CVE-2019-19919

nodejs-handlebars: prototype pollution leading to remote code execution via crafted payloads

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads.

Las versiones anteriores a 4.3.0 de handlebars, son vulnerables a la Contaminación de Prototipos conllevando a una ejecución de código remota. Las plantillas pueden alterar las propiedades __proto__ y __defineGetter__ de un Objeto, lo que puede permitir a un atacante ejecutar código arbitrario por medio de cargas útiles diseñadas.

A flaw was found in nodejs-handlebars, where it is vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which allows an attacker to execute arbitrary code through crafted payloads. The highest threat from this vulnerability is to confidentiality and integrity.

*Credits: N/A

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

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-20 CVE Reserved
2019-12-20 CVE Published
2024-08-05 CVE Updated
2024-10-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-471: Modification of Assumed-Immutable Data (MAID)
CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

CAPEC

References (4)

URL	Tag	Source
https://www.npmjs.com/advisories/1164	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://www.tenable.com/security/tns-2021-14	2022-06-03

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2019-19919	2023-03-20
https://bugzilla.redhat.com/show_bug.cgi?id=1789959	2023-03-20

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.6 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.6"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.7 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.7"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.8 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.8"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.9 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.9"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.10 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.10"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.11 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.11"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.0.12 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.0.12"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.1.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.1.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.1.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.1.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.1.2 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.1.2"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.2.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.2.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.2.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.2.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				1.3.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "1.3.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				2.0.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "2.0.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.2 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.2"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.3 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.3"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.4 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.4"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.5 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.5"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.6 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.6"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				3.0.7 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "3.0.7"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.2 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.2"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.3 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.3"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.4 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.4"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.5 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.5"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.6 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.6"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.7 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.7"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.8 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.8"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.9 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.9"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.10 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.10"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.11 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.11"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.12 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.12"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.13 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.13"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.0.14 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.0.14"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.1.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.1.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.1.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.1.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.1.2 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.1.2"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.2.0 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.2.0"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.2.1 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.2.1"		node.js		Affected
Handlebars.js Project Search vendor "Handlebars.js Project"		Handlebars.js Search vendor "Handlebars.js Project" for product "Handlebars.js"				4.2.2 Search vendor "Handlebars.js Project" for product "Handlebars.js" and version "4.2.2"		node.js		Affected
Tenable Search vendor "Tenable"		Tenable.sc Search vendor "Tenable" for product "Tenable.sc"				< 5.19.0 Search vendor "Tenable" for product "Tenable.sc" and version " < 5.19.0"		-		Affected