Adversaries may compromise protective system functions designed to prevent the effects of faults and abnormal conditions in process control. This can result in equipment damage, prolonged process disruptions and hazards to personnel. Speed is critical in correcting these conditions to limit serious impacts such as Loss of Control and Property Damage. It can cause a Loss of Productivity and Revenue and may meet the technical goals of adversaries seeking to cause process disruptions. Theft of Operational Information may also be the result of the loss of protection by operators.”]
Source: https://collaborate.mitre.org/attackics/index.php/Technique/T0837