Electron before versions 7.2.4 Files or Directories Accessible to External Parties Vulnerability

Summary

In Electron before versions 7.2.4, 8.2.4, and 9.0.0-beta21, arbitrary local file read is possible by defining unsafe window options on a child window opened via window.open.

Credit:

The information has been provided by Vendor

The original article can be found at:https://www.electronjs.org/releases/stable?page=3#release-notes-for-v824


Details

As a workaround, ensure you are calling `event.preventDefault()` on all new-window events where the `url` or `options` is not something you expect. This is fixed in versions 9.0.0-beta.21, 8.2.4 and 7.2.4.

 

Vulnerable Systems:

Electron before versions 7.2.4

Electron before versions 8.2.4

Electron before versions 9.0.0-beta21

 

CVE Information:

CVE-2020-4075

 

Disclosure Timeline:
Published Date:7/6/2020

Categories: News