4.3

CVE-2021-38509

Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 94.0
Mozilla ≫ Firefox ESR Version < 91.3.0
Mozilla ≫ Thunderbird Version < 91.3.0
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Debian ≫ Debian Linux Version11.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.62% 0.73
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:P/A:N
CWE-1021 Improper Restriction of Rendered UI Layers or Frames

The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain.

https://security.gentoo.org/glsa/202202-03
Third Party Advisory
https://security.gentoo.org/glsa/202208-14
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html
Third Party Advisory
Mailing List
https://www.debian.org/security/2022/dsa-5034
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html
Third Party Advisory
Mailing List
https://www.debian.org/security/2021/dsa-5026
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
https://bugzilla.mozilla.org/show_bug.cgi?id=1718571
Vendor Advisory
Issue Tracking
Permissions Required