CVE-2020-28499 (High) detected in merge-1.2.1.tgz

[mend-bolt-for-github]

CVE-2020-28499 - High Severity Vulnerability

Vulnerable Library - merge-1.2.1.tgz

Merge multiple objects into one, optionally creating a new cloned object. Similar to the jQuery.extend but more flexible. Works in Node.js and the browser.

Library home page: https://registry.npmjs.org/merge/-/merge-1.2.1.tgz

Dependency Hierarchy:

• jest-cli-22.4.4.tgz (Root Library)
  • jest-haste-map-22.4.3.tgz
    • sane-2.5.2.tgz
      • exec-sh-0.2.2.tgz
        • ❌ merge-1.2.1.tgz (Vulnerable Library)

Found in HEAD commit: 63bdcc254e4f79ed8aca650620a1d185cb267336

Found in base branch: master

Vulnerability Details

All versions of package merge are vulnerable to Prototype Pollution via _recursiveMerge .

Publish Date: 2021-02-18

URL: CVE-2020-28499

CVSS 3 Score Details (9.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • 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

Release Date: 2021-02-18

Fix Resolution (merge): 2.1.0

Direct dependency fix Resolution (jest-cli): 24.0.0

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[miq-bot]

This issue has been automatically marked as stale because it has not been updated for at least 3 months.

If you can still reproduce this issue on the current release or on master, please reply with all of the information you have about it in order to keep the issue open.