CVE-2025-27478 - Vulnerability Details - OpenCVE

Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27478

History

Tue, 08 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 08 Apr 2025 17:30:00 +0000

Type	Values Removed	Values Added
Description		Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.
Title		Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability
Weaknesses		CWE-122
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27478
Metrics		cvssV3_1 `{'score': 7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2025-04-08T17:23:19.565Z

Updated: 2025-04-30T17:13:41.632Z

Reserved: 2025-02-26T14:42:05.976Z

Link: CVE-2025-27478

Vulnrichment

Updated: 2025-04-08T20:11:50.756Z

NVD

Status : Awaiting Analysis

Published: 2025-04-08T18:15:58.120

Modified: 2025-04-09T20:03:01.577

Link: CVE-2025-27478

Redhat

No data.

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