CVE-2025-40946
Summary
| CVE | CVE-2025-40946 |
|---|---|
| State | PUBLISHED |
| Assigner | siemens |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-12 10:16:42 UTC |
| Updated | 2026-05-12 14:19:41 UTC |
| Description | A vulnerability has been identified in blueplanet 100 NX3 M8 (All versions), blueplanet 100 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 105 TL3 (All versions), blueplanet 105 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 110 TL3 (All versions), blueplanet 125 NX3 M11 (All versions), blueplanet 125 TL3 (All versions), blueplanet 125 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 137 TL3 (All versions), blueplanet 150 TL3 (All versions), blueplanet 150 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 155 TL3 (All versions), blueplanet 155 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 165 TL3 (All versions), blueplanet 165 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 25.0 NX3-33.0 NX3 (All versions), blueplanet 3.0 NX3-20.0 NX3 (All versions), blueplanet 3.0 TL3-60.0 TL3 (All versions), blueplanet 3.0-5.0 NX1 (All versions), blueplanet 360 NX3 M6 (All versions), blueplanet 50.0 NX3-60.0 NX3 (All versions), blueplanet 87.0 TL3 (All versions), blueplanet 87.0 TL3 GEN2 (All versions < V6.1.4.9), blueplanet 92.0 TL3 (All versions), blueplanet 92.0 TL3 GEN2 (All versions < V6.1.4.9), blueplanet gridsafe 110 TL3-S (All versions < V3.91), blueplanet gridsafe 137 TL3-S (All versions < V3.91), blueplanet gridsafe 92.0 TL3-S (All versions < V3.91), blueplanet hybrid 10.0 TL3 (All versions), blueplanet hybrid 6.0 NH3-12.0 NH3 (All versions). A CRC16-based algorithm for generating Technical Service credentials could allow an attacker to derive the credentials from the devices serial number and misuse them to gain unauthorized access. |
Risk And Classification
Primary CVSS: v4.0 7.2 HIGH from [email protected]
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/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
EPSS: 0.000170000 probability, percentile 0.043790000 (date 2026-05-12)
Problem Types: CWE-321 | CWE-321 CWE-321: Use of Hard-coded Cryptographic Key
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 7.2 | HIGH | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | DECLARED | 7.2 | HIGH | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N |
| 3.1 | [email protected] | Primary | 8.3 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H |
| 3.1 | CNA | DECLARED | 8.3 | HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H |
CVSS v4.0 Breakdown
Attack Vector
AdjacentAttack Complexity
LowAttack Requirements
NonePrivileges Required
NoneUser Interaction
NoneConfidentiality
LowIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/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
CVSS v3.1 Breakdown
Attack Vector
AdjacentAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
HighAvailability
HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Siemens | Blueplanet 100 NX3 M8 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 100 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 105 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 105 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 110 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 125 NX3 M11 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 125 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 125 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 137 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 150 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 150 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 155 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 155 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 165 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 165 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 25.0 NX3-33.0 NX3 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet 3.0 NX3-20.0 NX3 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet 3.0 TL3-60.0 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 3.0-5.0 NX1 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet 360 NX3 M6 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet 50.0 NX3-60.0 NX3 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet 87.0 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 87.0 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet 92.0 TL3 | affected * custom | Not specified |
| CNA | Siemens | Blueplanet 92.0 TL3 GEN2 | affected V6.1.4.9 custom | Not specified |
| CNA | Siemens | Blueplanet Gridsafe 110 TL3-S | affected V3.91 custom | Not specified |
| CNA | Siemens | Blueplanet Gridsafe 137 TL3-S | affected V3.91 custom | Not specified |
| CNA | Siemens | Blueplanet Gridsafe 92.0 TL3-S | affected V3.91 custom | Not specified |
| CNA | Siemens | Blueplanet Hybrid 10.0 TL3 | unaffected * custom | Not specified |
| CNA | Siemens | Blueplanet Hybrid 6.0 NH3-12.0 NH3 | unaffected * custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cert-portal.siemens.com/productcert/html/ssa-545643.html | [email protected] | cert-portal.siemens.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.