Siemens Automation License Manager (ALM) before 5.3 SP3 Update 1 allows remote attackers to cause a denial of service (ALM service outage) via crafted packets to TCP port 4410.Referenceshttps://ics-cert.us-cert.gov/advisories/ICSA-16-287-02http://www.securitytracker.com/id/1037011http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-284342.pdfhttp://www.securityfocus.com/bid/93553
