CVE-2021-23555

Sandbox Bypass

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The package vm2 before 3.9.6 are vulnerable to Sandbox Bypass via direct access to host error objects generated by node internals during generation of a stacktraces, which can lead to execution of arbitrary code on the host machine.

El paquete vm2 versiones anteriores a 3.9.6, es vulnerable a una Omisión de Sandbox por medio del acceso directo a los objetos de error del host generados por los internos del nodo durante la generación de un stacktrace, lo que puede conllevar a una ejecución de código arbitrario en la máquina del host

A flaw was found in vm2, where the sandbox can be bypassed via direct access to host error objects generated by node internals during the generation of stack traces. This flaw allows an attacker to execute arbitrary code on the host machine.

*Credits: Cris Staicu, Abdullah Alhamdan

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-08 CVE Reserved
2022-02-11 CVE Published
2024-09-16 CVE Updated
2024-09-16 First Exploit
2024-10-27 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-562: Return of Stack Variable Address

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC
https://snyk.io/vuln/SNYK-JS-VM2-2309905	2024-09-16

URL	Date	SRC
https://github.com/patriksimek/vm2/commit/532120d5cdec7da8225fc6242e154ebabc63fe4d	2022-02-22

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2021-23555	2022-05-03
https://bugzilla.redhat.com/show_bug.cgi?id=2054114	2022-05-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Vm2 Project Search vendor "Vm2 Project"		Vm2 Search vendor "Vm2 Project" for product "Vm2"				< 3.9.6 Search vendor "Vm2 Project" for product "Vm2" and version " < 3.9.6"		node.js		Affected