Path Traversal in Node.js Unzipper
CVE-2018-1002203
unzipper npm library before 0.8.13 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'.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.119 (95.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
Affected products
- Node.js Unzipper — versions unspecified
- Unzipper_project Unzipper
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- report@snyk.io (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- report@snyk.io (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- report@snyk.io (Exploit, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-1002203?
- CVE-2018-1002203 is a medium-severity vulnerability in Node.js Unzipper, classified under Path Traversal. CVSS score: 5.5/10. Published 2018-07-25.
- How severe is CVE-2018-1002203?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-1002203 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.