CVE-2021-24111

.NET Framework Denial of Service Vulnerability

HIGH

7.5

CVSS Score

Published: February 25, 2021 at 11:01 PM UTC

Updated: June 17, 2026 at 03:39 AM UTC

10 products affected across 1 vendor.NET Framework.netWindows Server 2016

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Severity

HIGH7.5

Exploit prediction

EPSS 4%

Description

.NET Framework Denial of Service Vulnerability

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

.net · Microsoft

95%

4.7.2 4.8

.NET Framework · Microsoft

95%

10.0.0.0 ≤ v < publication4.0.0.0 ≤ v < publication4.7.0 ≤ v < publication4.8.0 ≤ v < publication10.0.0.0 4.0.0.0 4.6 4.6.1 4.6.2 4.7 4.7.0 4.7.1 4.7.2 4.8 4.8.0

Affected range stops below publication, so it looks safe — our inference, not a vendor statement

microsoft-windows-10 (environment) · microsoft-windows-7 (environment) · microsoft-windows-8-1 (environment) · microsoft-windows-rt-8-1 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-server-2012 (environment) · microsoft-windows-server-2016 (environment) · microsoft-windows-server-2019 (environment)

Windows 10 · Microsoftdevice

80%

All versions

Windows 7 · Microsoftdevice

80%

All versions

Windows 8-1 · Microsoftdevice

80%

All versions

Windows Rt 8-1 · Microsoftdevice

80%

All versions