CVE-2025-59230

Published Oct 14, 2025

Last updated 4 days ago

RasMan

Overview

AI description

Automated description summarized from trusted sources.

CVE-2025-59230 is a zero-day vulnerability in the Remote Access Connection Manager (RasMan) component of Windows. It stems from improper access control within the RasMan service. This vulnerability allows an authorized attacker with low privileges to elevate them to "SYSTEM" level, achieving local privilege escalation. An attacker can manipulate the RasMan process with specially crafted commands to run processes with SYSTEM privileges. CISA has added this to its "Known Exploited Vulnerabilities (KEV)" list.

Description: Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.
Source: secure@microsoft.com
NVD status: Analyzed
Products: windows_10_1507, windows_10_1607, windows_10_1809, windows_10_21h2, windows_10_22h2, windows_11_22h2, windows_11_23h2, windows_11_24h2, windows_11_25h2, windows_server_2008, windows_server_2012, windows_server_2016, windows_server_2019, windows_server_2022, windows_server_2022_23h2, windows_server_2025

Risk scores

CVSS 3.1

Type: Secondary
Base score: 7.8
Impact score: 5.9
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH

Known exploits

Data from CISA

Vulnerability name: Microsoft Windows Improper Access Control Vulnerability
Exploit added on: Oct 14, 2025
Exploit action due: Nov 4, 2025
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

secure@microsoft.com: CWE-284

Hype score: Not currently trending

Configurations

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References

Sources include official advisories and independent security research.