CVE-2021-30851

CVE-2021-30851: fallo en Apple Safari

Publicada el 24 ago 2021 · Actualizada el 03 ago 2024

Seguir esta CVE + Monitorear iOS + Monitorear iPadOS

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

3Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackepss 2.4%

A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 15, tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code execution.

Productos afectados

Apple · iOS and iPadOS Apple · Safari Apple · tvOS Apple · watchOS

CVEs relacionadas — Apple Safari

En el mismo producto, de las más peligrosas a las menos.

CVE-2025-43300CRITICALCVE-2025-43300EPSS 65.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 51.5%KEV CVE-2023-28205HIGHCVE-2023-28205EPSS 27.1%KEV CVE-2026-86950HIGHCVE-2026-86950EPSS 26.2%KEV CVE-2025-43529HIGHCVE-2025-43529EPSS 25.7%KEV

Referencias

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/https://support.apple.com/en-us/HT212814 https://support.apple.com/en-us/HT212815 https://support.apple.com/en-us/HT212816 https://support.apple.com/en-us/HT212819 https://support.apple.com/kb/HT212869 https://www.debian.org/security/2021/dsa-4995 https://www.debian.org/security/2021/dsa-4996 http://www.openwall.com/lists/oss-security/2021/10/31/1