An issue was discovered in O-RAN Near Realtime RIC I-Release. To exploit this vulnerability, an attacker can disrupt the initial connection between a gNB and the Near RT-RIC by inundating the system with a high volume of subscription requests via an xApp.
https://jira.o-ran-sc.org/browse/RIC-1057
https://gist.github.com/fklement/3a43dbb9fb361dddd8db7703080ade0f