medium5.3
CVE-2023-37007
Open5GS MME versions <= 2.6.4 contain an assertion that can be remotely triggered via a malformed ASN.1 packet over the S1AP interface.
Impact
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 a `Handover Cancel` message missing a required `MME_UE_S1AP_ID` field to repeatedly crash the MME, resulting in denial of service.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Open5gs | Open5gs | through 2.6.4 |