CVE-2020-7774 (High) detected in y18n-4.0.0.tgz, y18n-3.2.1.tgz

[mend-bolt-for-github]

CVE-2020-7774 - High Severity Vulnerability

Vulnerable Libraries - y18n-4.0.0.tgz, y18n-3.2.1.tgz

y18n-4.0.0.tgz

the bare-bones internationalization library used by yargs

Library home page: https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz

Path to dependency file: sync-stripe-to-zendesk/package.json

Path to vulnerable library: sync-stripe-to-zendesk/node_modules/npm/node_modules/y18n/package.json,sync-stripe-to-zendesk/node_modules/y18n/package.json

Dependency Hierarchy:

• semantic-release-15.13.18.tgz (Root Library)
  • yargs-13.2.4.tgz
    • ❌ y18n-4.0.0.tgz (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: sync-stripe-to-zendesk/package.json

Path to vulnerable library: sync-stripe-to-zendesk/node_modules/npm/node_modules/yargs/node_modules/y18n/package.json,sync-stripe-to-zendesk/node_modules/jsome/node_modules/y18n/package.json

Dependency Hierarchy:

• micro-dev-3.0.0.tgz (Root Library)
  • jsome-2.5.0.tgz
    • yargs-11.1.0.tgz
      • ❌ y18n-3.2.1.tgz (Vulnerable Library)

Found in HEAD commit: 17bd0638943772013c28b4b11e6c4d983999e36a

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: 3.2.2, 4.0.1, 5.0.5

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