Summary
Frauscher Diagnostic System FDS001 for FAdC R1 and FAdCi R1 v1.3.3 and all previous versions are vulnerable to a path traversal vulnerability of the web interface by a crafted URL without authentication.
Impact
The attacker can read all files on the filesystem of the FDS001 device. Note: Orphaned SSH keys exist on the file system, but they cannot be used to log in to the machine.
Affected Product(s)
| Model no. | Product name | Affected versions |
|---|---|---|
| Diagnostic System FDS101 for FAdC/FAdCi <=1.3.3 | Diagnostic System FDS101 for FAdC/FAdCi <=1.3.3 |
Vulnerabilities
Expand / Collapse allFrauscher Sensortechnik GmbH FDS001 for FAdC/FAdCi v1.3.3 and all previous versions are vulnerable to a path traversal vulnerability of the web interface by a crafted URL without authentication. This enables an remote attacker to read all files on the filesystem of the FDS001 device.
Mitigation
Security-related application conditions SecRACThe railway operator must ensure that only authorised personnel or people in the company of authorised personnel have access to the Frauscher Diagnostic System FDS001.The recommendation is to connect the Frauscher Diagnostic System FDS001 to a network of category 2. If the Frauscher Diagnostic System FDS001 is connected to a network of category 3 (according to EN 50159:2010), then additional protective measures must be added.
Remediation
For the Frauscher Diagnostic System FDS001 for FAdC R1 and FAdCi R1 no more firmware updates will be provided.
Revision History
| Version | Date | Summary |
|---|---|---|
| 1 | 05.07.2023 10:00 | Initial revision. |