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.
History

Tue, 13 May 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 May 2025 09:45:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-613
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published: 2025-05-13T09:38:52.993Z

Updated: 2025-05-13T18:47:35.480Z

Reserved: 2025-04-16T08:20:17.031Z

Link: CVE-2025-40566

cve-icon Vulnrichment

Updated: 2025-05-13T18:47:31.828Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-05-13T10:15:26.183

Modified: 2025-05-13T19:35:18.080

Link: CVE-2025-40566

cve-icon Redhat

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