CVE-2021-43877
High
Published: 15 December 2021
Published
15 December 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
8.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score
0.0068
72.1th percentile
Risk Priority
18
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-43877 is a high-severity an unspecified weakness vulnerability in Microsoft Asp.Net Core. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 27.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-30739
Vulnerability details
ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
microsoft
asp.net core
3.1, 5.0, 6.0
microsoft
visual studio 2019
16.11, 16.7, 16.9
microsoft
visual studio 2022
17.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.