CVE-2021-43138 (High) detected in async-1.5.2.tgz

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

CVE-2021-43138 - High Severity Vulnerability

Vulnerable Library - async-1.5.2.tgz

Higher-order functions and common patterns for asynchronous code

Library home page: https://registry.npmjs.org/async/-/async-1.5.2.tgz

Dependency Hierarchy:

• browser-sync-2.26.13.tgz (Root Library)
  • portscanner-2.1.1.tgz
    • :x: async-1.5.2.tgz (Vulnerable Library)

Found in base branch: master

Vulnerability Details

In Async before 2.6.4 and 3.x before 3.2.2, a malicious user can obtain privileges via the mapValues() method, aka lib/internal/iterator.js createObjectIterator prototype pollution.

Publish Date: 2022-04-06

URL: CVE-2021-43138

CVSS 3 Score Details (7.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • 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://nvd.nist.gov/vuln/detail/CVE-2021-43138

Release Date: 2022-04-06

Fix Resolution: async - 2.6.4,3.2.2

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