Description
A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogs_gtp2_f_teid_to_ip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. The issue report is flagged as already-fixed.
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 | — |
References
- VDB-343349 | Open5GS SGWC s11-handler.c ogs_gtp2_f_teid_to_ip denial of service vdb-entry technical-description
- VDB-343349 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #738375 | Open5GS SGWC v2.7.6 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4273 issue-tracking
- https://github.com/open5gs/open5gs/issues/4273#event-21968643659 issue-tracking
- https://github.com/open5gs/open5gs/issues/4273#issue-3796030721 exploit issue-tracking
- https://github.com/open5gs/open5gs/ product