CVE-2021-22940

nodejs: Use-after-free on close http2 on stream canceling

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Node.js before 16.6.1, 14.17.5, and 12.22.5 is vulnerable to a use after free attack where an attacker might be able to exploit the memory corruption, to change process behavior.

Node.js versiones anteriores a 16.6.1, 14.17.5 y 12.22.5, es vulnerable a un ataque de uso de memoria previamente liberada donde un atacante podría ser capaz de explotar la corrupción de memoria para cambiar el comportamiento del proceso.

A flaw was found in Node.js, where it is vulnerable to a use-after-free attack. This flaw allows an attacker to exploit memory corruption to change process behavior. The highest threat from this vulnerability is to confidentiality and integrity.

Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Issues addressed include denial of service, information leakage, out of bounds read, path sanitization, and use-after-free vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-06 CVE Reserved
2021-08-16 CVE Published
2024-08-03 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (10)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2022/10/msg00006.html	Mailing List
https://security.netapp.com/advisory/ntap-20210923-0001	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf	2024-01-05
https://nodejs.org/en/blog/vulnerability/aug-2021-security-releases	2024-01-05
https://www.oracle.com/security-alerts/cpujan2022.html	2024-01-05
https://www.oracle.com/security-alerts/cpujul2022.html	2024-01-05
https://www.oracle.com/security-alerts/cpuoct2021.html	2024-01-05

URL	Date	SRC
https://security.gentoo.org/glsa/202401-02	2024-01-05
https://access.redhat.com/security/cve/CVE-2021-22940	2021-09-27
https://bugzilla.redhat.com/show_bug.cgi?id=1993029	2021-09-27

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nodejs Search vendor "Nodejs"		Node.js Search vendor "Nodejs" for product "Node.js"				>= 12.0.0 < 12.22.5 Search vendor "Nodejs" for product "Node.js" and version " >= 12.0.0 < 12.22.5"		lts		Affected
Nodejs Search vendor "Nodejs"		Node.js Search vendor "Nodejs" for product "Node.js"				>= 14.0.0 < 14.17.5 Search vendor "Nodejs" for product "Node.js" and version " >= 14.0.0 < 14.17.5"		lts		Affected
Nodejs Search vendor "Nodejs"		Node.js Search vendor "Nodejs" for product "Node.js"				>= 16.0.0 < 16.6.2 Search vendor "Nodejs" for product "Node.js" and version " >= 16.0.0 < 16.6.2"		-		Affected
Oracle Search vendor "Oracle"		Graalvm Search vendor "Oracle" for product "Graalvm"				20.3.3 Search vendor "Oracle" for product "Graalvm" and version "20.3.3"		enterprise		Affected
Oracle Search vendor "Oracle"		Graalvm Search vendor "Oracle" for product "Graalvm"				21.2.0 Search vendor "Oracle" for product "Graalvm" and version "21.2.0"		enterprise		Affected
Oracle Search vendor "Oracle"		Jd Edwards Enterpriseone Tools Search vendor "Oracle" for product "Jd Edwards Enterpriseone Tools"				<= 9.2.6.1 Search vendor "Oracle" for product "Jd Edwards Enterpriseone Tools" and version " <= 9.2.6.1"		-		Affected
Oracle Search vendor "Oracle"		Peoplesoft Enterprise Peopletools Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools"				8.57 Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools" and version "8.57"		-		Affected
Oracle Search vendor "Oracle"		Peoplesoft Enterprise Peopletools Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools"				8.58 Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools" and version "8.58"		-		Affected
Oracle Search vendor "Oracle"		Peoplesoft Enterprise Peopletools Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools"				8.59 Search vendor "Oracle" for product "Peoplesoft Enterprise Peopletools" and version "8.59"		-		Affected
Netapp Search vendor "Netapp"		Nextgen Api Search vendor "Netapp" for product "Nextgen Api"				-		-		Affected
Siemens Search vendor "Siemens"		Sinec Infrastructure Network Services Search vendor "Siemens" for product "Sinec Infrastructure Network Services"				< 1.0.1.1 Search vendor "Siemens" for product "Sinec Infrastructure Network Services" and version " < 1.0.1.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected