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Fencer Vulns
critical 9.8

CVE-2021-22931 in the critical feed json

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 validatio…

published 2021-08-16 5 y ago modified 2026-10-16 24 d ago also BIT-node-2021-22931 , BIT-node-min-2021-22931 , EUVD-2021-10060

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
22.0%
EPSS 22.0% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

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.

Patch / fix

  • bitnami node 12.12.1, 12.22.5, 14.14.1, 14.17.5, 16.6.2
  • bitnami node-min 12.12.1, 12.22.5, 14.14.1, 14.17.5, 16.6.2
  • NodeJS Node 12.22.5, 14.17.5, 16.6.2
  • npm RHEL 8 1:6.14.14-1.14.17.5.1.module+el8.4.0+12247+e2879e58
  • nodejs RHEL 8 1:14.17.5-1.module+el8.4.0+12247+e2879e58
  • nodejs-nodemon RHEL 8 2.0.3-1.module+el8.3.0+6519+9f98ed83
  • nodejs-full-i18n RHEL 8 1:14.17.5-1.module+el8.4.0+12247+e2879e58
  • nodejs-packaging RHEL 8 23-3.module+el8.3.0+6519+9f98ed83
  • nodejs-packaging RHEL 8, RHEL 8.2 EUS, RHEL 8.1 EUS 17-3.module+el8.1.0+3369+37ae6a45
  • npm RHEL 8 1:6.14.14-1.12.22.5.1.module+el8.4.0+12242+af52a4c7
  • nodejs RHEL 8 1:12.22.5-1.module+el8.4.0+12242+af52a4c7

red hat advisories RHSA-2021:3666RHSA-2021:3639RHSA-2021:3638RHSA-2021:3623RHSA-2021:3280RHSA-2021:3281

  • nodejs14 SLE Module for Web and Scripting 15 SP3, SLE Module for Web and Scripting 15 SP2 14.17.5-5.15.5
  • nodejs14 SLE Module for Web and Scripting 12 14.17.5-6.15.3
  • nodejs10 SLE Module for Web and Scripting 15 SP2 10.24.1-1.39.2
  • nodejs12 SLE Module for Web and Scripting 15 SP3, SLE Module for Web and Scripting 15 SP2 12.22.5-4.19.1
  • nodejs12 SLE Module for Web and Scripting 12 12.22.5-1.35.1
  • nodejs10 SLE Module for Web and Scripting 12 10.24.1-1.42.2

suse advisories SUSE-SU-2021:3211-1SUSE-SU-2021:3184-1SUSE-SU-2021:2953-1SUSE-SU-2021:2875-1SUSE-SU-2021:2824-1SUSE-SU-2021:2823-1

  • nodejs14 openSUSE Leap 15.2 14.17.5-lp152.14.1
  • nodejs14 openSUSE Leap 15.3 14.17.5-5.15.5
  • nodejs10 openSUSE Leap 15.2 10.24.1-lp152.2.18.1
  • nodejs10 openSUSE Leap 15.3 10.24.1-1.39.2
  • nodejs12 openSUSE Leap 15.2 12.22.5-lp152.3.18.1
  • nodejs12 openSUSE Leap 15.3 12.22.5-4.19.1

opensuse advisories openSUSE-SU-2021:1313-1openSUSE-SU-2021:3211-1openSUSE-SU-2021:1239-1openSUSE-SU-2021:2953-1openSUSE-SU-2021:1214-1openSUSE-SU-2021:2875-1

  • nodejs-nodemon AlmaLinux 8 2.0.3-1.module_el8.4.0+2521+c668cc9f
  • nodejs-packaging AlmaLinux 8 23-3.module_el8.5.0+254+b4526b16
  • nodejs-packaging AlmaLinux 8 23-3.module_el8.4.0+2522+3bd42762
  • npm AlmaLinux 8 1:6.14.14-1.12.22.5.1.module_el8.4.0+2529+af52a4c7
  • npm AlmaLinux 8 1:6.14.14-1.12.22.5.1.module_el8.5.0+85+79a7b441
  • nodejs AlmaLinux 8 1:12.22.5-1.module_el8.4.0+2529+af52a4c7
  • nodejs AlmaLinux 8 1:12.22.5-1.module_el8.5.0+85+79a7b441
  • nodejs-full-i18n AlmaLinux 8 1:12.22.5-1.module_el8.5.0+85+79a7b441

almalinux advisories ALSA-2021:3666ALSA-2021:3623

  • nodejs Rocky Linux 8 1:14.17.5-1.module+el8.4.0+654+17ff1d38
  • nodejs-nodemon Rocky Linux 8 2.0.3-1.module+el8.6.0+982+9fdca2d4
  • nodejs-nodemon Rocky Linux 8 2.0.3-1.module+el8.3.0+100+234774f7
  • nodejs-nodemon Rocky Linux 8 2.0.3-1.module+el8.4.0+638+5344c6f7
  • nodejs-packaging Rocky Linux 8 23-3.module+el8.7.0+1071+4bdda2a8
  • nodejs-packaging Rocky Linux 8 23-3.module+el8.3.0+100+234774f7
  • nodejs-packaging Rocky Linux 8 23-3.module+el8.5.0+733+de4fee6c
  • nodejs Rocky Linux 8 1:12.22.5-1.module+el8.4.0+647+e905fa21

rocky linux advisories RLSA-2021:3666RLSA-2021:3623

  • nodejs Alpine 3.12, Alpine 3.11 12.22.5-r0
  • nodejs Alpine 3.24, Alpine 3.23, Alpine 3.22 +9 more 14.17.5-r0
  • nodejs-current Alpine 3.14 16.11.1-r0
  • nodejs-current Alpine 3.24, Alpine 3.23, Alpine 3.22 +7 more 16.6.2-r0

alpine advisories ALPINE-CVE-2021-22931

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • python-gevent CBL-Mariner 2.0 21.1.2-3
  • nodejs CBL-Mariner 2.0 16.14.0-1

azure linux advisories AZL-32282AZL-6743

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2021-22931 updated cvss 5.0

nodejs: Improper handling of untypical characters in domain names

  • Red Hat Quay 3 quay/quay-rhel8
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux AppStream (v. 8) nodejs 12.22.5-1.module+el8.4.0+12242+af52a4c7, nodejs 14.17.5-1.module+el8.4.0+12247+e2879e58, nodejs-packaging 17-3.module+el8.1.0+3369+37ae6a45, nodejs-packaging 23-3.module+el8.3.0+6519+9f98ed83, nodejs-nodemon 2.0.3-1.module+el8.3.0+6519+9f98ed83, nodejs-nodemon 2.0.3-1.module+el8.4.0+11732+c668cc9f, +4 more
    fixed: vendor fix RHSA-2021:3623
  • Red Hat Enterprise Linux AppStream EUS (v. 8.1) nodejs 12.22.5-1.module+el8.1.0+12238+63fe3aec, nodejs-packaging 17-3.module+el8.1.0+3369+37ae6a45, nodejs-nodemon 1.18.3-1.module+el8.1.0+3369+37ae6a45, npm 6.14.14-1.12.22.5.1.module+el8.1.0+12238+63fe3aec, nodejs-full-i18n 12.22.5-1.module+el8.1.0+12238+63fe3aec
    fixed: vendor fix RHSA-2021:3639
  • Red Hat Enterprise Linux AppStream EUS (v. 8.2) nodejs 12.22.5-1.module+el8.2.0+12241+a3db445b, nodejs-packaging 17-3.module+el8.1.0+3369+37ae6a45, nodejs-nodemon 1.18.3-1.module+el8.1.0+3369+37ae6a45, npm 6.14.14-1.12.22.5.1.module+el8.2.0+12241+a3db445b, nodejs-full-i18n 12.22.5-1.module+el8.2.0+12241+a3db445b
    fixed: vendor fix RHSA-2021:3638
  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-nodejs12-nodejs 12.22.5-1.el7, rh-nodejs14-nodejs 14.17.5-1.el7, rh-nodejs12-npm 6.14.14-12.22.5.1.el7, rh-nodejs14-npm 6.14.14-14.17.5.1.el7, rh-nodejs12-nodejs-nodemon 2.0.3-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-nodejs12-nodejs 12.22.5-1.el7, rh-nodejs14-nodejs 14.17.5-1.el7, rh-nodejs12-npm 6.14.14-12.22.5.1.el7, rh-nodejs14-npm 6.14.14-14.17.5.1.el7, rh-nodejs12-nodejs-nodemon 2.0.3-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-nodejs12-nodejs 12.22.5-1.el7, rh-nodejs14-nodejs 14.17.5-1.el7, rh-nodejs12-npm 6.14.14-12.22.5.1.el7, rh-nodejs14-npm 6.14.14-14.17.5.1.el7, rh-nodejs12-nodejs-nodemon 2.0.3-5.el7
    fixed: vendor fix RHSA-2021:3281
  • Red Hat Enterprise Linux 8 npm, nodejs, nodejs-libs, nodejs-nodemon, nodejs-full-i18n, nodejs-packaging, +1 more Red Hat Enterprise Linux 9 npm, nodejs, nodejs-libs, nodejs-full-i18n Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-nodejs14-nodejs-nodemon 2.0.3-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) rh-nodejs14-nodejs-nodemon 2.0.3-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-nodejs14-nodejs-nodemon 2.0.3-5.el7
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

21.95% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/1178337 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
bitnami node
>=12.0.0, <12.12.1
>=12.13.0, <12.22.5
>=14.0.0, <14.14.1
>=14.15.0, <14.17.5
>=16.0.0, <16.6.2
12.12.1
12.22.5
14.14.1
14.17.5
16.6.2
bitnami node-min
>=12.0.0, <12.12.1
>=12.13.0, <12.22.5
>=14.0.0, <14.14.1
>=14.15.0, <14.17.5
>=16.0.0, <16.6.2
12.12.1
12.22.5
14.14.1
14.17.5
16.6.2

Affected products

  • NodeJS Node

Classification

Weakness
  • CWE-170 Improper Null Termination
  • CWE-20 Improper Input Validation
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.