Description
A vulnerability has been found in Open5GS up to 2.7.6. Affected is the function ogs_pfcp_pdr_find_or_add/ogs_pfcp_far_find_or_add/ogs_pfcp_urr_find_or_add/ogs_pfcp_qer_find_or_add in the library lib/pfcp/context.c of the component QER/FAR/URR/PDR. The manipulation leads to reachable assertion. It is possible to initiate the attack remotely. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The identifier of the patch is 442369dcd964f03d95429a6a01a57ed21f7779b7. Applying a patch is the recommended action to fix this issue.
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-337590 | Open5GS QER/FAR/URR/PDR context.c ogs_pfcp_qer_find_or_add assertion vdb-entry technical-description
- VDB-337590 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #716810 | Open5GS v2.7.5 CWE-617 Reachable Assertion third-party-advisory
- https://github.com/open5gs/open5gs/issues/4181 issue-tracking
- https://github.com/open5gs/open5gs/issues/4181#issuecomment-3615646842 issue-tracking
- https://github.com/open5gs/open5gs/issues/4181#issue-3667069101 exploit issue-tracking
- https://github.com/open5gs/open5gs/commit/442369dcd964f03d95429a6a01a57ed21f7779b7 patch
- https://github.com/open5gs/open5gs/ product