Description
A flaw has been found in Open5GS up to 2.7.6. The impacted element is the function sgwc_tunnel_add of the file /src/sgwc/context.c of the component SGWC. Executing a manipulation of the argument pdr can lead to reachable assertion. The attack can be executed remotely. 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, 2.7.6 | — |
References
- VDB-343637 | Open5GS SGWC context.c sgwc_tunnel_add assertion vdb-entry technical-description
- VDB-343637 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #741193 | Open5gs SGWC v2.7.6 Denial of Service third-party-advisory
- https://github.com/open5gs/open5gs/issues/4261 issue-tracking
- https://github.com/open5gs/open5gs/issues/4261#event-21968563677 issue-tracking
- https://github.com/open5gs/open5gs/issues/4261#issue-3787803578 exploit issue-tracking
- https://github.com/open5gs/open5gs/ product