CVE-2018-1002203: Path Traversal

July 25, 2018 (updated October 9, 2019)

unzipper npm library is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as Zip-Slip.

References

github.com/ZJONSSON/node-unzipper/commit/2220ddd5b58f6252069a4f99f9475441ad0b50cd
github.com/ZJONSSON/node-unzipper/pull/59
nvd.nist.gov/vuln/detail/CVE-2018-1002203
snyk.io/research/zip-slip-vulnerability
snyk.io/vuln/npm:unzipper:20180415

Code Behaviors & Features

Detect and mitigate CVE-2018-1002203 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 →