CVE-2018-8639
Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability
CVSS
—
Sem CVSS
EPSS
22.3%
p98
KEV
SIM
3 de mar. de 2025
Exploit Today
79
0-100
Publicado: — · Última mod.: —
Produto
Microsoft / Windows
Vulnerabilidade
Microsoft Windows Win32k Improper Resource Shutdown or Release Vulnerability
Adicionado ao KEV
3 de mar. de 2025
Corrigir até
24 de mar. de 2025
Uso conhecido em ransomware
Sim
Descrição 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.
Ação necessária
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