CVE-2025-5501 Open5GS NGAP PathSwitchRequest Message ngap-handler.c ngap_handle_path_switch_request_transfer assertion
Remote attackers can trigger a reachable assertion in Open5GS SMF, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-5501?
CVE-2025-5501 is a medium-severity denial of service vulnerability in Open5gs Open5gs, published on 3 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability classified as problematic was found in Open5GS up to 2.7.3. Affected by this vulnerability is the function ngap_handle_path_switch_request_transfer of the file src/smf/ngap-handler.c of the component NGAP PathSwitchRequest Message Handler. The manipulation leads to reachable assertion. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2daa44adab762c47a8cef69cc984946973a845b3. It is recommended to apply a patch to fix this issue.
Weakness: CWE-617
Which versions are affected by CVE-2025-5501?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2025-5501?
No fix has been published for CVE-2025-5501 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-2025-5501 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5501 exists.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-3784-9734-2v5f.