CVE-2021-43138 (High) detected in async-2.6.3.tgz

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CVE-2021-43138 - High Severity Vulnerability

Vulnerable Library - async-2.6.3.tgz

Higher-order functions and common patterns for asynchronous code

Library home page: https://registry.npmjs.org/async/-/async-2.6.3.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/async/package.json

Dependency Hierarchy: - react-scripts-3.4.4.tgz (Root Library) - webpack-dev-server-3.11.0.tgz - portfinder-1.0.28.tgz - :x: **async-2.6.3.tgz** (Vulnerable Library)

Found in HEAD commit: aeab869031be23faba5c5de38e09f27a58e99471

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

Direct dependency fix Resolution (react-scripts): 4.0.0

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:rescue_worker_helmet: Automatic Remediation will be attempted for this issue.