CVE-2017-14849

HIGH severity · CVSS 7.5 · Path traversal

7.5CVSS HIGH

Summary

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.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactHigh

Integrity impactNone

Availability impactNone

Exploit probability (EPSS)90%

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products we track (1)

Node.js

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://nodejs.org/en/blog/vulnerability/september-2017-path-validation/ ↗

Additional information

NVD record
https://nodejs.org/en/blog/vulnerability/september-2017-path-validation/Patch
https://twitter.com/nodejs/status/913131152868876288Patch
https://nodejs.org/en/blog/vulnerability/september-2017-path-validation/Patch
https://twitter.com/nodejs/status/913131152868876288Patch
http://www.securityfocus.com/bid/101056Advisory
http://www.securityfocus.com/bid/101056Advisory