CVE-2025-2230

HIGH
2025-03-13 [email protected]
8.5
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:31 vuln.today
CVE Published
Mar 13, 2025 - 19:15 nvd
HIGH 8.5

Tags

Microsoft Authentication Bypass Windows

Description

A flaw exists in the Windows login flow where an AuthContext token can be exploited for replay attacks and authentication bypass.

Analysis

A flaw exists in the Windows login flow where an AuthContext token can be exploited for replay attacks and authentication bypass. Rated high severity (CVSS 8.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. A flaw exists in the Windows login flow where an AuthContext token can be exploited for replay attacks and authentication bypass.

Affected Products

See vendor advisory for affected versions.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

Priority Score

43
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +42
POC: 0

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CVE-2025-2230 vulnerability details – vuln.today
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