CVE-2026-10117
Open5GS nghttp2-server.c ogs_pool_id_calloc denial of service
- State
- Published
- Severity
- 5.3 Medium
- Published
- May 30, 2026
- Updated
- Jun 1, 2026
- Reserved
- May 29, 2026
Description
A weakness has been identified in Open5GS up to 2.7.7. This issue affects the function ogs_pool_id_calloc in the library /lib/sbi/nghttp2-server.c. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. It is best practice to apply a patch to resolve this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/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-367295 | Open5GS nghttp2-server.c ogs_pool_id_calloc denial of servicevdb-entrytechnical-description
- VDB-367295 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #818586 | Open5GS NRF/UDM/UDR/NSSF/BSF/PCF/AMF/AUSF/SMF v2.7.7 Denial of Servicethird-party-advisory
- https://github.com/open5gs/open5gs/issues/4474exploitissue-tracking
- https://github.com/open5gs/open5gs/product
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