CVE-2025-40581

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions with SINEMA Remote Connect Edge Client installed). Affected devices are vulnerable to an authentication bypass. This could allow a non-privileged local attacker to bypass the authentication of the SINEMA Remote Connect Edge Client, and to read and modify the configuration parameters.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/html/ssa-327438.html	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:siemens:scalance_lpe9403_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:scalance_lpe9403:-:*:*:*:*:*:*:*

History

04 Jun 2025, 16:33

Type	Values Removed	Values Added
Summary		(es) Se ha identificado una vulnerabilidad en SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (todas las versiones con SINEMA Remote Connect Edge Client instalado). Los dispositivos afectados son vulnerables a una omisión de autenticación. Esto podría permitir que un atacante local sin privilegios omita la autenticación de SINEMA Remote Connect Edge Client y lea y modifique los parámetros de configuración.
CWE		NVD-CWE-noinfo
References	~~() https://cert-portal.siemens.com/productcert/html/ssa-327438.html -~~	() https://cert-portal.siemens.com/productcert/html/ssa-327438.html - Vendor Advisory
First Time		Siemens Siemens scalance Lpe9403 Firmware Siemens scalance Lpe9403
CPE		cpe:2.3:o:siemens:scalance_lpe9403_firmware:-:::::::* cpe:2.3:h:siemens:scalance_lpe9403:-:::::::*

13 May 2025, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-13 10:15

Updated : 2025-06-04 16:33

NVD link : CVE-2025-40581

Mitre link : CVE-2025-40581

CVE.ORG link : CVE-2025-40581

JSON object : View

Products Affected

siemens

scalance_lpe9403
scalance_lpe9403_firmware

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

NVD-CWE-noinfo

{"id": "CVE-2025-40581", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "productcert@siemens.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}], "cvssMetricV40": [{"type": "Secondary", "source": "productcert@siemens.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.4, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-05-13T10:15:28.333", "references": [{"url": "https://cert-portal.siemens.com/productcert/html/ssa-327438.html", "tags": ["Vendor Advisory"], "source": "productcert@siemens.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "productcert@siemens.com", "description": [{"lang": "en", "value": "CWE-288"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions with SINEMA Remote Connect Edge Client installed). Affected devices are vulnerable to an authentication bypass.\r\nThis could allow a non-privileged local attacker to bypass the authentication of the SINEMA Remote Connect Edge Client, and to read and modify the configuration parameters."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (todas las versiones con SINEMA Remote Connect Edge Client instalado). Los dispositivos afectados son vulnerables a una omisi\u00f3n de autenticaci\u00f3n. Esto podr\u00eda permitir que un atacante local sin privilegios omita la autenticaci\u00f3n de SINEMA Remote Connect Edge Client y lea y modifique los par\u00e1metros de configuraci\u00f3n."}], "lastModified": "2025-06-04T16:33:41.450", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:scalance_lpe9403_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F2AB55F2-B0BB-4DEA-A764-7DAE7D96811E"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:scalance_lpe9403:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "52A77C9D-E59C-4397-B834-797D7B334A6B"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "productcert@siemens.com"}