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CVE Watch—

CVE-2020-0688

Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability

CVSS

—

Sem CVSS

EPSS

100.0%

p100

KEV

SIM

3 de nov. de 2021

Exploit Today

80

0-100

Publicado: — · Última mod.: —

EPSS · 30d

100.0%EPSS · 30 dias100.0%

2026-10-082026-11-05

Ficha do catálogo KEV

Produto

Microsoft / Exchange Server

Vulnerabilidade

Microsoft Exchange Server Validation Key Remote Code Execution Vulnerability

Adicionado ao KEV

3 de nov. de 2021

Corrigir até

3 de mai. de 2022

Uso conhecido em ransomware

Sim

Descrição resumida

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

Ação necessária

Apply updates per vendor instructions.

Notas

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

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