The FTP server on Siemens SCALANCE X-300 switches with firmware before 4.0 and SCALANCE X…
Priority LOW 33CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The FTP server on Siemens SCALANCE X-300 switches with firmware before 4.0 and SCALANCE X 408 switches with firmware before 4.0 allows remote authenticated users to cause a denial of service (reboot) via crafted FTP packets.
Why it matters now
EPSS 0.01498 74th 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:siemens:scalance_x-408_firmware:*:*:*:*:*:*:*:* | up to 3.9.3 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x-408:*:*:*:*:*:*:*:* | all versions | Running on | Siemens |
| cpe:2.3:a:siemens:scalance_x-300_series_firmware:*:*:*:*:*:*:*:* | up to 3.9.3 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x-300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:scalance_x-300eec:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:scalance_x-300poe:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:scalance_xr-300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:scalance_xr-300eec:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:h:siemens:scalance_xr-300poe:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:a:siemens:scalance_x-408_firmware:*:*:*:*:*:*:*:* Versions up to 3.9.3 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x-408:*:*:*:*:*:*:*:* Versions all versions Running on ·Siemens
- cpe:2.3:a:siemens:scalance_x-300_series_firmware:*:*:*:*:*:*:*:* Versions up to 3.9.3 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x-300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:scalance_x-300eec:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:scalance_x-300poe:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:scalance_xr-300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:scalance_xr-300eec:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:h:siemens:scalance_xr-300poe:-:*:*:*:*:*:*:* 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-2014-8479
- 2026-10-03 Alias added: GHSA-xrvc-mqhc-wxg7
References
More Siemens Scalance X-300 Series Firmware vulnerabilities
- TI-2014-06957 The web server on Siemens SCALANCE X-300 switches with firmware before 4.0 and SCALANCE X… CVSS 2.0HIGH 7.8
Sources
- CVE-2014-8479 · CVE Program
- CVE-2014-8479 · NVD
- FIRST EPSS
- GHSA-xrvc-mqhc-wxg7 · 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