MSRC compact vulnerability detail

CVE-2025-49688 · Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

Severity
Important
Impact
Remote Code Execution
CVSS
8.8 base · 7.7 temporal
Release
2025-07-08
Signals
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Exploited: No Publicly disclosed: No Exploitability: Exploitation Unlikely
CWE
Patch Diff
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Description
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
FAQ / Articles
FAQ
According to the CVSS metric, the attack vector is network (AV:N), user interaction is required (UI:R), and privileges required are none (PR:N). What does that mean for this vulnerability? Exploitation of this vulnerability requires an unauthorized attacker to wait for a user to initiate a connection to a malicious server that the attacker has set up prior to the user connecting.
FAQ
How could an attacker exploit this vulnerability? An attacker could exploit this vulnerability by tricking a user into sending a request to a malicious server via the Routing and Remote Access Service (RRAS) Snap-in. This could result in the server returning malicious data that might cause arbitrary code execution on the user's system.
Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability
Double free in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.