CVE-2021-43877
published 2021-12-15CVE-2021-43877: ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
PriorityP339high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.72%
49.6th percentile
ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
Affected
23 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | asp.net_core | — | — |
| microsoft | asp.net_core | — | — |
| microsoft | asp.net_core | — | — |
| microsoft | asp.net_core_3.1 | >= 3.0 < 3.1.22 | 3.1.22 |
| microsoft | asp.net_core_5.0 | >= 5.0 < 5.0.13 | 5.0.13 |
| microsoft | asp.net_core_6.0 | >= 6.0 < 6.0.101 | 6.0.101 |
| microsoft | microsoft_visual_studio_2019_version_16.11 | >= 16.11.0 < 16.11.8 | 16.11.8 |
| microsoft | microsoft_visual_studio_2019_version_16.7 | >= 16.0.0 < 16.7.23 | 16.7.23 |
| microsoft | microsoft_visual_studio_2019_version_16.9 | >= 15.0.0 < 16.9.15 | 16.9.15 |
| microsoft | microsoft_visual_studio_2022_version_17.0 | >= 17.0.0 < 17.0.3 | 17.0.3 |
| microsoft | microsoft_visual_studio_2022_version_17.1 | >= 17.0.0 < 17.1.4 | 17.1.4 |
| microsoft | visual_studio_2019 | — | — |
| microsoft | visual_studio_2019 | — | — |
| microsoft | visual_studio_2019 | — | — |
| microsoft | visual_studio_2022 | — | — |
| msrc | asp.net_core_3.1 | — | — |
| msrc | asp.net_core_5.0 | — | — |
| msrc | asp.net_core_6.0 | — | — |
| msrc | microsoft_visual_studio_2019_version_16.11 | — | — |
| msrc | microsoft_visual_studio_2019_version_16.7 | — | — |
| msrc | microsoft_visual_studio_2019_version_16.9 | — | — |
| msrc | microsoft_visual_studio_2022_version_17.0 | — | — |
| msrc | microsoft_visual_studio_2022_version_17.1 | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
vendor_msrc8.8HIGH
vendor_redhat8.8HIGH
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Microsoft
ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
vendor_msrc·2021-12-14·CVSS 8.8
CVE-2021-43877 [HIGH] ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
ASP.NET Core & Visual Studio: ASP.NET Core & Visual Studio
Microsoft: Microsoft
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Remediation: Release Notes
Reference: https://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.7
Reference: https://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.9
Reference: https://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.11
Reference: https://my.visualstudio.com/Downloads?q=Visual Studio 2022 version 17.0
Reference: https://dotnet.microsoft.com/download/dotnet-core/3.1
Reference: https://dotnet.mic
Red Hat
dotnet: ASPNetCore processPath privilege escalation
vendor_redhat·2021-12-14·CVSS 8.8
CVE-2021-43877 [HIGH] CWE-20 dotnet: ASPNetCore processPath privilege escalation
dotnet: ASPNetCore processPath privilege escalation
ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
Statement: This only affects applications hosted using IIS.
Package: rh-dotnet31 (.NET Core 3.1 on Red Hat Enterprise Linux) - Not affected
Package: rh-dotnet50 (.NET Core 5.0 on Red Hat Enterprise Linux) - Not affected
Package: dotnet3.1 (Red Hat Enterprise Linux 8) - Not affected
Package: dotnet5.0 (Red Hat Enterprise Linux 8) - Not affected
Package: dotnet6.0 (Red Hat Enterprise Linux 8) - Not affected
Package: dotnet3.1 (Red Hat Enterprise Linux 9) - Not affected
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-12-15
Published