IM
IronMonkey Threat Research

CVE-2025-40759 HIGH

Published: 2025-08-12 | Last Modified: 2026-10-13 | Status: Deferred

Description

A vulnerability has been identified in SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC STEP 7 V20 (All versions < V20 Update 4), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMATIC WinCC V20 (All versions < V20 Update 4), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOCODE ES V20 (All versions), SIMOTION SCOUT TIA V5.4 (All versions), SIMOTION SCOUT TIA V5.5 (All versions), SIMOTION SCOUT TIA V5.6 (All versions < V5.6 SP1 HF7), SIMOTION SCOUT TIA V5.7 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SINAMICS Startdrive V20 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Safety ES V20 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V20 (TIA Portal) (All versions), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions), TIA Portal Cloud V19 (All versions < V5.2.1.1), TIA Portal Cloud V20 (All versions < V5.2.2.2). Affected products do not properly sanitize stored security properties when parsing project files. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.

Additional Descriptions (1)

Se ha identificado una vulnerabilidad en SIMATIC S7-PLCSIM V17 (Todas las versiones), SIMATIC STEP 7 V17 (Todas las versiones), SIMATIC STEP 7 V18 (Todas las versiones), SIMATIC STEP 7 V19 (Todas las versiones &lt; V19 Update 4), SIMATIC STEP 7 V20 (Todas las versiones), SIMATIC WinCC V17 (Todas las versiones), SIMATIC WinCC V18 (Todas las versiones), SIMATIC WinCC V19 (Todas las versiones &lt; V19 Update 4), SIMATIC WinCC V20 (Todas las versiones), SIMOCODE ES V17 (Todas las versiones), SIMOCODE ES V18 (Todas las versiones), SIMOCODE ES V19 (Todas las versiones), SIMOCODE ES V20 (Todas las versiones), SIMOTION SCOUT TIA V5.4 (Todas las versiones), SIMOTION SCOUT TIA V5.5 (Todas las versiones), SIMOTION SCOUT TIA V5.6 (Todas las versiones &lt; V5.6 SP1 HF7), SIMOTION SCOUT TIA V5.7 (Todas las versiones). versiones), SINAMICS Startdrive V17 (Todas las versiones), SINAMICS Startdrive V18 (Todas las versiones), SINAMICS Startdrive V19 (Todas las versiones), SINAMICS Startdrive V20 (Todas las versiones), SIRIUS Safety ES V17 (TIA Portal) (Todas las versiones), SIRIUS Safety ES V18 (TIA Portal) (Todas las versiones), SIRIUS Safety ES V19 (TIA Portal) (Todas las versiones), SIRIUS Safety ES V20 (TIA Portal) (Todas las versiones), SIRIUS Soft Starter ES V17 (TIA Portal) (Todas las versiones), SIRIUS Soft Starter ES V18 (TIA Portal) (Todas las versiones), SIRIUS Soft Starter ES V19 (TIA Portal) (Todas las versiones), SIRIUS Soft Starter ES V20 (TIA Portal) (Todas las versiones), TIA Portal Cloud V17 (Todas las versiones), TIA Portal Cloud V18 (Todas las versiones), TIA Portal Cloud V19 (Todas las versiones &lt; V5.2.1.1), TIA Portal Cloud V20 (Todas las versiones Los productos afectados no depuran correctamente las propiedades de seguridad almacenadas al analizar los archivos del proyecto. Esto podría permitir que un atacante cause una confusión de tipos y ejecute código arbitrario dentro de la aplicación afectada.

CVSS Metrics

Base Score: 7.8 (HIGH)

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

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Secondary

Exploitability Score: 1.8

Impact Score: 5.9

Base Score: 8.5 (HIGH)

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/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 VectorLOCAL
Attack ComplexityLOW
Attack RequirementsNONE
Privileges RequiredNONE
User InteractionPASSIVE
Vulnerability ConfidentialityHIGH
Vulnerability IntegrityHIGH
Vulnerability AvailabilityHIGH
Subsequent ConfidentialityNONE
Subsequent IntegrityNONE
Subsequent AvailabilityNONE

Source: [email protected]

Type: Secondary

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-502