Under certain conditions, when running the nsDocShell destructor, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
History

Fri, 07 Feb 2025 13:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2021-11-03'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 14 Aug 2024 00:45:00 +0000

Type Values Removed Values Added
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-02-07T12:49:42.406Z

Reserved: 2020-01-10T00:00:00.000Z

Link: CVE-2020-6819

cve-icon Vulnrichment

Updated: 2024-08-04T09:11:05.160Z

cve-icon NVD

Status : Modified

Published: 2020-04-24T16:15:13.370

Modified: 2025-02-07T13:15:30.063

Link: CVE-2020-6819

cve-icon Redhat

Severity : Critical

Publid Date: 2020-04-03T00:00:00Z

Links: CVE-2020-6819 - Bugzilla