CVE-2014-8478

high
Published 2015-01-21 · Modified 2026-05-06
CVSS v3
CVSS v2
7.8
VIR risk
7.8

Description

The web server on Siemens SCALANCE X-300 switches with firmware before 4.0 and SCALANCE X 408 switches with firmware before 4.0 allows remote attackers to cause a denial of service (reboot) via malformed HTTP requests.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-321046.pdf

Application impact

VendorProductVersionsFixed
siemensscalance_x-300_series_firmware{"endIncluding":"3.9.3"}
siemensscalance_x-408_firmware{"endIncluding":"3.9.3"}

References

CWEs

CWE-22

Verify integrity in audit chain (admin only). AS-IS.