CVE-2018-12123

Description

Node.js: All versions prior to Node.js 6.15.0, 8.14.0, 10.14.0 and 11.3.0: Hostname spoofing in URL parser for javascript protocol: If a Node.js application is using url.parse() to determine the URL hostname, that hostname can be spoofed by using a mixed case "javascript:" (e.g. "javAscript:") protocol (other protocols are not affected). If security decisions are made about the URL based on the hostname, they may be incorrect.

Categories

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 6.36% Top 10%
Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory nodejs.org
Affected: The Node.js Project Node.js
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2018-12123?
CVE-2018-12123 has been scored as a medium severity vulnerability.
How to fix CVE-2018-12123?
To fix CVE-2018-12123, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-12123 being actively exploited in the wild?
It is possible that CVE-2018-12123 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~6% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-12123?
CVE-2018-12123 affects The Node.js Project Node.js.
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