Vulnerability Description
A flaw has been found in Open5GS up to 2.7.7. The impacted element is the function update_authorized_pcc_rule_and_qos of the file /src/smf/npcf-handler.c of the component SMF. This manipulation causes denial of service. Remote exploitation of the attack is possible. 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.
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/4443ExploitIssue Tracking
- https://vuldb.com/submit/808473Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362546Third Party AdvisoryVDB Entry
- https://vuldb.com/vuln/362546/ctiPermissions RequiredVDB Entry
- https://vuldb.com/submit/808473Third Party AdvisoryVDB Entry
FAQ
What is CVE-2026-8249?
CVE-2026-8249 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A flaw has been found in Open5GS up to 2.7.7. The impacted element is the function update_authorized_pcc_rule_and_qos of the file /src/smf/npcf-handler.c of the component SMF. This manipulation causes...
How severe is CVE-2026-8249?
CVE-2026-8249 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-2026-8249?
Check the references section above for vendor advisories and patch information. Affected products include: Open5Gs Open5Gs.