CVE Watch—

CVE-2020-0688

Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability

CVSS

—

Sin CVSS

EPSS

100.0%

p100

KEV

SÍ

3 nov 2021

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

100.0%EPSS · 30 días100.0%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Microsoft / Exchange Server

Vulnerabilidad

Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability

Añadido a KEV

3 nov 2021

Remediar antes de

3 may 2022

Uso conocido en ransomware

Sí

Descripción resumida

Microsoft Exchange Server Validation Key fails to properly create unique keys at install time, allowing for remote code execution.

Acción requerida

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2020-0688

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