#VU107188 Out-of-bounds read in Windows Server - CVE-2025-21203
Published: April 8, 2025
Vulnerability identifier: #VU107188
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-21203
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Windows Server
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in Windows Routing and Remote Access Service (RRAS). A remote attacker can trick a victim to connect to a malicious server, trigger an out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.