title: HTTP.sys Denial of Service Vulnerability
description: HTTP.sys Denial of Service Vulnerability
problem types: Denial of Service
affected:
{
vendor: Microsoft
product: Windows Server 2022
cpes: cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.1850:*:*:*:*:*:*:*
platforms: x64-based Systems
versions:
version: 10.0.0, lessThan: 10.0.20348.1850, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Windows 11 version 21H2
cpes: [cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.2176:*:*:*:*:*:x64:*, cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.2176:*:*:*:*:*:arm64:*]
platforms: [x64-based Systems, ARM64-based Systems]
versions:
version: 10.0.0, lessThan: 10.0.22000.2176, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Windows 11 version 22H2
cpes: [cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1992:*:*:*:*:*:arm64:*, cpe:2.3:o:microsoft:windows_11_22H2:10.0.22621.1992:*:*:*:*:*:x64:*]
platforms: [ARM64-based Systems, x64-based Systems]
versions:
version: 10.0.0, lessThan: 10.0.22621.1992, versionType: custom, status: affected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
baseSeverity: HIGH
baseScore: 7.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
]