CVE-2022-23267
dotnet: excess memory allocation via HttpClient causes DoS
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 10, 2022
Updated · November 21, 2025
Description
A flaw was found in dotnet. The Microsoft Security Advisory describes the issue of the Apply MaxResponseHeadersLength limit for trailing headers to address a denial of service via excess memory allocations through the HttpClient.
Statement
Affected .NET versions: 6.0, 5.0, 3.1
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-770 · Allocation of Resources Without Limits or Throttling