CVE-2017-18869 (Low) detected in chownr-1.0.1.tgz

[mend-for-github-com]

CVE-2017-18869 - Low Severity Vulnerability

Vulnerable Library - chownr-1.0.1.tgz

like `chown -R`

Library home page: https://registry.npmjs.org/chownr/-/chownr-1.0.1.tgz

Dependency Hierarchy:

• browser-sync-2.26.3.tgz (Root Library)
  • chokidar-2.0.4.tgz
    • fsevents-1.2.4.tgz
      • node-pre-gyp-0.10.0.tgz
        • tar-4.4.1.tgz
          • ❌ chownr-1.0.1.tgz (Vulnerable Library)

Found in HEAD commit: 35c20cdfd5acad60536ca6b0402f619e18097690

Found in base branch: main

Vulnerability Details

A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.

Publish Date: 2020-06-15

URL: CVE-2017-18869

CVSS 3 Score Details (2.5)

Base Score Metrics:

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

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18869

Release Date: 2020-06-15

Fix Resolution (chownr): 1.1.0

Direct dependency fix Resolution (browser-sync): 2.26.4