Siemens RUGGEDCOM ROS 3.8.0 through 4.1.x permanently enables the IP forwarding feature, which allows remote attackers to bypass a VLAN isolation protection mechanism via IP traffic.
Conclusion & alert: CVE-2015-6675 is rated Low Risk (36.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.81%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.14% | 0.81% | +0.68% |
| 2 | 2025-06-15 | 0.23% | 0.14% | -0.09% |
| 3 | 2024-12-17 | — | 0.23% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
5.5 | 4.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| siemens | ruggedcom_rugged_operating_system | 3.8.0 | cpe:2.3:o:siemens:ruggedcom_rugged_operating_system:3.8.0:*:*:*:*:*:*:* |
| siemens | ruggedcom_rugged_operating_system | 4.0.0 | cpe:2.3:o:siemens:ruggedcom_rugged_operating_system:4.0.0:*:*:*:*:*:*:* |
| siemens | ruggedcom_rugged_operating_system | 4.1.0 | cpe:2.3:o:siemens:ruggedcom_rugged_operating_system:4.1.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securitytracker.com/id/1033478 | |
| http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-720081.pdf | Vendor Advisory |
| https://ics-cert.us-cert.gov/advisories/ICSA-15-244-01 | Third Party Advisory US Government Resource |