Arbitrary Code Execution Affecting total4 package, versions <0.0.43
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
Exploit Maturity
Proof of concept
EPSS
0.58% (78th
percentile)
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Test your applications- Snyk ID SNYK-JS-TOTAL4-1130527
- published 7 Jul 2021
- disclosed 24 Mar 2021
- credit Alessio Della Libera (@d3lla)
Introduced: 24 Mar 2021
CVE-2021-23390 Open this link in a new tabHow to fix?
Upgrade total4
to version 0.0.43 or higher.
Overview
total4 is a framework for Node.js platform written in pure JavaScript similar to PHP's Laravel or Python's Django or ASP.NET MVC. It can be used as a 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('total4');
U.set({}, 'a;let {mainModule}=process; let {require}=mainModule; let {exec}=require("child_process"); exec("touch HACKED")//');