CVE-2025-55904 Null dereference in n/a
Attackers can cause denial of service in Open5GS network functions by sending empty multipart HTTP requests, requiring a patch to fix.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-55904?
CVE-2025-55904 is a medium-severity vulnerability in Open5gs Open5gs, published on 17 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Open5GS v2.7.5, prior to commit 67ba7f92bbd7a378954895d96d9d7b05d5b64615, is vulnerable to a NULL pointer dereference when a multipart/related HTTP POST request with an empty HTTP body is sent to the SBI of either AMF, AUSF, BSF, NRF, NSSF, PCF, SMF, UDM, or UDR, resulting in a denial of service. This occurs in the parse_multipart function in lib/sbi/message.c.
Weakness: CWE-476
Which versions are affected by CVE-2025-55904?
It affects 1 product.
Products include Open5gs Open5gs.
How do I fix CVE-2025-55904?
No fix has been published for CVE-2025-55904 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-55904 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-55904 exists.
Other vulnerabilities in Open5gs Open5gs
Sources
Also known as GHSA-83r7-xqx3-27xr.