VYPR
High severity8.8NVD Advisory· Published Nov 10, 2021· Updated Jun 17, 2026

CVE-2021-38666

CVE-2021-38666

Description

Remote Desktop Client Remote Code Execution Vulnerability

Affected products

37
  • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*+ 8 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19119:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1916:*:*:*:*:*:x86:*range: 10.0.0
  • cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4770:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4770:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:x86:*range: 10.0.0
  • cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1348:*:*:*:*:*:x64:*range: 10.0.0
  • cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x64:*
    Range: 10.0.0
  • cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.318:*:*:*:*:*:x64:*range: 10.0.0
  • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_7:6.1.7601.25769:sp1:*:*:*:*:x64:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:6.1.7601.25769:sp1:*:*:*:*:x86:*range: 6.1.0
  • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20174:*:*:*:*:*:x86:*range: 6.3.0
  • cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
  • 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:*
  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23517:*:*:*:*:*:x64:*range: 6.2.0
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2300:*:*:*:*:*:*:*range: 10.0.0
  • cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.350:*:*:*:*:*:*:*range: 10.0.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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