The integrated web server on Siemens SCALANCE X-200 switches with firmware before 4.5.0 and X-200IRT switches with firmware before 5.1.0 does not properly enforce authentication requirements, which allows remote attackers to perform administrative actions via requests to the management interface.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Scalance_x-200_series_firmware | Siemens | * | 4.4 (including) |
| Scalance_x-200_series_firmware | Siemens | 4.3 (including) | 4.3 (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html
References
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-176087.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-176087.pdf
- http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-176087.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-176087.pdf