CVE-2023-37005 Information

Description

Open5GS MME versions <= 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send an Initial Context Setup Failure message missing a required MME_UE_S1AP_ID field to repeatedly crash the MME resulting in denial of service.

Reference

https://cellularsecurity.org/ransacked