Debug interfaces are accessible by default in Danfoss iC7 Automation SP, iC7 Marine and iC7 7Hybrid software
Summary
| CVE | CVE-2026-15203 |
|---|---|
| State | PUBLISHED |
| Assigner | Danfoss |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-08-26 06:16:25 UTC |
| Updated | 2026-09-03 16:41:09 UTC |
| Description | Improper access control in debug and engineering interfaces in Danfoss iC7-Automation SP, iC7-Marine, and iC7-Hybrid GR3 allows attackers to gain read/write access to internal values, upload and execute unsigned applications, and upload unsigned EEPROM data and firmware via exposed service interfaces and software update mechanisms |
Risk And Classification
Primary CVSS: v4.0 9.3 CRITICAL from d7ff35af-cf88-454c-bab9-af60602f10f8
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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: 0.003610000 probability, percentile 0.291710000 (date 2026-09-07)
Problem Types: CWE-1191 | CWE-1191 CWE-1191 On-Chip debug and test interface with improper access control
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | d7ff35af-cf88-454c-bab9-af60602f10f8 | Secondary | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/C... |
| 4.0 | CNA | CVSS | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Danfoss | IC7-Automation SP | affected 2025.3.3 custom | Not specified |
| CNA | Danfoss | IC7-Marine | affected 2025.8.19 custom | Not specified |
| CNA | Danfoss | IC7-Hybrid | affected 2025.10.300845 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| assets.danfoss.com/software/latest/595833/ID506542766960-0501.zip | d7ff35af-cf88-454c-bab9-af60602f10f8 | assets.danfoss.com | |
| assets.danfoss.com/software/latest/572932/ID543724747716-0201.zip | d7ff35af-cf88-454c-bab9-af60602f10f8 | assets.danfoss.com | |
| assets.danfoss.com/software/latest/595835/ID506543688961-0601.zip | d7ff35af-cf88-454c-bab9-af60602f10f8 | assets.danfoss.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Additional Advisory Data
Solutions
CNA: * iC7-Automation SP: https://assets.danfoss.com/software/latest/572932/ID543724747716-0201.zip (Release 2026.2.5-26A) * iC7-Marine: https://assets.danfoss.com/software/latest/595833/ID506542766960-0501.zip (Release 2026.6.30-GR4.4) * iC7-Hybrid: https://assets.danfoss.com/software/latest/595835/ID506543688961-0601.zip (Release 2026.7.2-GR4.5)