CVE-2024-21312

highpriority · track · 1EPSS 0.036 · 89 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.58% (89th) EPSS

CVSS 7.5 · high

Is it mine?

61 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

.NET Framework Denial of Service Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedMicrosoft .NET Framework 3.5msrc_csaf
3.0.50727.8976:Monthly Rollup:https://support.microsoft.com/help/5034278
https://support.microsoft.com/help/5034278
FixedMicrosoft .NET Framework 3.5 AND 4.7.2msrc_csaf
10.0.14393.6614:Security Update:https://support.microsoft.com/help/5034119
https://support.microsoft.com/help/5034119
FixedMicrosoft .NET Framework 3.5 AND 4.8msrc_csaf
4.8.04690.02:Security Update:https://support.microsoft.com/help/5034272
https://support.microsoft.com/help/5034272
FixedMicrosoft .NET Framework 3.5 AND 4.8.1msrc_csaf
4.8.09214.01:Security Update:https://support.microsoft.com/help/5033920
https://support.microsoft.com/help/5033920
FixedMicrosoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2msrc_csaf
4.7.04081.02:Security Only:https://support.microsoft.com/help/5034269
https://support.microsoft.com/help/5034269
FixedMicrosoft .NET Framework 4.8msrc_csaf
4.8.04690.02:Security Update:https://support.microsoft.com/help/5033910
https://support.microsoft.com/help/5033910

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · secure@microsoft.com USexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20USCWE-404US

affected products (61)

Products and version ranges known to be affected.

Hitachi Storageall versionscert_bundDEcpe:/h:hitachi:storage:-
Microsoft .NET Framework 2.0 SP2all versionscert_bundDEcpe:/a:microsoft:.net_framework:2.0_sp2
Microsoft .NET Framework 3.0 SP2all versionscert_bundDEcpe:/a:microsoft:.net_framework:3.0_sp2
Microsoft .NET Framework 3.5all versionscert_bundDEcpe:/a:microsoft:.net_framework:3.5:-
Microsoft .NET Framework 4.6.2all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.6.2
Microsoft .NET Framework 4.7all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7
Microsoft .NET Framework 4.7.1all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7.1
Microsoft .NET Framework 4.7.2all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.7.2
Microsoft .NET Framework 4.8all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.8
Microsoft .NET Framework 4.8.1all versionscert_bundDEcpe:/a:microsoft:.net_framework:4.8.1
Microsoft .NET Framework 6.0all versionscert_bundDEcpe:/a:microsoft:.net_framework:6.0
Microsoft .NET Framework 7.0all versionscert_bundDEcpe:/a:microsoft:.net_framework:7.0
Microsoft .NET Framework 8.0all versionscert_bundDEcpe:/a:microsoft:.net_framework:8.0
Microsoft Visual Studio 2015 Update 3all versionscert_bundDEcpe:/a:microsoft:visual_studio_2015:update_3
Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)all versionscert_bundDE
Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)all versionscert_bundDE
Microsoft Visual Studio 2022 version 17.2all versionscert_bundDE
Microsoft Visual Studio 2022 version 17.4all versionscert_bundDE
Microsoft Visual Studio 2022 version 17.6all versionscert_bundDE
Microsoft Visual Studio 2022 version 17.8all versionscert_bundDE

showing 20 of 61

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0039Microsoft Developer Tools: Mehrere SchwachstellenDeutsch2024-01-09csaf · cert_bundDE
Ein entfernter, anonymer, authentisierter oder lokaler Angreifer kann mehrere Schwachstellen in Microsoft Developer Tools ausnutzen, um seine Privilegien zu erhöhen, einen Denial of Service Zustand hervorzurufen oder Sicherheitsmaßnahmen zu umgehen.
msrc_CVE-2024-21312.NET Framework Denial of Service Vulnerability2024-01-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund msrc_csaf NVD CVE.org MITRE

published 2024-01-09modified 2026-06-17

references (6)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

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