Incorrect Type Conversion or Cast Affecting mozilla package, versions [,60.2.2)(60.2.2,62.0.3)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.8% (82nd percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2377815
  • published26 Jan 2022
  • disclosed18 Oct 2018
  • creditUnknown

Introduced: 18 Oct 2018

CVE-2018-12386  (opens in a new tab)
CWE-704  (opens in a new tab)

How to fix?

Upgrade mozilla to version 60.2.2, 62.0.3 or higher.

Overview

Affected versions of this package are vulnerable to Incorrect Type Conversion or Cast. A vulnerability in register allocation in JavaScript can lead to type confusion, allowing for an arbitrary read and write. This leads to remote code execution inside the sandboxed content process when triggered. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

CVSS Scores

version 3.1