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MSRC compact vulnerability detail

CVE-2025-53796 · Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

Severity
Important
Impact
Information Disclosure
CVSS
6.5 base · 5.7 temporal
Release
2025-09-09
Signals
Windows Routing and Remote Access Service (RRAS) Information Disclosure Exploited: No Publicly disclosed: No Exploitability: Exploitation Unlikely
CWE
CWE-126: Buffer Over-read
Patch Diff
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Resolved binary override
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Description
Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information 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.
Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability
Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
FAQ
What type of information could be disclosed by this vulnerability? An attacker who successfully exploited this vulnerability could potentially read portions of heap memory.