Medium · 6.5 CVE-2025-27474 EUVD-2025-10188GHSA-2hgf-545p-qvj7

Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability

Published Apr 8, 2025 · Updated Aug 10, 2026 · Assigned by microsoft

Vendor: Microsoft Product: Windows Server 2008 R2 Service Pack 1 Product: Windows Server 2008 R2 Service Pack 1 (Server Core installation) Product: Windows Server 2008 Service Pack 2 Product: Windows Server 2008 Service Pack 2 (Server Core installation) Product: Windows Server 2012 Product: Windows Server 2012 (Server Core installation) Product: Windows Server 2012 R2 Product: Windows Server 2012 R2 (Server Core installation) Product: Windows Server 2016 Product: Windows Server 2016 (Server Core installation) Product: Windows Server 2019 Product: Windows Server 2019 (Server Core installation) Product: Windows Server 2022 Product: Windows Server 2022, 23H2 Edition (Server Core installation) Product: Windows Server 2025 Product: Windows Server 2025 (Server Core installation) Platform: Windows

Description

Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Affected products

Vendor	Product	Affected	Fixed
Microsoft	Windows Server 2008 R2 Service Pack 1	6.1.7601.0 – < 6.1.7601.27670	6.1.7601.27670
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	6.1.7601.0 – < 6.1.7601.27670	6.1.7601.27670
Microsoft	Windows Server 2008 Service Pack 2	6.0.6003.0 – < 6.0.6003.23220	6.0.6003.23220
Microsoft	Windows Server 2008 Service Pack 2 (Server Core installation)	6.0.6003.0 – < 6.0.6003.23220	6.0.6003.23220
Microsoft	Windows Server 2012	6.2.9200.0 – < 6.2.9200.25423	6.2.9200.25423
Microsoft	Windows Server 2012 (Server Core installation)	6.2.9200.0 – < 6.2.9200.25423	6.2.9200.25423
Microsoft	Windows Server 2012 R2	6.3.9600.0 – < 6.3.9600.22523	6.3.9600.22523
Microsoft	Windows Server 2012 R2 (Server Core installation)	6.3.9600.0 – < 6.3.9600.22523	6.3.9600.22523
Microsoft	Windows Server 2016	10.0.14393.0 – < 10.0.14393.7969	10.0.14393.7969
Microsoft	Windows Server 2016 (Server Core installation)	10.0.14393.0 – < 10.0.14393.7969	10.0.14393.7969
Microsoft	Windows Server 2019	10.0.17763.0 – < 10.0.17763.7136	10.0.17763.7136
Microsoft	Windows Server 2019 (Server Core installation)	10.0.17763.0 – < 10.0.17763.7136	10.0.17763.7136
Microsoft	Windows Server 2022	10.0.20348.0 – < 10.0.20348.3453	10.0.20348.3453
Microsoft	Windows Server 2022, 23H2 Edition (Server Core installation)	10.0.25398.0 – < 10.0.25398.1551	10.0.25398.1551
Microsoft	Windows Server 2025	10.0.26100.0 – < 10.0.26100.3775	10.0.26100.3775
Microsoft	Windows Server 2025 (Server Core installation)	10.0.26100.0 – < 10.0.26100.3775	10.0.26100.3775

Advisories 3

WID-SEC-2025-0744 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 11, 2025
NCSC-2025-0112 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Apr 8, 2025
MSRC-CVE-2025-27474 Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability Microsoft Security Response Center · Apr 8, 2025

References

Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability vendor-advisory patch