#VU16170 Spoofing attack in Node.js


Published: 2018-11-29

Vulnerability identifier: #VU16170

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-12123

CWE-ID: CWE-451

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Node.js
Server applications / Web servers

Vendor: Node.js Foundation

Description
The disclosed vulnerability allows a remote attacker to conduct spoofing attack on the target system.

The vulnerability exists due to security decisions are made about the URL based on the hostname. A remote attacker can use a mixed case "javascript:" (e.g. "javAscript:") protocol and spoof the hostname when a Node.js application is using url.parse()to determine the URL hostname.

Mitigation
The vulnerability has been fixed in the versions 6.15.0, 8.14.0, 10.14.0, 11.3.0.

Vulnerable software versions

Node.js: 6.14.0 - 6.14.4, 6.13.0 - 6.13.1, 6.9.0 - 6.9.5, 6.8.0 - 6.8.1, 6.7.0, 6.6.0, 6.5.0, 6.4.0, 6.3.0 - 6.3.1, 6.0.0, 6.1.0, 6.2.0 - 6.2.2, 8.11.0 - 8.11.4, 8.9.0 - 8.9.4, 8.8.0 - 8.8.1, 8.7.0, 8.6.0, 8.5.0, 8.4.0, 8.3.0, 8.2.0 - 8.2.1, 8.1.0 - 8.1.4, 8.0.0, 8.10.0, 10.8.0, 10.7.0, 10.6.0, 10.9, 10.4.0 - 10.4.1, 10.3.0, 10.2.0 - 10.2.1, 10.1.0, 10.0.0, 11.2.0, 11.1.0, 11.0.0, 10.13.0, 10.12.0, 10.11.0, 10.10.0, 8.13.0, 8.12.0


External links
http://nodejs.org/en/blog/vulnerability/november-2018-security-releases/


Q & A

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.


Latest bulletins with this vulnerability