CVE-2025-49716

Published: Jul 8, 2025

Modified: Feb 13, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

Uncontrolled resource consumption in Windows Netlogon allows an unauthorized attacker to deny service over a network.

Vendor	Product	Versions
Microsoft	Windows Server 2008 R2 Service Pack 1	affected `6.1.7601.0 - < 6.1.7601.27820`
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	affected `6.1.7601.0 - < 6.1.7601.27820`
Microsoft	Windows Server 2008 Service Pack 2	affected `6.0.6003.0 - < 6.0.6003.23418`
Microsoft	Windows Server 2008 Service Pack 2 (Server Core installation)	affected `6.0.6003.0 - < 6.0.6003.23418`
Microsoft	Windows Server 2012	affected `6.2.9200.0 - < 6.2.9200.25573`
Microsoft	Windows Server 2012 (Server Core installation)	affected `6.2.9200.0 - < 6.2.9200.25573`
Microsoft	Windows Server 2012 R2	affected `6.3.9600.0 - < 6.3.9600.22676`
Microsoft	Windows Server 2012 R2 (Server Core installation)	affected `6.3.9600.0 - < 6.3.9600.22676`
Microsoft	Windows Server 2016	affected `10.0.14393.0 - < 10.0.14393.8246`
Microsoft	Windows Server 2016 (Server Core installation)	affected `10.0.14393.0 - < 10.0.14393.8246`
Microsoft	Windows Server 2019	affected `10.0.17763.0 - < 10.0.17763.7558`
Microsoft	Windows Server 2019 (Server Core installation)	affected `10.0.17763.0 - < 10.0.17763.7558`
Microsoft	Windows Server 2022	affected `10.0.20348.0 - < 10.0.20348.3932`
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	affected `10.0.25398.0 - < 10.0.25398.1732`

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

vendor-advisory

patch

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