Vulnerability identifier: #VU38185
Vulnerability risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-22
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Node.js
Server applications /
Web servers
Vendor: Node.js Foundation
Description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
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.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Node.js: 8.5.0
External links
http://www.securityfocus.com/bid/101056
http://nodejs.org/en/blog/vulnerability/september-2017-path-validation/
http://twitter.com/nodejs/status/913131152868876288
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.