7.8High KEV Used in ransomware

CVE-2018-8405Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability

Microsoft Windows Server 2012 R2; Microsoft Windows RT 8.1; Microsoft Windows Server 2016; Microsoft Windows 8.1 Published: (8 years ago)

Known exploited — Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability

CISA confirmed this vulnerability is used in real attacks on 28.03.2022. Remediation deadline for US federal agencies: 18.04.2022.

Required action: Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2018-8405

Description

An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.

Weakness (CWE): CWE-404

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
Microsoft Windows 10 32-bit Systems, Version 1607 for 32-bit Systems, Version 1607 for x64-based Systems, Version 1703 for 32-bit Systems, Version 1703 for x64-based Systems, Version 1709 for 32-bit Systems, Version 1709 for x64-based Systems, Version 1803 for 32-bit Systems, Version 1803 for x64-based Systems, 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 Servers version 1709 (Server Core Installation), version 1803 (Server Core Installation)
Microsoft Windows 8.1 32-bit systems, x64-based systems
Microsoft Windows RT 8.1 Windows RT 8.1
microsoft windows server 1709 —
microsoft windows server 1803 —
microsoft windows server 2012 r2
Microsoft Windows Server 2012 R2 (Server Core installation)
Microsoft Windows Server 2016 (Server Core installation)

References and patches

CPE matches (NVD) (16)

  • 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:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:x86:*
  • cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x64:*
  • cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:x86:*
  • 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:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_1803:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*