#VU59549 Improper validation of certificate with host mismatch in Node.js - CVE-2021-44532
Published: January 12, 2022
Vulnerability identifier: #VU59549
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-44532
CWE-ID: CWE-297
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Node.js
Node.js
Software vendor:
Node.js Foundation
Node.js Foundation
Description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to improper validation of certificates, when converting SANs (Subject Alternative Names) to a string format. A remote attacker can inject special characters into the string and perform spoofing attack.
Remediation
Install updates from vendor's website.