Information Exposure Affecting electron package, versions <18.3.7 >=19.0.0-beta.1 <19.0.11 >=20.0.0-beta.1 <20.0.1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Scope Changed

    Threat Intelligence

    EPSS 0.07% (30th percentile)
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NVD
6.1 medium
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Red Hat
5.4 medium

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  • Snyk ID SNYK-JS-ELECTRON-3107036
  • published 8 Nov 2022
  • disclosed 8 Nov 2022
  • credit coolcoolnoworries

How to fix?

Upgrade electron to version 18.3.7, 19.0.11, 20.0.1 or higher.

Overview

electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS.

Affected versions of this package are vulnerable to Information Exposure in that it reveals hashed credentials when the target of a redirect is an SMB URL, such as one using the file:// scheme.

NOTE: This vulnerability is only exploitable on Windows.

Workaround

This vulnerability can be worked around by preventing redirects to file:// URLs in the WebContents.on('will-redirect') event.

References