Design/Logic Flaw

A vulnerability has been identified in SIMATIC S7-400 CPU 414-3 PN/DP V7 All versions V7.0.3, SIMATIC S7-400 CPU 414F-3 PN/DP V7 All versions V7.0.3, SIMATIC S7-400 CPU 416-3 PN/DP V7 All versions V7.0.3, SIMATIC S7-400 CPU 416F-3 PN/DP V7 All versions V7.0.3, SIMATIC CP 343-1 incl. SIPLUS varian...

CVE-2018-4843

CVE-2018-4843 affects Siemens SIMATIC/PROFINET devices (CP 343-1/CP 443-1, ET 200S/ET 200pro, S7-1500/300/400 families, WinAC RTX, SINUMERIK, Softnet PROFINET IO, etc.). The flaw is improper input validation in handling PROFINET DCP requests, allowing a specially crafted DCP packet to trigger a d...