CVE-2025-15417 Open5GS GTPv2-C F-TEID s11-handler.c sgwc_s11_handle_create_session_request denial of service
A local attacker can cause a denial of service in Open5GS by exploiting a flaw in the GTPv2-C F-TEID handler.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-15417?
CVE-2025-15417 is a medium-severity denial of service vulnerability in Open5gs Open5gs, published on 1 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was identified in Open5GS up to 2.7.6. Affected is the function sgwc_s11_handle_create_session_request of the file src/sgwc/s11-handler.c of the component GTPv2-C F-TEID Handler. Such manipulation leads to denial of service. The attack must be carried out locally. The exploit is publicly available and might be used. The name of the patch is 465273d13ba5d47b274c38c9d1b07f04859178a1. A patch should be applied to remediate this issue.
Weakness: CWE-404
Which versions are affected by CVE-2025-15417?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2025-15417?
No fix has been published for CVE-2025-15417 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-15417 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15417 exists.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-mp27-9vf3-rfc6.