CVE-2025-21297

HIGH

Windows Server RCE via Use-After-Free (2008, 2012, 2016, 2019, 2022, 2025)

Title source: llm
STIX 2.1

Description

Windows Remote Desktop Services Remote Code Execution Vulnerability

References (1)

Core 1
Core References
Patch, Vendor Advisory vendor-advisory patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21297

Scores

CVSS v3 8.1
EPSS 0.0141
EPSS Percentile 69.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (22)
Microsoft/Windows Server 2008 R2 Service Pack 1 6.1.7601.0 - 6.1.7601.27520
Microsoft/Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 - 6.1.7601.27520
Microsoft/Windows Server 2012 6.2.9200.0 - 6.2.9200.25273
Microsoft/Windows Server 2012 (Server Core installation) 6.2.9200.0 - 6.2.9200.25273
Microsoft/Windows Server 2012 R2 6.3.9600.0 - 6.3.9600.22371
Microsoft/Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 - 6.3.9600.22371
Microsoft/Windows Server 2016 10.0.14393.0 - 10.0.14393.7699
Microsoft/Windows Server 2016 (Server Core installation) 10.0.14393.0 - 10.0.14393.7699
Microsoft/Windows Server 2019 10.0.17763.0 - 10.0.17763.6775
Microsoft/Windows Server 2019 (Server Core installation) 10.0.17763.0 - 10.0.17763.6775
... and 12 more
Published Jan 14, 2025
Tracked Since Feb 18, 2026