CVE-2025-30394

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

Severity Score

5.9

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Microsoft Windows. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Remote Desktop Gateway service. The issue results from dereferencing a null pointer. An attacker can leverage this vulnerability to create a denial of service condition on remote desktop hosts behind the gateway.

*Credits: Anonymous

CVSS Scores

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2025-03-21 CVE Reserved
2025-05-13 CVE Published
2025-06-14 EPSS Updated
2025-07-15 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-591: Sensitive Data Storage in Improperly Locked Memory

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30394	2025-05-13

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019"				>= 10.0.17763.0 < 10.0.17763.7314 Search vendor "Microsoft" for product "Windows Server 2019" and version " >= 10.0.17763.0 < 10.0.17763.7314"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2019 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2019 (Server Core Installation)"				>= 10.0.17763.0 < 10.0.17763.7314 Search vendor "Microsoft" for product "Windows Server 2019 (Server Core Installation)" and version " >= 10.0.17763.0 < 10.0.17763.7314"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022"				>= 10.0.20348.0 < 10.0.20348.3692 Search vendor "Microsoft" for product "Windows Server 2022" and version " >= 10.0.20348.0 < 10.0.20348.3692"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2025 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2025 (Server Core Installation)"				>= 10.0.26100.0 < 10.0.26100.4061 Search vendor "Microsoft" for product "Windows Server 2025 (Server Core Installation)" and version " >= 10.0.26100.0 < 10.0.26100.4061"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2022, 23H2 Edition (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2022, 23H2 Edition (Server Core Installation)"				>= 10.0.25398.0 < 10.0.25398.1611 Search vendor "Microsoft" for product "Windows Server 2022, 23H2 Edition (Server Core Installation)" and version " >= 10.0.25398.0 < 10.0.25398.1611"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2025 Search vendor "Microsoft" for product "Windows Server 2025"				>= 10.0.26100.0 < 10.0.26100.4061 Search vendor "Microsoft" for product "Windows Server 2025" and version " >= 10.0.26100.0 < 10.0.26100.4061"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016"				>= 10.0.14393.0 < 10.0.14393.8066 Search vendor "Microsoft" for product "Windows Server 2016" and version " >= 10.0.14393.0 < 10.0.14393.8066"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2016 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2016 (Server Core Installation)"				>= 10.0.14393.0 < 10.0.14393.8066 Search vendor "Microsoft" for product "Windows Server 2016 (Server Core Installation)" and version " >= 10.0.14393.0 < 10.0.14393.8066"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012"				>= 6.2.9200.0 < 6.2.9200.25475 Search vendor "Microsoft" for product "Windows Server 2012" and version " >= 6.2.9200.0 < 6.2.9200.25475"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2012 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2012 (Server Core Installation)"				>= 6.2.9200.0 < 6.2.9200.25475 Search vendor "Microsoft" for product "Windows Server 2012 (Server Core Installation)" and version " >= 6.2.9200.0 < 6.2.9200.25475"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2012 R2 Search vendor "Microsoft" for product "Windows Server 2012 R2"				>= 6.3.9600.0 < 6.3.9600.22577 Search vendor "Microsoft" for product "Windows Server 2012 R2" and version " >= 6.3.9600.0 < 6.3.9600.22577"		en		Affected
Microsoft Search vendor "Microsoft"		Windows Server 2012 R2 (Server Core Installation) Search vendor "Microsoft" for product "Windows Server 2012 R2 (Server Core Installation)"				>= 6.3.9600.0 < 6.3.9600.22577 Search vendor "Microsoft" for product "Windows Server 2012 R2 (Server Core Installation)" and version " >= 6.3.9600.0 < 6.3.9600.22577"		en		Affected