Arbitrary Command Injection Affecting portprocesses package, versions <1.0.5


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
3.49% (92nd percentile)

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  • Snyk IDSNYK-JS-PORTPROCESSES-1078536
  • published31 Mar 2021
  • disclosed23 Feb 2021
  • creditOmniTaint

Introduced: 23 Feb 2021

CVE-2021-23348  (opens in a new tab)
CWE-77  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade portprocesses to version 1.0.5 or higher.

Overview

portprocesses is a This tool letes you list and kill processes on a specified port.

Affected versions of this package are vulnerable to Arbitrary Command Injection. If (attacker-controlled) user input is given to the killProcess function, it is possible for an attacker to execute arbitrary commands. This is due to use of the child_process exec function without input sanitization.

PoC (provided by reporter):

var portprocesses = require('portprocesses');

portprocesses.killProcess('$(touch success)');

CVSS Scores

version 3.1