Use After Free Affecting electron package, versions >=10.0.0-beta.1 <10.2.0 <9.4.4


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.16% (53rd percentile)

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  • Snyk ID SNYK-JS-ELECTRON-1050424
  • published 13 Dec 2020
  • disclosed 11 Dec 2020
  • credit Unknown

How to fix?

Upgrade electron to version 10.2.0, 9.4.4 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 Use After Free. Since JavaScript may detach the underlying buffers, they need to be checked to ensure they're still valid before using them for decoding.

CVSS Scores

version 3.1
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Snyk

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

8.8 high
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Red Hat

8.8 high