Description
A vulnerability was determined in Open5GS up to 2.7.6. Impacted is the function sgwc_s11_handle_downlink_data_notification_ack of the file src/sgwc/s11-handler.c of the component sgwc. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: b4707272c1caf6a7d4dca905694ea55557a0545f. To fix this issue, it is recommended to deploy a patch. 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, 2.7.6 | — |
References
- VDB-341732 | Open5GS sgwc s11-handler.c sgwc_s11_handle_downlink_data_notification_ack denial of service vdb-entry technical-description
- VDB-341732 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- Submit #735339 | Open5GS SGWC v2.7.6 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4230 issue-tracking
- https://github.com/open5gs/open5gs/issues/4230#issue-3774173079 exploit issue-tracking
- https://github.com/open5gs/open5gs/commit/b4707272c1caf6a7d4dca905694ea55557a0545f patch
- https://github.com/open5gs/open5gs/ product