Changed 
Description 
Improper Input Validation vulnerability in MELSEC iQR Series R00/01/02CPU Firmware versions "24" and prior, MELSEC iQR Series R04/08/16/32/120(EN)CPU Firmware versions "57" and prior, MELSEC iQR Series R08/16/32/120SFCPU All versions, MELSEC iQR Series R08/16/32/120PCPU Firmware versions "29" and prior, MELSEC iQR Series R08/16/32/120PSFCPU All versions, MELSEC iQR Series R16/32/64MTCPU All versions, MELSEC iQR Series R12CCPUV All versions, MELSEC Q Series Q03UDECPU The first 5 digits of serial No. "23121" and prior, MELSEC Q Series Q04/06/10/13/20/26/50/100UDEHCPU The first 5 digits of serial No. "23121" and prior, MELSEC Q Series Q03/04/06/13/26UDVCPU The first 5 digits of serial No. "23071" and prior, MELSEC Q Series Q04/06/13/26UDPVCPU The first 5 digits of serial No. "23071" and prior, MELSEC Q Series Q12DCCPUV The first 5 digits of serial No. "24031" and prior, MELSEC Q Series Q24DHCCPUV(G) The first 5 digits of serial No. "24031" and prior, MELSEC Q Series Q24/26DHCCPULS The first 5 digits of serial No. "24031" and prior, MELSEC Q Series MRMQ100 Operating system software version "F" and prior, MELSEC Q Series Q172/173DCPUS1 Operating system software version "W" and prior, MELSEC Q Series Q172/173DSCPU All versions, MELSEC Q Series Q170MCPU Operating system software version "W" and prior, MELSEC Q Series Q170MSCPU(S1) All versions, MELSEC L Series L02/06/26CPU(P) The first 5 digits of serial No. "23121" and prior, MELSEC L Series L26CPU(P)BT The first 5 digits of serial No. "23121" and prior and MELIPC Series MI5122VW All versions allows a remote unauthenticated attacker to cause a denialofservice (DoS) condition by sending specially crafted packets. System reset is required for recovery.

Improper Input Validation vulnerability in MELSEC iQR Series R00/01/02CPU Firmware versions "24" and prior, MELSEC iQR Series R04/08/16/32/120(EN)CPU Firmware versions "57" and prior, MELSEC iQR Series R08/16/32/120SFCPU All versions, MELSEC iQR Series R08/16/32/120PCPU Firmware versions "29" and prior, MELSEC iQR Series R08/16/32/120PSFCPU Firmware versions "08" and prior, MELSEC iQR Series R16/32/64MTCPU Operating system software version "23" and prior, MELSEC iQR Series R12CCPUV All versions, MELSEC Q Series Q03UDECPU The first 5 digits of serial No. "23121" and prior, MELSEC Q Series Q04/06/10/13/20/26/50/100UDEHCPU The first 5 digits of serial No. "23121" and prior, MELSEC Q Series Q03/04/06/13/26UDVCPU The first 5 digits of serial No. "23071" and prior, MELSEC Q Series Q04/06/13/26UDPVCPU The first 5 digits of serial No. "23071" and prior, MELSEC Q Series Q12DCCPUV The first 5 digits of serial No. "24031" and prior, MELSEC Q Series Q24DHCCPUV(G) The first 5 digits of serial No. "24031" and prior, MELSEC Q Series Q24/26DHCCPULS The first 5 digits of serial No. "24031" and prior, MELSEC Q Series MRMQ100 Operating system software version "F" and prior, MELSEC Q Series Q172/173DCPUS1 Operating system software version "W" and prior, MELSEC Q Series Q172/173DSCPU All versions, MELSEC Q Series Q170MCPU Operating system software version "W" and prior, MELSEC Q Series Q170MSCPU(S1) All versions, MELSEC L Series L02/06/26CPU(P) The first 5 digits of serial No. "23121" and prior, MELSEC L Series L26CPU(P)BT The first 5 digits of serial No. "23121" and prior and MELIPC Series MI5122VW All versions allows a remote unauthenticated attacker to cause a denialofservice (DoS) condition by sending specially crafted packets. System reset is required for recovery.
