Cyber Resilience

CVE-2021-1721

Medium

Published: 25 February 2021

Published
25 February 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0934 92.9th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1721 is a medium-severity an unspecified weakness vulnerability in Microsoft .Net Core. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 7.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

.NET Core and Visual Studio Denial of Service Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
.net
5.0 — 5.0.2
microsoft
.net core
2.1 — 2.1.24 · 3.1 — 3.1.11
microsoft
powershell core
7.0, 7.1
microsoft
visual studio 2017
15.0 — 15.9
microsoft
visual studio 2019
16.0 — 16.8

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References