Denial of Service (DoS) Affecting mozilla package, versions [,47.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
2.77% (86th percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2378529
  • published26 Jan 2022
  • disclosed13 Jun 2016
  • creditUnknown

Introduced: 13 Jun 2016

CVE-2016-2821  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade mozilla to version 47.0 or higher.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS). Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.

References

CVSS Base Scores

version 3.1