CVE-2025-54096: 
vulnerability analysis and mitigation

Out-of-bounds read vulnerability in Windows Routing and Remote Access Service (RRAS) was disclosed on September 9, 2025. This vulnerability affects multiple Windows Server versions including Server 2008 through Server 2025, in both regular and Server Core installations. The vulnerability allows an unauthorized attacker to disclose information over a network (NVD).

The vulnerability is classified as an out-of-bounds read (CWE-125) in the Windows RRAS component. It has been assigned a CVSS v3.1 base score of 6.5 (Medium), with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. This indicates that the vulnerability is network-accessible, requires low attack complexity, needs no privileges, but does require user interaction. The impact is limited to high confidentiality risk, with no impact on integrity or availability (NVD, AttackerKB).

The primary impact of this vulnerability is the potential disclosure of sensitive information. An unauthorized attacker can exploit this vulnerability to access information over a network, potentially compromising system confidentiality. The vulnerability specifically affects the confidentiality aspect with a high severity rating, while having no direct impact on system integrity or availability (NVD).

Microsoft has acknowledged the vulnerability and provided security updates through their standard update channels. Affected systems include Windows Server versions from 2008 through 2025, including both regular and Server Core installations. Organizations are advised to apply the relevant security updates to affected systems (Microsoft).