Vulnerability Description
A vulnerability was determined in Open5GS up to 2.7.7. This impacts the function ogs_sbi_discovery_option_add_snssais in the library /lib/sbi/message.c of the component NSSF. This manipulation causes denial of service. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Open5Gs | Open5Gs | <= 2.7.7 |
Related Weaknesses (CWE)
References
- https://github.com/open5gs/open5gs/Product
- https://github.com/open5gs/open5gs/issues/4436ExploitIssue Tracking
- https://vuldb.com/submit/808426Third Party AdvisoryVDB EntryExploit
- https://vuldb.com/vuln/361910Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/361910/ctiPermissions RequiredVDB Entry
FAQ
What is CVE-2026-8123?
CVE-2026-8123 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A vulnerability was determined in Open5GS up to 2.7.7. This impacts the function ogs_sbi_discovery_option_add_snssais in the library /lib/sbi/message.c of the component NSSF. This manipulation causes ...
How severe is CVE-2026-8123?
CVE-2026-8123 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-8123?
Check the references section above for vendor advisories and patch information. Affected products include: Open5Gs Open5Gs.