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7.8Alta KEV Usada en ransomware

CVE-2019-0841Microsoft Windows AppX Deployment Service (AppXSVC) Privilege Escalation Vulnerability

Microsoft Windows; Microsoft Windows Server Publicada: (hace 7 años)

Explotación conocida — Microsoft Windows AppX Deployment Service (AppXSVC) Privilege Escalation Vulnerability

CISA confirmó el 15.03.2022 que esta vulnerabilidad se usa en ataques reales. Plazo para las agencias federales de EE. UU.: 05.04.2022.

Acción requerida: Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-0841

Descripción

An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0730, CVE-2019-0731, CVE-2019-0796, CVE-2019-0805, CVE-2019-0836.

Debilidad (CWE): CWE-59

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
Microsoft Windows 10 Version 1703 for 32-bit Systems, 10 Version 1703 for x64-based Systems, 10 Version 1709 for 32-bit Systems, 10 Version 1709 for x64-based Systems, 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems, 10 Version 1809 for 32-bit Systems, 10 Version 1809 for x64-based Systems, 10 Version 1809 for ARM64-based Systems, 10 Version 1709 for ARM64-based Systems
microsoft windows 10 1703 —
microsoft windows 10 1709 —
microsoft windows 10 1803 —
microsoft windows 10 1809 —
Microsoft Windows Server version 1709 (Core Installation), version 1803 (Core Installation), 2019, 2019 (Core installation)
microsoft windows server 2016 1803
microsoft windows server 2019 —

Referencias y parches

Coincidencias CPE (NVD) (6)
  • cpe:2.3:o:microsoft:windows_10_1703:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_1709:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

CVE recientes del mismo producto — Windows 10

7.8Alta
CVE-2026-119382

Windows TPM Elevation of Privilege Vulnerability

Microsoft Windows 10 Version 1607; Microsoft Windows 10 Version 1809; Microsoft Windows 10 Version 21H2; Microsoft Windows 10 Version 22H2

Heap-based buffer overflow in Windows TPM allows an authorized attacker to elevate privileges locally.