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.Referenceshttp://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-720081.pdfhttp://www.securitytracker.com/id/1033478https://ics-cert.us-cert.gov/advisories/ICSA-15-244-01
