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Command Injection Affecting lodash-es package, versions <4.17.21

0.0
high

Snyk CVSS

    Attack Complexity Low
    Privileges Required High
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.61% (79th percentile)
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NVD
7.2 high
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Red Hat
7.2 high

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  • Snyk ID SNYK-JS-LODASHES-2434284
  • published 15 Feb 2021
  • disclosed 17 Nov 2020
  • credit Marc Hassan
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Introduced: 17 Nov 2020

CVE-2021-23337 Open this link in a new tab
CWE-78 Open this link in a new tab
First added by Snyk

How to fix?

Upgrade lodash-es to version 4.17.21 or higher.

Overview

Affected versions of this package are vulnerable to Command Injection via template.

PoC

var _ = require('lodash');


_.template('', { variable: '){console.log(process.env)}; with(obj' })()