#VU12576 Improper input validation in Node.js - CVE-2018-7160

Vulnerability identifier: #VU12576

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-7160

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Node.js
Server applications / Web servers

Vendor: Node.js Foundation

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to improper validation of the Host header, leaving the inspector vulnerable to a DNS rebind attack and bypass same-origin policy. A remote attacker can trick the victim into opening a specially crafted website and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Node.js: 6.13.0 - 6.13.1, 8.10.0, 9.9.0

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External links
https://nodesource.com/blog/node-js-security-release-summary-march-2018/

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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.