Description
The Omron FINS protocol has an authenticated feature to prevent access to memory regions. Authentication is susceptible to bruteforce attack, which may allow an adversary to gain access to protected memory. This access can allow overwrite of values including programmed logic.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Omron CJ-series and CS-series CPU modules
Default version status: unaffected
CJ2H 0.0 to < 1.5affectedCJ2M 0.0 to < 2.1affectedCJ1G 0.0 to < 4.1affectedCS1H 0.0 to < 4.1affectedCS1G 0.0 to < 4.1affectedCS1D-H 0.0 to < 1.4affectedCP1E-E 0.0 to < 1.3affectedCP1E-N 0.0 to < 1.3affectedCS1D-P 0.0 to < 1.4affected