User Impersonation Affecting mozilla package, versions [,68.2)(68.2,70.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.18% (56th percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2377697
  • published26 Jan 2022
  • disclosed8 Jan 2020
  • creditUnknown

Introduced: 8 Jan 2020

CVE-2019-11762  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade mozilla to version 68.2, 70.0 or higher.

Overview

Affected versions of this package are vulnerable to User Impersonation. If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

CVSS Scores

version 3.1