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High severity8.8NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026

CVE-2021-43877

CVE-2021-43877

Description

ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability

Affected products

10

Microsoft/Aspnetcore4 versions
cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:asp.net_core:5.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:asp.net_core:6.0:*:*:*:*:*:*:*
- (no CPE)
Microsoft/Visual Studio5 versions
cpe:2.3:a:microsoft:visual_studio_2019:16.11:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:microsoft:visual_studio_2019:16.11:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:16.7:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2022:17.0:*:*:*:*:*:*:*
- (no CPE)
osv-coords
pkg:bitnami/aspnet-core
Range: >= 3.1.0, < 3.1.1

Patches

Vulnerability mechanics

References

1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43877nvdPatchVendor Advisory

News mentions

0

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