Description
By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2863-1 | firefox-esr security update |
Debian DLA |
DLA-2874-1 | thunderbird security update |
Debian DSA |
DSA-5026-1 | firefox-esr security update |
Debian DSA |
DSA-5034-1 | thunderbird security update |
EUVD |
EUVD-2021-30467 | By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95. |
Ubuntu USN |
USN-5186-1 | Firefox vulnerabilities |
Ubuntu USN |
USN-5246-1 | Thunderbird vulnerabilities |
Ubuntu USN |
USN-5248-1 | Thunderbird vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-04T04:03:07.658Z
Reserved: 2021-11-08T00:00:00.000Z
Link: CVE-2021-43538
No data.
Status : Modified
Published: 2021-12-08T22:15:09.677
Modified: 2024-11-21T06:29:23.020
Link: CVE-2021-43538
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD
Ubuntu USN