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; SIPROTEC 7SJ686 : All versions < V 4.83; SIPROTEC 7UT686 : All versions < V 4.01; SIPROTEC 7SD686 : All versions < V 4.03; SIPROTEC 7SJ66 : All versions < V 4.20. The integrated web server (port 80/tcp) of the affected devices could allow remote attackers to obtain sensitive device information if network access was obtained.
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:o:siemens:siprotec_firmware:-:*:*:*:*:*:*:* | not specified by NVD | 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:h:siemens:siprotec_4_en100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:siprotec_compact_model_en100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:siprotec_firmware:4.26:*:*:*:*:*:*:* | 4.26 | Vulnerable | Siemens |
- cpe:2.3:o:siemens:siprotec_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD 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:h:siemens:siprotec_4_en100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:siprotec_compact_model_en100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:siprotec_firmware:4.26:*:*:*:*:*:*:* Versions 4.26 Vulnerable ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-4784
- 2026-10-03 Alias added: GHSA-388g-95vj-q36x
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-2016-04134 A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet… CVSS 3.0MEDIUM 5.3
Sources
- CVE-2016-4784 · CVE Program
- CVE-2016-4784 · NVD
- FIRST EPSS
- GHSA-388g-95vj-q36x · GitHub Advisory Database · CC BY 4.0
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