CVE-2023-4573

CVE-2023-4573: fallo en Mozilla Firefox

Memory corruption in IPC CanvasTranslator

Publicada el 11 sep 2023 · Actualizada el 18 dic 2025

Seguir esta CVE + Monitorear Firefox + Monitorear Thunderbird

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 0.6%

When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Productos afectados

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

CVEs relacionadas — Mozilla Firefox

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

CVE-2016-9079HIGHCVE-2016-9079EPSS 87.4%KEV CVE-2019-11708CRITICALCVE-2019-11708EPSS 55.9%KEV CVE-2019-17026HIGHCVE-2019-17026EPSS 46.3%KEV CVE-2019-11707HIGHCVE-2019-11707EPSS 38.0%KEV CVE-2024-9680CRITICALCVE-2024-9680EPSS 23.2%KEV CVE-2022-26485HIGHCVE-2022-26485EPSS 14.3%KEV

Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=1846687 https://www.mozilla.org/security/advisories/mfsa2023-34/https://www.mozilla.org/security/advisories/mfsa2023-35/https://www.mozilla.org/security/advisories/mfsa2023-36/https://www.mozilla.org/security/advisories/mfsa2023-37/https://www.mozilla.org/security/advisories/mfsa2023-38/