Medium severity6.5NVD Advisory· Published Apr 9, 2019· Updated Jun 17, 2026

CVE-2019-0821

Description

An information disclosure vulnerability exists in the way that the Windows SMB Server handles certain requests, aka 'Windows SMB Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-0703, CVE-2019-0704.

Affected products

Microsoft/Windows Serverllm-fuzzy
Microsoft/Windowsv5
Range: 7 for 32-bit Systems Service Pack 1
Microsoft/Windows Server 2003cpe-rescue
Range: 2008 R2 for x64-based Systems Service Pack 1 (Core installation)

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0821nvdPatchVendor Advisory

News mentions

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epss	0.005
exploit	0.000
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ransomware	0.000