Summary
Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
An attacker who successfully exploited this vulnerability could potentially read portions of heap memory.
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.
Security updates
10.0.17763.7558 — https://support.microsoft.com/help/5062557
10.0.20348.3932 — https://support.microsoft.com/help/5062572
10.0.26100.4652 — https://support.microsoft.com/help/5062553
10.0.25398.1732 — https://support.microsoft.com/help/5062570
10.0.14393.8246 — https://support.microsoft.com/help/5062560
6.0.6003.23418 — https://support.microsoft.com/help/5062624
6.0.6003.23418 — https://support.microsoft.com/help/5062618
6.1.7601.27820 — https://support.microsoft.com/help/5062632
6.1.7601.27820 — https://support.microsoft.com/help/5062619
6.2.9200.25573 — https://support.microsoft.com/help/5062592
6.3.9600.22676 — https://support.microsoft.com/help/5062597
Vulnerabilities 1
-
Medium 6.5
Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability
Exposure of sensitive information to an unauthorized actor in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
Revision history
-
#1
Information published.
References
-
CVE-2025-49671 Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49671
-
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
-
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
-
Common Vulnerability Scoring System
https://www.first.org/cvss