Access Restriction Bypass Affecting mozilla package, versions [,45.7.0)(45.7.0,51.0)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.22% (61st percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2378053
  • published26 Jan 2022
  • disclosed11 Jun 2018
  • creditUnknown

Introduced: 11 Jun 2018

CVE-2017-5386  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade mozilla to version 45.7.0, 51.0 or higher.

Overview

Affected versions of this package are vulnerable to Access Restriction Bypass. WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

CVSS Scores

version 3.1