CVE-2025-15529
Open5GS s5c-handler.c sgwc_s5c_handle_create_session_response denial of service
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jan 16, 2026
- Updated
- Feb 23, 2026
- Reserved
- Jan 16, 2026
Description
A vulnerability was found in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The patch is named b19cf6a2dbf5d30811be4488bf059c865bd7d1d2. To fix this issue, it is recommended to deploy a patch.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
- CWE-404 Denial of Service
Affected Products
| Product | Versions |
|---|---|
Open5GSn/a |
|
References
- VDB-341596 | Open5GS s5c-handler.c sgwc_s5c_handle_create_session_response denial of servicevdb-entrytechnical-description
- VDB-341596 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #728130 | Open5GS SGWC v2.7.6 Denial of Servicethird-party-advisory
- Submit #738372 | Open5GS SGWC v2.7.6 Denial of Service (Duplicate)third-party-advisory
- https://github.com/open5gs/open5gs/issues/4226issue-tracking
- https://github.com/open5gs/open5gs/issues/4226#issue-3769595366exploitissue-tracking
- https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2patch
- https://github.com/open5gs/open5gs/product
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