CVE-2021-38503

EPSS 3.8%

Vexday Risk Score

3Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS —EPSS 3.8%KEV nãoPoC —Patch referenciado

Ciclo de vida

08 dez 2021Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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.

Produtos afetados

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

Quer saber se a sua infraestrutura está exposta a isto?

Falar com a TrueHacking →

Referências

https://bugzilla.mozilla.org/show_bug.cgi?id=1729517 https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html https://security.gentoo.org/glsa/202202-03 https://security.gentoo.org/glsa/202208-14 https://www.debian.org/security/2021/dsa-5026 https://www.debian.org/security/2022/dsa-5034 https://www.mozilla.org/security/advisories/mfsa2021-48/https://www.mozilla.org/security/advisories/mfsa2021-49/https://www.mozilla.org/security/advisories/mfsa2021-50/