Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=1730750 | Issue Tracking Permissions Required Vendor Advisory |
https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html | Mailing List Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html | Mailing List Third Party Advisory |
https://security.gentoo.org/glsa/202202-03 | Third Party Advisory |
https://security.gentoo.org/glsa/202208-14 | Third Party Advisory |
https://www.debian.org/security/2021/dsa-5026 | Third Party Advisory |
https://www.debian.org/security/2022/dsa-5034 | Third Party Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-48/ | Vendor Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-49/ | Vendor Advisory |
https://www.mozilla.org/security/advisories/mfsa2021-50/ | Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mozilla
Published: 2021-12-08T21:21:47
Updated: 2022-08-10T05:14:10
Reserved: 2021-08-10T00:00:00
Link: CVE-2021-38506
JSON object: View
NVD Information
Status : Analyzed
Published: 2021-12-08T22:15:08.897
Modified: 2022-12-09T15:31:26.187
Link: CVE-2021-38506
JSON object: View
Redhat Information
No data.
CWE