A Generation of Predictable Numbers or Identifiers vulnerability in the SDM component of B&R Automation Runtime versions before 6.4 may allow an unauthenticated network-based attacker to take over already established sessions.
Exploitability
AV:NAC:LAT:PPR:NUI:PVulnerable System
VC:LVI:LVA:NSubsequent System
SC:NSI:NSA:N2.3/CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NOther