CVE-2025-21225 — Type Confusion in Microsoft Windows Server 2016

CWE-843 — Type Confusion4 documents4 sources
Severity
5.9MEDIUMNVD
EPSS
0.3%
top 44.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
10
Microsoft Windows Server 2016Microsoft Windows Server 2019Microsoft Windows Server 2022+7 more
Timeline
PublishedJan 14

Description

Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.2 | Impact: 3.6

Affected Packages10 packages

▶NVDmicrosoft/windows< 10.0.14393.7699+4
▶CVEListV5microsoft/windows_server_201610.0.14393.0 — 10.0.14393.7699
▶CVEListV5microsoft/windows_server_201910.0.17763.0 — 10.0.17763.6775
▶CVEListV5microsoft/windows_server_202210.0.20348.0 — 10.0.20348.3091
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.2894

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-qgf5-w7jw-p449: Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability↗2025-01-14
▶

📋Vendor Advisories

1
Microsoft
Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability↗2025-01-14
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws↗2025-01-14
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CVE-2025-21225 — Type Confusion in Microsoft | cvebase