A vulnerability has been found in Open5GS up to 2.7.6. Affected by this issue is the function fd_msg_sess_get of the component HSS Service. Such manipulation of the argument Session-Id leads to denial of service.
The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project locked and limited conversation to collaborators.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products
n/a:open5gs
References 7
https://github.com/open5gs/open5gs/
cna@vuldb.com
https://github.com/open5gs/open5gs/issues/4190
cna@vuldb.com
https://github.com/user-attachments/files/23847497/HSS_ULR_error_poc.pcapng.zip
cna@vuldb.com
https://vuldb.com/cve/CVE-2025-15686
cna@vuldb.com
https://vuldb.com/submit/867104
cna@vuldb.com
https://vuldb.com/vuln/387279
cna@vuldb.com
https://vuldb.com/vuln/387279/cti
cna@vuldb.com