Description
Use after free in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| 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 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 2 repositories
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mrk336/CVE-2025-27480 ★ 1 · Sep 3, 2025
CVE-2025-27480 exposes a buffer overflow in OpenSSH 8.9p1 via a malformed SSH_USERAUTH packet. Attackers can inject shellcode and gain SYSTEM-level access, compromising bastion hosts and downstream C…
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mrk336/CVE-2025-27480-The-Silent-Gateway-Risk ★ 1 · Sep 1, 2025
Letting attackers run malicious code without needing a cracked password, user interaction, or even a foothold in your network. That’s CVE-2025-27480
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
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-2025-27480 Windows Remote Desktop Services Remote Code Execution Vulnerability Microsoft Security Response Center · Apr 8, 2025
References
- Windows Remote Desktop Services Remote Code Execution Vulnerability vendor-advisory patch