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High severity7.5NVD Advisory· Published Oct 13, 2017· Updated Jun 17, 2026

CVE-2017-11781

CVE-2017-11781

Description

The Microsoft Server Block Message (SMB) on Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016, allows a denial of service vulnerability when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability".

Affected products

14
  • Microsoft/Windows 10 19094 versions
    cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1511:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
  • Microsoft/Windows 7
    cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:*:*
  • Microsoft/Windows 8.1
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
  • 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:r2:sp1:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*
  • Microsoft/Windows Server 20122 versions
    cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2016
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
  • Microsoft/Windowsllm-fuzzy
    Range: 2008 SP2, R2 SP1, 7 SP1, 8.1, 2012 Gold, R2, RT 8.1, 10 Gold, 1511, 1607, 1703, 2016
  • Microsoft Corporation/Server Block Message (SMB)v5
    Range: Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016

Patches

Vulnerability mechanics

References

3

News mentions

0

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