In OSIsoft PI System multiple products and versions, a remote, unauthenticated attacker could crash PI Network Manager service through specially crafted requests. This can result in blocking connections and queries to PI Data Archive.
The OSIsoft PI Interface for IEEE C37.118 before 1.0.6.158 allows remote attackers to cause a denial of service (instance shutdown and data-collection outage) via crafted C37.118 configuration packets that trigger an invalid read operation.