CVE-2019-19919
First published: Tue Sep 24 2019(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/nodejs-handlebars | <4.3.0 | 4.3.0 |
| Handlebars.js Project Handlebars.js | =1.0.6 | |
| Handlebars.js Project Handlebars.js | =1.0.7 | |
| Handlebars.js Project Handlebars.js | =1.0.8 | |
| Handlebars.js Project Handlebars.js | =1.0.9 | |
| Handlebars.js Project Handlebars.js | =1.0.10 | |
| Handlebars.js Project Handlebars.js | =1.0.11 | |
| Handlebars.js Project Handlebars.js | =1.0.12 | |
| Handlebars.js Project Handlebars.js | =1.1.0 | |
| Handlebars.js Project Handlebars.js | =1.1.1 | |
| Handlebars.js Project Handlebars.js | =1.1.2 | |
| Handlebars.js Project Handlebars.js | =1.2.0 | |
| Handlebars.js Project Handlebars.js | =1.2.1 | |
| Handlebars.js Project Handlebars.js | =1.3.0 | |
| Handlebars.js Project Handlebars.js | =2.0.0 | |
| Handlebars.js Project Handlebars.js | =3.0.0 | |
| Handlebars.js Project Handlebars.js | =3.0.1 | |
| Handlebars.js Project Handlebars.js | =3.0.2 | |
| Handlebars.js Project Handlebars.js | =3.0.3 | |
| Handlebars.js Project Handlebars.js | =3.0.4 | |
| Handlebars.js Project Handlebars.js | =3.0.5 | |
| Handlebars.js Project Handlebars.js | =3.0.6 | |
| Handlebars.js Project Handlebars.js | =3.0.7 | |
| Handlebars.js Project Handlebars.js | =4.0.0 | |
| Handlebars.js Project Handlebars.js | =4.0.1 | |
| Handlebars.js Project Handlebars.js | =4.0.2 | |
| Handlebars.js Project Handlebars.js | =4.0.3 | |
| Handlebars.js Project Handlebars.js | =4.0.4 | |
| Handlebars.js Project Handlebars.js | =4.0.5 | |
| Handlebars.js Project Handlebars.js | =4.0.6 | |
| Handlebars.js Project Handlebars.js | =4.0.7 | |
| Handlebars.js Project Handlebars.js | =4.0.8 | |
| Handlebars.js Project Handlebars.js | =4.0.9 | |
| Handlebars.js Project Handlebars.js | =4.0.10 | |
| Handlebars.js Project Handlebars.js | =4.0.11 | |
| Handlebars.js Project Handlebars.js | =4.0.12 | |
| Handlebars.js Project Handlebars.js | =4.0.13 | |
| Handlebars.js Project Handlebars.js | =4.0.14 | |
| Handlebars.js Project Handlebars.js | =4.1.0 | |
| Handlebars.js Project Handlebars.js | =4.1.1 | |
| Handlebars.js Project Handlebars.js | =4.1.2 | |
| Handlebars.js Project Handlebars.js | =4.2.0 | |
| Handlebars.js Project Handlebars.js | =4.2.1 | |
| Handlebars.js Project Handlebars.js | =4.2.2 | |
| Tenable Tenable.sc | <5.19.0 | |
| npm/handlebars | <3.0.8 | 3.0.8 |
| npm/handlebars | >=4.0.0<4.3.0 | 4.3.0 |
| rubygems/bootstrap-wysihtml5-rails | >=0.3.3.5<=0.3.3.8 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2019-19919
- https://github.com/wycats/handlebars.js/issues/1558
- https://github.com/wycats/handlebars.js/commit/2078c727c627f25d4a149962f05c1e069beb18bc
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19919
- https://www.tenable.com/security/tns-2021-14
- https://github.com/handlebars-lang/handlebars.js/commit/156061eb7707575293613d7fdf90e2bdaac029ee
- https://github.com/handlebars-lang/handlebars.js/commit/90ad8d97ad2933852fb83fcc054699dc99e094db
- https://github.com/Nerian/bootstrap-wysihtml5-rails/blob/master/vendor/assets/javascripts/bootstrap-wysihtml5/handlebars.runtime.min.js
- https://github.com/Nerian/bootstrap-wysihtml5-rails/tree/master/vendor/assets/javascripts/bootstrap-wysihtml5
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap-wysihtml5-rails/CVE-2019-19919.yml
- https://github.com/advisories/GHSA-w457-6q6x-cgp9 (Advisory)
- https://www.npmjs.com/advisories/1164
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789961
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789962
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789960
- https://access.redhat.com/security/cve/CVE-2019-10744
- https://www.elastic.co/community/security
- https://access.redhat.com/errata/RHSA-2023:1334
- https://access.redhat.com/security/cve/cve-2019-19919
- https://bugzilla.redhat.com/show_bug.cgi?id=1789959
- https://www.cve.org/CVERecord?id=CVE-2019-19919 https://nvd.nist.gov/vuln/detail/CVE-2019-19919
Frequently Asked Questions
What is CVE-2019-19919?
CVE-2019-19919 is a vulnerability in handlebars prior to version 4.3.0 that allows for Prototype Pollution leading to Remote Code Execution.
How severe is CVE-2019-19919?
CVE-2019-19919 is rated as critical with a severity score of 9.8 out of 10.
Which software versions are affected by CVE-2019-19919?
Versions 1.0.6 to 1.3.0 and 2.0.0 to 4.2.2 of Handlebars.js Project Handlebars.js, as well as versions of nodejs-handlebars prior to 4.3.0 are affected.
How can I fix CVE-2019-19919?
To fix CVE-2019-19919, update to version 4.3.0 of nodejs-handlebars or ensure you are using a non-vulnerable version of Handlebars.js Project Handlebars.js.
Where can I find more information about CVE-2019-19919?
You can find more information about CVE-2019-19919 in the following references: [Link 1](https://www.npmjs.com/advisories/1164), [Link 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789961), [Link 3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1789962).
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