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High severity8.8NVD Advisory· Published Jul 16, 2021· Updated Aug 10, 2026

CVE-2021-34481

CVE-2021-34481

Description

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. UPDATE August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see KB5005652.

Affected products

30
  • Microsoft/Windows 10 1809v52 versions
    cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2114:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2114:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1165:*:*:*:*:*:x64:*range: 10.0.0
  • Microsoft/Windows Server 2019v52 versions
    cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2114:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2114:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • Microsoft/Windows 10 1909v59 versions
    cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1734:*:*:*:*:*:x86:*+ 8 more
    • cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1734:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19022:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*
    • 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:*:*:*:*:*:*:*
  • Microsoft/Windows 10 21h1v5
    cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1165:*:*:*:*:*:x64:*
    Range: 10.0.0
  • Microsoft/Windows 10 1607v52 versions
    cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4583:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4583:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1165:*:*:*:*:*:x86:*range: 10.0.0
  • Microsoft/Windows Server 2016v53 versions
    cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583:*:*:*:*:*:*:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
  • Microsoft/Windows 7v53 versions
    cpe:2.3:o:microsoft:windows_7:6.1.7601.25685:sp1:*:*:*:*:x86:*+ 2 more
    • cpe:2.3:o:microsoft:windows_7:6.1.7601.25685:sp1:*:*:*:*:x86:*range: 6.1.0
    • cpe:2.3:o:microsoft:windows_7:6.1.7601.25685: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_8.1:6.3.9600.20094:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20094:*:*:*:*:*:x86:*range: 6.3.0
    • cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2012v52 versions
    cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23435:*:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23435:*:*:*:*:*:x64:*range: 6.2.0
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • Microsoft/Windows Print Spoolerllm-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

2

News mentions

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