CVE-2024-21312

Name: CVE-2024-21312
Creator: NVD / NIST
Published: 2024-01-09T18:15:55.08+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.58%

Last modified Jun 17, 2026

CVE-2024-21312 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. .NET Framework Denial of Service Vulnerability. EPSS estimates a 3.58% chance of exploitation in the next 30 days.

Description

.NET Framework Denial of Service Vulnerability

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.58%

87.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Microsoft	.Net Framework	3.5
Microsoft	.Net Framework	4.8.1
Microsoft	.Net Framework	4.6.2
Microsoft	.Net Framework	4.7
Microsoft	.Net Framework	4.7.1
Microsoft	.Net Framework	4.7.2
Microsoft	.Net Framework	4.8

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21312Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21312Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20240208-0008/

Timeline

Published: Jan 9, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-21312?

.NET Framework Denial of Service Vulnerability

How severe is CVE-2024-21312?

CVE-2024-21312 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.58% probability of exploitation in the next 30 days.

How do I fix CVE-2024-21312?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21312?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST