Prototype Pollution Affecting madlib-object-utils package, versions <0.1.7


Severity

0.0
high
0
10

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.52% (77th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-JS-MADLIBOBJECTUTILS-598676
  • published 14 Aug 2020
  • disclosed 14 Aug 2020
  • credit Beomjin Lee

How to fix?

Upgrade madlib-object-utils to version 0.1.7 or higher.

Overview

madlib-object-utils is an A small set of utility functions for working with objects

Affected versions of this package are vulnerable to Prototype Pollution via setValue.

POC:

const objectUtils = require("madlib-object-utils");
objectUtils.setValue('__proto__.polluted', {}, true);
console.log(polluted);

CVSS Scores

version 3.1
Expand this section

Snyk

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

NVD

9.8 critical