RCE in Nodejs Node

CVE-2022-43548

A OS Command Injection vulnerability exists in Node.js versions <14.21.1, <16.18.1, <18.12.1, <19.0.1 due to an insufficient IsAllowedHost check that can easily be bypassed because IsIPAddress does not properly check if an IP address is in…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.140 (96.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-43548?
CVE-2022-43548 is a high-severity vulnerability in Nodejs Node, classified under OS Command Injection. CVSS score: 8.1/10. Published 2022-12-05.
How severe is CVE-2022-43548?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2022-43548 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.