Vulnerability Details CVE-2017-8495
Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, and 1703, and Windows Server 2016 allows an attacker to bypass Extended Protection for Authentication when Kerberos fails to prevent tampering with the SNAME field during ticket exchange, aka "Kerberos SNAME Security Feature Bypass Vulnerability" or Orpheus' Lyre.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.087
EPSS Ranking 92.0%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 6.0
Products affected by CVE-2017-8495
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cpe:2.3:o:microsoft:windows_10:-
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cpe:2.3:o:microsoft:windows_10:1511
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cpe:2.3:o:microsoft:windows_10:1607
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cpe:2.3:o:microsoft:windows_10:1703
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cpe:2.3:o:microsoft:windows_7:-
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cpe:2.3:o:microsoft:windows_8.1:-
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cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20520
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cpe:2.3:o:microsoft:windows_rt_8.1:-
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cpe:2.3:o:microsoft:windows_rt_8.1:6.3.9600.20520
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cpe:2.3:o:microsoft:windows_server_2008:-
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cpe:2.3:o:microsoft:windows_server_2008:r2
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cpe:2.3:o:microsoft:windows_server_2012:-
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.24116
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.24768
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.24919
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.24975
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.25031
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cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.25073
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cpe:2.3:o:microsoft:windows_server_2012:r2
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cpe:2.3:o:microsoft:windows_server_2016:-
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4467
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4530
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4651
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4704
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4886
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4946
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5066
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5125
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5192
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5246
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5291
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5356
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5427
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5501
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5582
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5648
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5717
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.5850
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6085
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6167
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6351
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6452
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6614
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6796
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6897
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.6981
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7070
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7159
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7259
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7336
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7428
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7515
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7606
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cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.7876
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cpe:2.3:o:microsoft:windows_server_2016:1709
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cpe:2.3:o:microsoft:windows_server_2016:1803
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cpe:2.3:o:microsoft:windows_server_2016:1903
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cpe:2.3:o:microsoft:windows_server_2016:1909
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cpe:2.3:o:microsoft:windows_server_2016:2004
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cpe:2.3:o:microsoft:windows_server_2016:20h2