Medium severity6.5NVD Advisory· Published Jul 14, 2021· Updated Aug 10, 2026
CVE-2021-33783
CVE-2021-33783
Description
Windows SMB Information Disclosure Vulnerability
Affected products
32cpe: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_1507:10.0.10240.19003:*:*:*:*:*:x86:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1679:*:*:*:*:*:x86:*range: 10.0.0
cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x86:*+ 1 more
- cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4530:*:*:*:*:*:x86:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1110:*:*:*:*:*:x86:*range: 10.0.0
cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x86:*+ 1 more
- cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2061:*:*:*:*:*:x86:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1110:*:*:*:*:*:x64:*range: 10.0.0
- cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1110:*:*:*:*:*:x64:*Range: 10.0.0
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20069:*:*:*:*:*:x86:*range: 6.3.0
- cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp1:*:*:*:*:x64:*+ 1 more
- cpe:2.3:o:microsoft:windows_server_2008:-:sp1:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
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:-:r2:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23409:*:*:*:*:*:x64:*range: 6.2.0
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_2016:10.0.14393.4530:*:*:*:*:*:*:*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_2019:10.0.17763.2061:*:*:*:*:*:*:*range: 10.0.0
Patches
Vulnerability mechanics
References
2News mentions
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