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Medium severity5.5NVD Advisory· Published Sep 11, 2020· Updated Jun 17, 2026

CVE-2020-1250

CVE-2020-1250

Description

An information disclosure vulnerability exists when the win32k component improperly provides kernel information. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system. To exploit this vulnerability, an attacker would have to log on to an affected system and run a specially crafted application. The security update addresses the vulnerability by correcting how win32k handles objects in memory.

Affected products

32
  • Microsoft/Windows 10 1809v52 versions
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: 10.0.0
  • Microsoft/Windows Server 2019v52 versions
    cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • Microsoft/Windows 10 1909v510 versions
    cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*+ 9 more
    • cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
    • 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_10:1903:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2016v55 versions
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
  • Microsoft/Windows 10 1607v5
    cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
    Range: 10.0.0
  • Microsoft/Windows 7v53 versions
    cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*+ 2 more
    • cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
  • Microsoft/Windows 8.1v52 versions
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*range: 6.3.0
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2012v53 versions
    cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*range: 6.2.0
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • Microsoft/Win32Kllm-fuzzy
  • Microsoft/Windows Rt 8.1
    cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 20082 versions
    cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

Patches

Vulnerability mechanics

References

1

News mentions

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