Path Traversal in Node.js
CVE-2017-14849
Node.js 8.5.0 before 8.6.0 allows remote attackers to access unintended files, because a change to ".." handling was incompatible with the pathname validation used by unspecified community modules.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.544 (99.0th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.544 · newest: 0.544 · change: 0.000
Affected products
- Node.js — versions 8.5.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- nodejs.org/en/blog/vulnerability/september-2017-path-validation/ (Patch, Vendor Advisory)
- www.securityfocus.com/bid/101056 (VDB Entry, Third Party Advisory, vdb-entry)
- twitter.com/nodejs/status/913131152868876288 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-14849?
- CVE-2017-14849 is a high-severity vulnerability in Node.js, classified under Path Traversal. CVSS score: 7.5/10. Published 2017-09-28.
- How severe is CVE-2017-14849?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-14849 known to be exploited?
- 41 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.