Advisory Database
  • Advisories
  • Dependency Scanning
  1. npm
  2. ›
  3. chownr
  4. ›
  5. CVE-2017-18869

CVE-2017-18869: Time-of-check Time-of-use (TOCTOU) Race Condition

June 15, 2020 (updated June 17, 2020)

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

References

  • nvd.nist.gov/vuln/detail/CVE-2017-18869

Code Behaviors & Features

Detect and mitigate CVE-2017-18869 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 1.1.0

Fixed versions

  • 1.1.0

Solution

Upgrade to version 1.1.0 or above.

Impact 2.5 LOW

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Source file

npm/chownr/CVE-2017-18869.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:17:00 +0000.