CVE-2021-40420

HIGH

8.8

Descripcion

A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 11.1.0.52543. A specially-crafted PDF document can trigger the reuse of previously freed memory, which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially-crafted, malicious site if the browser plugin extension is enabled.

Detalles CVE

Puntuacion CVSS v3.18.8

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioREQUIRED

Publicado2/4/2022

Ultima modificacion11/21/2024

Fuentenvd

Avistamientos honeypot0

Productos afectados

foxit:pdf_reader

Debilidades (CWE)

CWE-416CWE-416

Referencias

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1429(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1429(af854a3a-2127-422b-91ae-364da2661108)

Correlaciones IOC

Sin correlaciones registradas

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