CVE-2020-26959

EPSS 1.3%

Vexday Risk Score

3Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS —EPSS 1.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

09 dic 2020Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.

Productos afectados

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=1669466 https://www.mozilla.org/security/advisories/mfsa2020-50/https://www.mozilla.org/security/advisories/mfsa2020-51/https://www.mozilla.org/security/advisories/mfsa2020-52/