CVE-2026-70570
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Remote Code Execution in Windows RRAS

Publication date: 2026-09-08

Last updated on: 2026-09-09

Assigner: Microsoft Corporation

Description
Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access to victim's machine

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Meta Information

Published
2026-09-08
Last Modified
2026-09-09
Generated
2026-09-09
AI Q&A
2026-09-09
EPSS Evaluated
N/A
NVD
CVE-2026-70570

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
microsoft routing_and_remote_access_service *

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

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Executive Summary

This vulnerability is a Remote Code Execution (RCE) flaw in the Windows Routing and Remote Access Service (RRAS). It allows an attacker to execute arbitrary code on a victim's machine without authorization by exploiting weaknesses in RRAS.

Impact Analysis

An attacker could gain full control over your system, install malware, steal data, or perform other malicious actions. This could lead to unauthorized access, data breaches, or system compromise.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, which may violate compliance requirements under GDPR, HIPAA, or other regulations. Organizations may face legal penalties, fines, or reputational damage if exploited.

Mitigation Strategies

Apply the latest security updates from Microsoft for the Routing and Remote Access Service (RRAS) to patch the Remote Code Execution vulnerability.

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