CVE Watch—

CVE-2018-8639

Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability

CVSS

—

Sin CVSS

EPSS

22.3%

p97

KEV

SÍ

3 mar 2025

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

22.3%EPSS · 30 días22.3%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Microsoft / Windows

Vulnerabilidad

Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability

Añadido a KEV

3 mar 2025

Remediar antes de

24 mar 2025

Uso conocido en ransomware

Sí

Descripción resumida

Microsoft Windows Win32k contains an improper resource shutdown or release vulnerability that allows for local, authenticated privilege escalation. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode.

Acción requerida

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notas

https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2018-8639 ; https://nvd.nist.gov/vuln/detail/CVE-2018-8639

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