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CVE-2025-40566

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CVE-2025-40566

Published: May 13, 2025

Modified: May 13, 2025

PUBLISHED

CVSS v3.1

8.8

HIGH

Description

A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions < V4.1 Update 3), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1). Affected products do not correctly invalidate user sessions upon user logout. This could allow a remote unauthenticated attacker, who has obtained the session token by other means, to re-use a legitimate user's session even after logout.

VendorProductVersions

Siemens

SIMATIC PCS neo V4.1

affected
0 - < V4.1 Update 3

Siemens

SIMATIC PCS neo V5.0

affected
0 - < V5.0 Update 1

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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