How severe is CVE-2024-43484?

CVE-2024-43484 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-43484 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43484?

CVE-2024-43484 primarily affects Microsoft .net Framework. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43484?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-43484 have an EU (EUVD) identifier?

Yes. CVE-2024-43484 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3023.

When was CVE-2024-43484 published?

CVE-2024-43484 was published on 2024-10-08 and last updated on 2026-06-17.

CVE-2024-43484

CVE-2024-43484 is a high-severity vulnerability in Microsoft .net Framework with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-407.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3023
Weakness: CWE-407
Affected product: Microsoft .net Framework
Published: 2024-10-08
Last modified: 2026-06-17

Description

.NET, .NET Framework, and Visual Studio Denial of Service Vulnerability

Frequently asked questions

What is CVE-2024-43484?: .NET, .NET Framework, and Visual Studio Denial of Service Vulnerability
How severe is CVE-2024-43484?: CVE-2024-43484 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-43484 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43484?: CVE-2024-43484 primarily affects Microsoft .net Framework. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43484?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-43484 have an EU (EUVD) identifier?: Yes. CVE-2024-43484 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3023.
When was CVE-2024-43484 published?: CVE-2024-43484 was published on 2024-10-08 and last updated on 2026-06-17.

References

Affected products (13)

cpe:2.3:a:microsoft:.net_framework:3.5:-:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.8:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.6.2:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.7.1:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:3.0:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:2.0:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*

More vulnerabilities in Microsoft .net Framework

CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-4073 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 processes unverified data during interaction…
CVE-2014-1806 — Critical (CVSS 10.0): The .NET Remoting implementation in Microsoft .NET Framework 1.1 SP1, 2.0 SP2, 3.5, 3.5.1, 4, 4.5, and 4.5.1 does not…
CVE-2013-0073 — Critical (CVSS 10.0): The Windows Forms (aka WinForms) component in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not…
CVE-2008-5100 — Critical (CVSS 10.0): The strong name (SN) implementation in Microsoft .NET Framework 2.0.50727 relies on the digital signature Public Key…
CVE-2002-0369 — Critical (CVSS 10.0): Buffer overflow in ASP.NET Worker Process allows remote attackers to cause a denial of service (restart) and possibly…

All CVEs affecting Microsoft .net Framework →

Other CWE-407 vulnerabilities

CVE-2026-94658 — High (CVSS 8.7): Inefficient Algorithmic Complexity vulnerability in Apache Thrift Lua bindings. This issue affects Apache Thrift:…
CVE-2026-103604 — High (CVSS 8.7): Inefficient algorithmic complexity in X.509 distinguished name string conversion (X509Name.ToString and…
CVE-2026-49250 — High (CVSS 8.7): Conform, a type-safe form validation library, allows the parsing of nested objects in the form of object.property. From…
CVE-2026-83613 — High (CVSS 8.7): xmldom is a pure JavaScript W3C standard-based (XML DOM Level 2 Core) DOMParser and XMLSerializer module. Prior to…
CVE-2026-54284 — High (CVSS 8.7): sqlparse is a non-validating SQL parser module for Python. Prior to 0.6.0, TokenList construction and string conversion…
CVE-2026-65623 — High (CVSS 8.7): Inefficient Algorithmic Complexity vulnerability in mtrudel bandit allows unauthenticated remote denial of service via…

Browse all CWE-407 vulnerabilities →