CVE-2023-32084

Name: CVE-2023-32084
Creator: NVD / NIST
Published: 2023-07-11T18:15:14.023+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.56%

Last modified Jun 17, 2026

CVE-2023-32084 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. HTTP.sys Denial of Service Vulnerability. EPSS estimates a 1.56% chance of exploitation in the next 30 days.

Description

HTTP.sys 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

1.56%

72.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Microsoft	Windows 10 1809	< 10.0.17763.4645
Microsoft	Windows 11 21h2	< 10.0.22000.2176
Microsoft	Windows 11 22h2	< 10.0.22621.1992
Microsoft	Windows Server 2019	All versions
Microsoft	Windows Server 2022	All versions

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-32084Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-32084Patch, Vendor Advisory

Timeline

Published: Jul 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-32084?

HTTP.sys Denial of Service Vulnerability

How severe is CVE-2023-32084?

CVE-2023-32084 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.56% probability of exploitation in the next 30 days.

How do I fix CVE-2023-32084?

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-2023-32084?

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

Scan your code now

Source: NVD / NIST