Vulnerability Description
free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Versions prior to 1.4.1 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the Nnef_PfdManagement service may be affected. The NEF component reliably leaks internal parsing errors (e.g., invalid character 'n' after top-level value) to remote clients. This can aid attackers in fingerprinting server software and logic flows. Version 1.4.1 fixes the issue. There is no direct workaround at the application level. The recommended mitigation is to apply the provided patch.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Free5Gc | Udr | <= 1.4.1 |
Related Weaknesses (CWE)
References
- https://github.com/free5gc/free5gc/issues/753ExploitIssue TrackingPatch
- https://github.com/free5gc/free5gc/security/advisories/GHSA-f3pc-w7jp-4jh2PatchVendor Advisory
- https://github.com/free5gc/udr/commit/91bb34bd96e1c89b3fddca80db8b90049da61ebbPatch
- https://github.com/free5gc/udr/pull/56Issue TrackingPatch
FAQ
What is CVE-2025-69208?
CVE-2025-69208 is a vulnerability with a CVSS score of 5.3 (MEDIUM). free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Versions prior to 1.4.1 contain an Improper Error Handling vulnerabil...
How severe is CVE-2025-69208?
CVE-2025-69208 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-69208?
Check the references section above for vendor advisories and patch information. Affected products include: Free5Gc Udr.