CVE-2026-7707
5.3
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
Summary
A vulnerability was found in Open5GS up to 2.7.7. Impacted is the function udr_nudr_dr_handle_subscription_context of the file /src/udr/nudr-handler.c of the component UDR. The manipulation of the argument pei results in denial of service. The attack can be launched remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Open5GS | 2.7.0 | affected |
| n/a | Open5GS | 2.7.1 | affected |
| n/a | Open5GS | 2.7.2 | affected |
| n/a | Open5GS | 2.7.3 | affected |
| n/a | Open5GS | 2.7.4 | affected |
| n/a | Open5GS | 2.7.5 | affected |
| n/a | Open5GS | 2.7.6 | affected |
| n/a | Open5GS | 2.7.7 | affected |
Weaknesses
- CWE-404: Denial of Service
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
- https://vuldb.com/submit/805699
- https://vuldb.com/submit/805700
- https://github.com/open5gs/open5gs/issues/4410
References
- https://vuldb.com/vuln/360883
- https://vuldb.com/vuln/360883/cti
- https://vuldb.com/submit/805699
- https://vuldb.com/submit/805700
- https://github.com/open5gs/open5gs/issues/4410
- https://github.com/open5gs/open5gs/issues/4411
- https://github.com/open5gs/open5gs/
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.