Missing authentication in Frauscher Sensortechnik FDS 102
Priority MEDIUM 44CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
An unauthenticated remote attacker can retrieve sensible files from the FDS Web server, such as the backup archive at /FdsBackup.zip and additional files under /downloads/*, directly over HTTP without a valid session. These files disclose detailed railway signaling and track layout information that should not be available to unauthenticated users.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00538 45th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Frauscher Sensortechnik | FDS 102 | 2.1.0 – 2.13.3 | — | No fix listed | CNA |
- FDS 102 VendorFrauscher Sensortechnik Affected 2.1.0 – 2.13.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-14952
- 2026-10-03 Alias added: GHSA-xr49-8593-rwjh
References
More Frauscher Sensortechnik vulnerabilities
- TI-2026-12586 Frauscher Sensortechnik: FDS102 for FAdC/FAdCi R2 is vulnerable to Remote Code Execution via malicious ZIP file CVSS 4.0HIGH 8.6
- TI-2026-12589 Insufficient session expiration in Frauscher Sensortechnik FDS 102 CVSS 4.0CRITICAL 9.2
- TI-2026-12587 Sensitive information in log files in Frauscher Sensortechnik FDS 102 CVSS 4.0HIGH 8.7
- TI-2026-12590 Cross-site request forgery in Frauscher Sensortechnik FDS 102 CVSS 4.0HIGH 8.6
- TI-2026-12585 Unrestricted file upload in Frauscher Sensortechnik FDS 102 CVSS 4.0HIGH 8.6
- TI-2026-12588 Incorrect authorization in Frauscher Sensortechnik FDS 102 CVSS 4.0HIGH 8.5
Sources
- CVE-2026-14952 · CVE Program
- CVE-2026-14952 · NVD
- FIRST EPSS
- GHSA-xr49-8593-rwjh · GitHub Advisory Database · CC BY 4.0
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