Open5GS Denial of Service Vulnerability (CNVD-2025-03196)

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A security vulnerability exists in Open5GS, which can be exploited by an attacker to send a "UE Context Modification Failure" message missing the required mmeues1apid' fie...

CVE-2023-37021

Open5GS MME version = 2.6.4 contains an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface. An attacker may send a "UE Context Modification Failure" message missing a required "MMEUES1APID" field to repeatedly crash the MME, resulting in denial of servic...