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CVE-2020-7774 (High) detected in y18n-3.2.1.tgz #225

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mend-for-github-com bot opened this issue Mar 3, 2022 · 0 comments
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CVE-2020-7774 (High) detected in y18n-3.2.1.tgz #225

mend-for-github-com bot opened this issue Mar 3, 2022 · 0 comments
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security vulnerability Security vulnerability detected by WhiteSource

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CVE-2020-7774 - High Severity Vulnerability

Vulnerable Library - y18n-3.2.1.tgz

the bare-bones internationalization library used by yargs

Library home page: https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/npm-merge-driver/node_modules/y18n/package.json

Dependency Hierarchy:

  • npm-merge-driver-install-1.1.1.tgz (Root Library)
    • npm-merge-driver-2.3.6.tgz
      • yargs-10.0.3.tgz
        • y18n-3.2.1.tgz (Vulnerable Library)

Found in HEAD commit: 2895e8d79dd8b35533c48a02be2a14c46a8aff97

Found in base branch: main

Vulnerability Details

This affects the package y18n before 3.2.2, 4.0.1 and 5.0.5. PoC by po6ix: const y18n = require('y18n')(); y18n.setLocale('proto'); y18n.updateLocale({polluted: true}); console.log(polluted); // true

Publish Date: 2020-11-17

URL: CVE-2020-7774

CVSS 3 Score Details (7.3)

Base Score Metrics:

  • Exploitability Metrics:
    • Attack Vector: Network
    • Attack Complexity: Low
    • Privileges Required: None
    • User Interaction: None
    • Scope: Unchanged
  • Impact Metrics:
    • Confidentiality Impact: Low
    • Integrity Impact: Low
    • Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.npmjs.com/advisories/1654

Release Date: 2020-11-17

Fix Resolution (y18n): 3.2.2

Direct dependency fix Resolution (npm-merge-driver-install): 2.0.0


  • Check this box to open an automated fix PR
@mend-for-github-com mend-for-github-com bot added the security vulnerability Security vulnerability detected by WhiteSource label Mar 3, 2022
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