Vulnerability identifier: #VU16171

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-12116

CWE-ID: CWE-20

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 cause DoS condition on the target system.

The vulnerability exists due to insufficient validation of user-provided input. A remote attacker can provide Unicode data for the path option of an HTTP request to trigger a second, unexpected, and user-defined HTTP request to made to the same server and cause the service to crash.

Mitigation
The vulnerability has been fixed in the versions 6.15.0, 8.14.0, 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, 11.2.0, 11.1.0, 11.0.0, 8.13.0, 8.12.0

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

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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.