Microsoft Windows up to Server 2025 Remote Desktop Services sensitive data storage in improperly locked memory

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Microsoft Windows Server 2016/Server 2019/Server 2022/Server 2022 23H2/Server 2025. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Remote Desktop Services. Such manipulation leads to sensitive data storage in improperly locked memory. This vulnerability is traded as CVE-2025-27482. The attack may be launched remotely. There is no exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows Server 2016/Server 2019/Server 2022/Server 2022 23H2/Server 2025. It has been rated as critical. Affected by this issue is some unknown processing of the component Remote Desktop Services. The manipulation with an unknown input leads to a sensitive data storage in improperly locked memory vulnerability. Using CWE to declare the problem leads to CWE-591. The product stores sensitive data in memory that is not locked, or that has been incorrectly locked, which might cause the memory to be written to swap files on disk by the virtual memory manager. This can make the data more accessible to external actors. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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

The weakness was shared 04/08/2025 as confirmed security update guide (Website). The advisory is available at msrc.microsoft.com. This vulnerability is handled as CVE-2025-27482. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/09/2025).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.4

VulDB Base Score: 8.1
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 8.1
Vendor Vector (Microsoft): 🔍

CNA Base Score: 8.1
CNA Vector (Microsoft): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Sensitive data storage in improperly locked memory
CWE: CWE-591 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

04/08/2025 🔍
04/08/2025 +0 days 🔍
04/08/2025 +0 days 🔍
07/09/2025 +92 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-27482 (🔍)
GCVE (CVE): GCVE-0-2025-27482
GCVE (VulDB): GCVE-100-303974

Entryinfo

Created: 04/08/2025 20:04
Updated: 07/09/2025 09:18
Changes: 04/08/2025 20:04 (30), 04/08/2025 20:05 (5), 04/08/2025 20:08 (34), 07/09/2025 09:18 (12)
Complete: 🔍
Cache ID: 216::103

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