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CVE-2021-38503

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. 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
Mozilla ≫ Thunderbird Version < 91.3
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 3.83% 0.887
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 10 3.9 6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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
https://bugzilla.mozilla.org/show_bug.cgi?id=1729517
Vendor Advisory
Issue Tracking
Permissions Required
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