CVE-2021-38503

CRITICAL

10.0

Description

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.

Details CVE

Score CVSS v3.110.0

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie12/8/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxmozilla:firefoxmozilla:firefox_esrmozilla:thunderbird

Faiblesses (CWE)

CWE-863

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1729517(security@mozilla.org)

https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html(security@mozilla.org)

https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html(security@mozilla.org)

https://security.gentoo.org/glsa/202202-03(security@mozilla.org)

https://security.gentoo.org/glsa/202208-14(security@mozilla.org)

https://www.debian.org/security/2021/dsa-5026(security@mozilla.org)

https://www.debian.org/security/2022/dsa-5034(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2021-48/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2021-49/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2021-50/(security@mozilla.org)

https://bugzilla.mozilla.org/show_bug.cgi?id=1729517(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202202-03(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202208-14(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-5026(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2022/dsa-5034(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2021-48/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2021-49/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2021-50/(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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