Description
A vulnerability was determined in Open5GS up to 2.7.7. This affects the function gsm_handle_pdu_session_modification_qos_flow_descriptions of the file src/smf/gsm-handler.c of the component SMF. Executing a manipulation of the argument n1SmMsg can lead to denial of service. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Open5GS | 2.7.0, 2.7.1, 2.7.2, 2.7.3, 2.7.4, 2.7.5, 2.7.6, 2.7.7 | — |
References
- VDB-362585 | Open5GS SMF gsm-handler.c denial of service vdb-entry technical-description
- VDB-362585 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #808489 | Open5gs SMF v2.7.7 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4452 exploit issue-tracking
- https://github.com/open5gs/open5gs/pull/4513 issue-tracking patch
- https://github.com/open5gs/open5gs/ product