CVE-2012-3016 (simatic_s7-400_cpu_412-2_pn, simatic_s7-400_cpu_414-3_pn/dp, simatic_s7-400_cpu_4...)

Siemens SIMATIC S7-400 PN CPU devices with firmware 6 before 6.0.3 allow remote attackers to cause a denial of service (defect-mode transition and service outage) via crafted ICMP packets.