A vulnerability was detected in Open5GS up to 2.7.6. Affected is the function diam_log_func of the file lib/diameter/common/init.c of the component CER Handler. The manipulation results in reachable assertion.
The attack can be executed remotely. The exploit is now public and may be used. Upgrading to version 2.7.7 is able to address this issue.
The patch is identified as c1a803516a3c0485696cb9bcca7a80ad857c7383. It is advisable to upgrade the affected component.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No 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 8
https://github.com/open5gs/open5gs/
cna@vuldb.com
https://github.com/open5gs/open5gs/commit/c1a803516a3c0485696cb9bcca7a80ad857c7…
cna@vuldb.com
https://github.com/open5gs/open5gs/issues/4155
cna@vuldb.com
https://github.com/open5gs/open5gs/releases/tag/v2.7.7
cna@vuldb.com
https://vuldb.com/cve/CVE-2025-15684
cna@vuldb.com
https://vuldb.com/submit/867102
cna@vuldb.com
https://vuldb.com/vuln/387277
cna@vuldb.com
https://vuldb.com/vuln/387277/cti
cna@vuldb.com