CVE-2026-14618
Open5GS AMF nnrf-handler.c amf_nnrf_handle_nf_discover denial of service
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jul 4, 2026
- Updated
- Oct 21, 2026
- Reserved
- Jul 3, 2026
Description
A vulnerability was detected in Open5GS up to 2.7.7. Affected by this vulnerability is the function amf_nnrf_handle_nf_discover of the file src/amf/nnrf-handler.c of the component AMF. The manipulation results in denial of service. The attack may be launched remotely. The exploit is now public and may be used. The patch is identified as fb5f67703de0213fb9c6e6ef3b48b6c1707e9503. It is best practice to apply a patch to resolve this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
- CWE-404 Denial of Service
Affected Products
| Product | Versions |
|---|---|
Open5GSn/a |
|
References
- VDB-376135 | Open5GS AMF nnrf-handler.c amf_nnrf_handle_nf_discover denial of servicevdb-entrytechnical-description
- VDB-376135 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-14618 | CVE Analysis and Reportthird-party-advisory
- Submit #844824 | Open5GS 2.7.7 Denial of Servicethird-party-advisory
- https://github.com/open5gs/open5gs/issues/4517exploitissue-tracking
- https://github.com/open5gs/open5gs/issues/4517#issuecomment-4589606265issue-tracking
- https://github.com/ferrancanellas/open5gs/commit/fb5f67703de0213fb9c6e6ef3b48b6c1707e9503broken-linkpatch
- https://github.com/open5gs/open5gs/product
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