7.8Alta KEV Usada en ransomware

CVE-2019-0803Microsoft Win32k Privilege Escalation Vulnerability

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

Explotación conocida — Microsoft Win32k Privilege Escalation Vulnerability

CISA confirmó el 03.11.2021 que esta vulnerabilidad se usa en ataques reales. Plazo para las agencias federales de EE. UU.: 03.05.2022.

Acción requerida: Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2019-0803

Descripción

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0685, CVE-2019-0859.

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 7 for 32-bit Systems Service Pack 1, 7 for x64-based Systems Service Pack 1, 8.1 for 32-bit systems, 8.1 for x64-based systems, RT 8.1, 10 for 32-bit Systems, 10 for x64-based Systems, 10 Version 1607 for 32-bit Systems, 10 Version 1607 for x64-based Systems, 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,
microsoft windows 10 1507 —
microsoft windows 10 1607 —
microsoft windows 10 1703 —
microsoft windows 10 1709 —
microsoft windows 10 1803 —
microsoft windows 10 1809 —
microsoft windows 7 —
microsoft windows 8.1 —
microsoft windows rt 8.1 —
Microsoft Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Core installation), 2008 R2 for Itanium-Based Systems Service Pack 1, 2008 R2 for x64-based Systems Service Pack 1, 2008 for 32-bit Systems Service Pack 2 (Core installation), 2012, 2012 (Core installation), 2012 R2, 2012 R2 (Core installation), 2016, 2016 (Core installation), version 1709 (Core Installation), version 1803 (Core Installation), 2019, 2019 (Core installation), 2008 for Itanium-Based Systems Service Pack 2, 2008 for 32-bit Systems Service Pack 2, 2008 for x64-based Systems Service Pack 2, 2008 for x64-based Systems Service Pack 2
microsoft windows server 1709 —
microsoft windows server 1803 —
microsoft windows server 2008 r2
microsoft windows server 2012 r2
microsoft windows server 2016 —
microsoft windows server 2019 —

Referencias y parches

Coincidencias CPE (NVD) (27)

  • cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1703:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:arm64:*
  • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_1709:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_server_1803:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*
  • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*