.tgz

Markdown-it - modern pluggable markdown parser.

Library home page: https://registry.npmjs.org/markdown-it/-/markdown-it-12.0.4.tgz

Path to dependency file: /package.json

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

Dependency Hierarchy:

• markdownlint-cli-0.27.1.tgz (Root Library)
  • markdownlint-0.23.1.tgz
    • ❌ markdown-it-12.0.4.tgz (Vulnerable Library)

Found in base branch: master

Vulnerability Details

markdown-it is a Markdown parser. Prior to version 1.3.2, special patterns with length greater than 50 thousand characterss could slow down the parser significantly. Users should upgrade to version 12.3.2 to receive a patch. There are no known workarounds aside from upgrading.

Publish Date: 2022-01-10

URL: CVE-2022-21670

CVSS 3 Score Details (5.3)

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: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-6vfc-qv3f-vr6c

Release Date: 2022-01-10

Fix Resolution (markdown-it): 12.3.2

Direct dependency fix Resolution (markdownlint-cli): 0.31.0

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