CVE-2025-53805— HTTP.sys Denial of Service Vulnerability
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I. Basic Information for CVE-2025-53805
Vulnerability Information
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Vulnerability Title
HTTP.sys Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Out-of-bounds read in Windows Internet Information Services allows an unauthorized attacker to deny service over a network.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Internet Information Services 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Internet Information Services（IIS）是美国微软（Microsoft）公司的一款适用于Windows Server平台的Web服务器。 Microsoft Windows Internet Information Services（IIS）存在缓冲区错误漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows Server 2022,Windows Server 2022 (Server Core installati
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 ~ 10.0.22621.5909 | - | |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 ~ 10.0.22631.5909 | - | |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 ~ 10.0.22631.5909 | - | |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 ~ 10.0.26100.6584 | - | |
| Microsoft | Windows Server 2022 | 10.0.20348.0 ~ 10.0.20348.4171 | - | |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 ~ 10.0.25398.1849 | - | |
| Microsoft | Windows Server 2025 | 10.0.26100.0 ~ 10.0.26100.6584 | - | |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 ~ 10.0.26100.6584 | - |
II. Public POCs for CVE-2025-53805
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Microsoft · 2025-09-09 · 80 CVEs total
| CVE-2025-55232 | 9.8 CRITICAL | Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability |
| CVE-2025-55234 | 8.8 HIGH | Windows SMB Elevation of Privilege Vulnerability |
| CVE-2025-54897 | 8.8 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2025-54110 | 8.8 HIGH | Windows Kernel Elevation of Privilege Vulnerability |
| CVE-2025-54106 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2025-54113 | 8.8 HIGH | Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability |
| CVE-2025-54918 | 8.8 HIGH | Windows NTLM Elevation of Privilege Vulnerability |
| CVE-2025-55227 | 8.8 HIGH | Microsoft SQL Server Elevation of Privilege Vulnerability |
| CVE-2025-54910 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2025-55228 | 7.8 HIGH | Windows Graphics Component Remote Code Execution Vulnerability |
| CVE-2025-54913 | 7.8 HIGH | Windows UI XAML Maps MapControlSettings Elevation of Privilege Vulnerability |
| CVE-2025-49692 | 7.8 HIGH | Azure Connected Machine Agent Elevation of Privilege Vulnerability |
| CVE-2025-55245 | 7.8 HIGH | Xbox Gaming Services Elevation of Privilege Vulnerability |
| CVE-2025-55316 | 7.8 HIGH | Azure Connected Machine Agent Elevation of Privilege Vulnerability |
| CVE-2025-55317 | 7.8 HIGH | Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability |
| CVE-2025-54916 | 7.8 HIGH | Windows NTFS Remote Code Execution Vulnerability |
| CVE-2025-54912 | 7.8 HIGH | Windows BitLocker Elevation of Privilege Vulnerability |
| CVE-2025-54900 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2025-54098 | 7.8 HIGH | Windows Hyper-V Elevation of Privilege Vulnerability |
| CVE-2025-55224 | 7.8 HIGH | Windows Hyper-V Remote Code Execution Vulnerability |
Showing top 20 of 80 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Windows 11 version 22H2
- CVE-2025-59261
Windows Graphics Component Elevation of Privilege Vulnerabil - CVE-2025-59194
Windows Kernel Elevation of Privilege Vulnerability - CVE-2025-58731
Inbox COM Objects (Global Memory) Remote Code Execution Vuln - CVE-2025-55334
Windows Kernel Security Feature Bypass Vulnerability - CVE-2025-55330
Windows BitLocker Security Feature Bypass Vulnerability
Same vendor: Microsoft
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
Same weakness: CWE-125
- CVE-2026-8177
XML::LibXML versions through 2.0210 for Perl read out-of-bou - CVE-2026-6104
Global buffer over-read in mb_convert_encoding() with attack - CVE-2026-7258
Out-of-bounds read in urldecode() on NetBSD - CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-3508
ASUS System Control Interface 缓冲区错误漏洞
V. Comments for CVE-2025-53805
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