A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02. The integrated web server (port 80/tcp) of the affected devices could allow remote attackers to obtain a limited amount of device memory content if network access was obtained. This vulnerability only affects EN100 Ethernet module included in SIPROTEC4 and SIPROTEC Compact devices.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:siemens:siprotec_4_en100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:siprotec_firmware:4.26:*:*:*:*:*:*:* | 4.26 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7rw80:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7sd80:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7sj80:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7sj81:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7sk80:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_7sk81:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:siprotec_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Siemens |
- cpe:2.3:h:siemens:siprotec_4_en100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:siprotec_firmware:4.26:*:*:*:*:*:*:* Versions 4.26 Vulnerable ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7rw80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7sd80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7sj80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7sj81:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7sk80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_7sk81:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:siprotec_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-4785
- 2026-10-03 Alias added: GHSA-q5g2-gj2v-rv2v
References
More Siemens Siprotec Firmware vulnerabilities
- TI-2015-04527 A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet… CVSS 2.0HIGH 7.8
- TI-2016-04133 A vulnerability has been identified in firmware variant PROFINET IO for EN100 Ethernet… CVSS 3.0MEDIUM 5.3
Sources
- CVE-2016-4785 · CVE Program
- CVE-2016-4785 · NVD
- FIRST EPSS
- GHSA-q5g2-gj2v-rv2v · GitHub Advisory Database · CC BY 4.0
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