CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-40456

Windows AD FS Security Feature Bypass Vulnerability

Exploit prediction scoring system (EPSS) score

EPSS Score 0.013

EPSS Ranking 79.2%

CVSS Severity

CVSS v3 Score 5.3

CVSS v2 Score 5.0

References

Products affected by CVE-2021-40456

Microsoft » Windows Server » Version: 20h2

cpe:2.3:o:microsoft:windows_server:20h2
Microsoft » Windows Server 2019 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2019:-
Microsoft » Windows Server 2022 » Version: N/A

cpe:2.3:o:microsoft:windows_server_2022:-
Microsoft » Windows Server 2022 » Version: 10.0.20348.1006

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1006
Microsoft » Windows Server 2022 » Version: 10.0.20348.1070

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1070
Microsoft » Windows Server 2022 » Version: 10.0.20348.1129

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1129
Microsoft » Windows Server 2022 » Version: 10.0.20348.1131

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1131
Microsoft » Windows Server 2022 » Version: 10.0.20348.1194

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1194
Microsoft » Windows Server 2022 » Version: 10.0.20348.1249

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1249
Microsoft » Windows Server 2022 » Version: 10.0.20348.1251

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1251
Microsoft » Windows Server 2022 » Version: 10.0.20348.1311

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1311
Microsoft » Windows Server 2022 » Version: 10.0.20348.1366

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1366
Microsoft » Windows Server 2022 » Version: 10.0.20348.1368

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1368
Microsoft » Windows Server 2022 » Version: 10.0.20348.1487

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1487
Microsoft » Windows Server 2022 » Version: 10.0.20348.1547

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1547
Microsoft » Windows Server 2022 » Version: 10.0.20348.1607

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1607
Microsoft » Windows Server 2022 » Version: 10.0.20348.1668

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1668
Microsoft » Windows Server 2022 » Version: 10.0.20348.1724

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1724
Microsoft » Windows Server 2022 » Version: 10.0.20348.1726

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1726
Microsoft » Windows Server 2022 » Version: 10.0.20348.1787

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1787
Microsoft » Windows Server 2022 » Version: 10.0.20348.1850

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1850
Microsoft » Windows Server 2022 » Version: 10.0.20348.1903

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1903
Microsoft » Windows Server 2022 » Version: 10.0.20348.1906

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1906
Microsoft » Windows Server 2022 » Version: 10.0.20348.1970

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1970
Microsoft » Windows Server 2022 » Version: 10.0.20348.2031

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2031
Microsoft » Windows Server 2022 » Version: 10.0.20348.2113

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2113
Microsoft » Windows Server 2022 » Version: 10.0.20348.2159

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2159
Microsoft » Windows Server 2022 » Version: 10.0.20348.2201

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2201
Microsoft » Windows Server 2022 » Version: 10.0.20348.2227

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2227
Microsoft » Windows Server 2022 » Version: 10.0.20348.230

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.230
Microsoft » Windows Server 2022 » Version: 10.0.20348.2322

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2322
Microsoft » Windows Server 2022 » Version: 10.0.20348.2333

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2333
Microsoft » Windows Server 2022 » Version: 10.0.20348.2340

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2340
Microsoft » Windows Server 2022 » Version: 10.0.20348.2402

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2402
Microsoft » Windows Server 2022 » Version: 10.0.20348.2458

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2458
Microsoft » Windows Server 2022 » Version: 10.0.20348.2461

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2461
Microsoft » Windows Server 2022 » Version: 10.0.20348.2522

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2522
Microsoft » Windows Server 2022 » Version: 10.0.20348.2582

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2582
Microsoft » Windows Server 2022 » Version: 10.0.20348.261

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.261
Microsoft » Windows Server 2022 » Version: 10.0.20348.2655

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2655
Microsoft » Windows Server 2022 » Version: 10.0.20348.2700

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2700
Microsoft » Windows Server 2022 » Version: 10.0.20348.2762

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2762
Microsoft » Windows Server 2022 » Version: 10.0.20348.2849

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2849
Microsoft » Windows Server 2022 » Version: 10.0.20348.288

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.288
Microsoft » Windows Server 2022 » Version: 10.0.20348.2966

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.2966
Microsoft » Windows Server 2022 » Version: 10.0.20348.320

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.320
Microsoft » Windows Server 2022 » Version: 10.0.20348.3270

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3270
Microsoft » Windows Server 2022 » Version: 10.0.20348.3328

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3328
Microsoft » Windows Server 2022 » Version: 10.0.20348.350

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.350
Microsoft » Windows Server 2022 » Version: 10.0.20348.3692

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3692
Microsoft » Windows Server 2022 » Version: 10.0.20348.380

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.380
Microsoft » Windows Server 2022 » Version: 10.0.20348.3807

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3807
Microsoft » Windows Server 2022 » Version: 10.0.20348.3932

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3932
Microsoft » Windows Server 2022 » Version: 10.0.20348.3989

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.3989
Microsoft » Windows Server 2022 » Version: 10.0.20348.405

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405
Microsoft » Windows Server 2022 » Version: 10.0.20348.4052

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.4052
Microsoft » Windows Server 2022 » Version: 10.0.20348.407

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.407
Microsoft » Windows Server 2022 » Version: 10.0.20348.469

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.469
Microsoft » Windows Server 2022 » Version: 10.0.20348.473

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.473
Microsoft » Windows Server 2022 » Version: 10.0.20348.502

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.502
Microsoft » Windows Server 2022 » Version: 10.0.20348.524

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.524
Microsoft » Windows Server 2022 » Version: 10.0.20348.558

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.558
Microsoft » Windows Server 2022 » Version: 10.0.20348.587

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.587
Microsoft » Windows Server 2022 » Version: 10.0.20348.617

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.617
Microsoft » Windows Server 2022 » Version: 10.0.20348.643

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.643
Microsoft » Windows Server 2022 » Version: 10.0.20348.681

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.681
Microsoft » Windows Server 2022 » Version: 10.0.20348.707

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.707
Microsoft » Windows Server 2022 » Version: 10.0.20348.709

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.709
Microsoft » Windows Server 2022 » Version: 10.0.20348.740

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.740
Microsoft » Windows Server 2022 » Version: 10.0.20348.768

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.768
Microsoft » Windows Server 2022 » Version: 10.0.20348.770

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.770
Microsoft » Windows Server 2022 » Version: 10.0.20348.803

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.803
Microsoft » Windows Server 2022 » Version: 10.0.20348.825

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.825
Microsoft » Windows Server 2022 » Version: 10.0.20348.859

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.859
Microsoft » Windows Server 2022 » Version: 10.0.20348.887

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.887
Microsoft » Windows Server 2022 » Version: 10.0.20348.946

cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.946
Microsoft » Windows Server 2022 » Version: 10.0.25398.643

cpe:2.3:o:microsoft:windows_server_2022:10.0.25398.643

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2021-40456

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