CVE Vulnerabilities

CVE-2021-22931

Improper Null Termination

Published: Aug 16, 2021 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
5 MODERATE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
Ubuntu
MEDIUM

Node.js before 16.6.0, 14.17.4, and 12.22.4 is vulnerable to Remote Code Execution, XSS, Application crashes due to missing input validation of host names returned by Domain Name Servers in Node.js dns library which can lead to output of wrong hostnames (leading to Domain Hijacking) and injection vulnerabilities in applications using the library.

Weakness

The product does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator.

Affected Software

Name Vendor Start Version End Version
Node.js Nodejs 12.0.0 (including) 12.12.0 (including)
Node.js Nodejs 12.13.0 (including) 12.22.5 (excluding)
Node.js Nodejs 14.0.0 (including) 14.14.0 (including)
Node.js Nodejs 14.15.0 (including) 14.17.5 (excluding)
Node.js Nodejs 16.0.0 (including) 16.6.2 (excluding)
Red Hat Enterprise Linux 8 RedHat nodejs:12-8040020210817133458.522a0ee4 *
Red Hat Enterprise Linux 8 RedHat nodejs:14-8040020210817165654.522a0ee4 *
Red Hat Enterprise Linux 8.1 Extended Update Support RedHat nodejs:12-8010020210817113128.c27ad7f8 *
Red Hat Enterprise Linux 8.2 Extended Update Support RedHat nodejs:12-8020020210817125332.4cda2c84 *
Red Hat Software Collections for Red Hat Enterprise Linux 7 RedHat rh-nodejs14-nodejs-0:14.17.5-1.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7 RedHat rh-nodejs12-nodejs-0:12.22.5-1.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7 RedHat rh-nodejs12-nodejs-nodemon-0:2.0.3-5.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS RedHat rh-nodejs14-nodejs-0:14.17.5-1.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS RedHat rh-nodejs12-nodejs-0:12.22.5-1.el7 *
Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS RedHat rh-nodejs12-nodejs-nodemon-0:2.0.3-5.el7 *
Nodejs Ubuntu bionic *
Nodejs Ubuntu hirsute *
Nodejs Ubuntu impish *
Nodejs Ubuntu kinetic *
Nodejs Ubuntu trusty *
Nodejs Ubuntu xenial *

Potential Mitigations

References