An issue was discovered on Siemens SICAM RTUs SM-2556 COM Modules with the firmware…
Priority MEDIUM 51CWE-1188Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
An issue was discovered on Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00. The integrated web server (port 80/tcp) of the affected devices could allow unauthenticated remote attackers to execute arbitrary code on the affected device.
Why it matters now
EPSS 0.05646 93rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00 | Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00 | — | No fix listed | CNA |
- Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00 Vendor— Affected Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants ENOS00, ERAC00, ETA2, ETLS00, MODi00, and DNPi00 Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:sm-2556_firmware:dnpi00:*:*:*:*:*:*:* | dnpi00 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:sm-2556_firmware:enos00:*:*:*:*:*:*:* | enos00 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:sm-2556_firmware:erac00:*:*:*:*:*:*:* | erac00 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:sm-2556_firmware:eta2:*:*:*:*:*:*:* | eta2 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:sm-2556_firmware:etls00:*:*:*:*:*:*:* | etls00 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:sm-2556_firmware:modi00:*:*:*:*:*:*:* | modi00 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:sm-2556:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:o:siemens:sm-2556_firmware:dnpi00:*:*:*:*:*:*:* Versions dnpi00 Vulnerable ·Siemens
- cpe:2.3:o:siemens:sm-2556_firmware:enos00:*:*:*:*:*:*:* Versions enos00 Vulnerable ·Siemens
- cpe:2.3:o:siemens:sm-2556_firmware:erac00:*:*:*:*:*:*:* Versions erac00 Vulnerable ·Siemens
- cpe:2.3:o:siemens:sm-2556_firmware:eta2:*:*:*:*:*:*:* Versions eta2 Vulnerable ·Siemens
- cpe:2.3:o:siemens:sm-2556_firmware:etls00:*:*:*:*:*:*:* Versions etls00 Vulnerable ·Siemens
- cpe:2.3:o:siemens:sm-2556_firmware:modi00:*:*:*:*:*:*:* Versions modi00 Vulnerable ·Siemens
- cpe:2.3:h:siemens:sm-2556:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12739
- 2026-10-03 Alias added: GHSA-m3j7-g6v4-2mp3
References
More Siemens Sm-2556 Firmware vulnerabilities
- TI-2017-09443 Cross-site scripting in Siemens SICAM RTUs SM-2556 COM Modules with the firmware variants… CVSS 3.0MEDIUM 6.1
- TI-2017-09442 Information disclosure in Siemens SICAM RTUs SM-2556 COM Modules with the firmware… CVSS 3.0MEDIUM 5.3
Sources
- CVE-2017-12739 · CVE Program
- CVE-2017-12739 · NVD
- FIRST EPSS
- GHSA-m3j7-g6v4-2mp3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences