What’s Vulnerable › Vulnerabilities

CVE-2014-8478

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-01-21 · updated 2026-06-17
• Weakness: CWE-22

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.

Affected products

• Siemens Scalance X-300 Series Firmware: through 3.9.3
• Siemens Scalance X-408 Firmware: through 3.9.3

References

• http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-321046.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-321046.pdf
• http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-321046.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-321046.pdf

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