CVE-2025-48824: 
vulnerability analysis and mitigation

A heap-based buffer overflow vulnerability was discovered in Windows Routing and Remote Access Service (RRAS), identified as CVE-2025-48824. The vulnerability was disclosed on July 8, 2025, and affects multiple versions of Microsoft Windows Server, including Server 2008, 2012, 2016, 2019, 2022, and 2025 (NVD, CVE Mitre).

The vulnerability is classified as CWE-122 (Heap-based Buffer Overflow) and has received a CVSS v3.1 base score of 8.8 (HIGH) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. This indicates that the vulnerability is network-accessible, requires low attack complexity, needs no privileges, but does require user interaction (NVD).

If successfully exploited, this vulnerability allows an unauthorized attacker to execute arbitrary code over a network, potentially leading to complete system compromise with high impacts on confidentiality, integrity, and availability of the affected system (NVD).

Microsoft has released security updates for affected versions of Windows Server. The fixed versions are: Windows Server 2025 (10.0.26100.4652), Windows Server 2016 (10.0.14393.8246), Windows Server 2019 (10.0.17763.7558), Windows Server 2022 (10.0.20348.3932), and Windows Server 2022 23H2 (10.0.25398.1732) (NVD).