Description
A flaw has been found in Open5GS up to 2.7.7. The affected element is the function nssf_nnrf_nsselection_handle_get_from_amf_or_vnssf of the file /src/nssf/nnssf-handler.c of the component NSSF. Executing a manipulation can lead to denial of service. The attack can be executed remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
open5gs: open5gs
References6
- github.com/open5gs/open5gs/issues/4432 ExploitIssue Tracking
- vuldb.com/submit/808421 ExploitThird Party AdvisoryVDB Entry
- vuldb.com/submit/808421 ExploitThird Party AdvisoryVDB Entry
- github.com/open5gs/open5gs/ Product
- vuldb.com/vuln/361907 Third Party AdvisoryVDB Entry
- vuldb.com/vuln/361907/cti Permissions RequiredVDB Entry
Metrics
- CVSS 3.1
-
6.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 4.0
-
2.1
LOW
Score source: CNA
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 32 · as of 13 November 2026
- CWE
- CWE-404
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