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Rewterz Threat Advisory – Multiple Node.js Security Vulnerability

Severity

High

Analysis Summary

CVE-2021-22931

Node.js could provide weaker than expected security, caused by missing input validation on hostnames returned by DNS servers. An attacker could exploit this vulnerability to cause output of wrong hostnames leading to Domain Hijacking and and injection vulnerabilities in applications using the library.

CVE-2021-22939

Node.js could allow a remote attacker to bypass security restrictions. If the https API was used incorrectly and “undefined” was in passed for the “rejectUnauthorized” parameter, an attacker could exploit this vulnerability to connect to servers using an expired certificate.

Impact

  • Unauthorized Access

Affected Vendors

Node.js

Affected Products

  • Node.js Node.js 12
  • Node.js Node.js 14.0

Remediation

Upgrade to the latest version of Node.js available from the Node.js Website.

https://nodejs.org/en/blog/release/v16.6.2/

https://nodejs.org/en/blog/release/v16.6.2/