Use After Free Vulnerability in Microsoft Remote Desktop Gateway Service
CVE-2025-27480

8.1HIGH

Key Information:

Vendor
Microsoft
Status
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Windows Server 2025 (server Core Installation)
Vendor
CVE Published:
8 April 2025

Summary

The vulnerability in Microsoft Remote Desktop Gateway Service stems from a use after free flaw, which if exploited, allows an unauthorized attacker to execute arbitrary code over a network. Attackers can leverage this vulnerability to manipulate services and potentially take control of affected systems, posing a significant risk to organizational networks.

Affected Version(s)

Windows Server 2012 (Server Core installation) x64-based Systems 6.2.9200.0 < 6.2.9200.25423

Windows Server 2012 R2 (Server Core installation) x64-based Systems 6.3.9600.0 < 6.3.9600.22523

Windows Server 2012 R2 x64-based Systems 6.3.9600.0 < 6.3.9600.22523

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.