CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service
- State
- Published
- Severity
- 5.3 Medium
- Published
- May 11, 2026
- Updated
- May 11, 2026
- Reserved
- May 10, 2026
Description
A vulnerability was determined in Open5GS up to 2.7.7. The affected element is the function ogs_nas_parse_qos_rules of the component SMF. Executing a manipulation can lead to denial of service. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
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:X/RC:R | 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:X/RC:R | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-404 Denial of Service
Affected Products
| Product | Versions |
|---|---|
Open5GSn/a |
|
References
- VDB-362567 | Open5GS SMF ogs_nas_parse_qos_rules denial of servicevdb-entrytechnical-description
- VDB-362567 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #808488 | Open5gs SMF v2.7.7 Denial of Servicethird-party-advisory
- https://github.com/open5gs/open5gs/issues/4451exploitissue-tracking
- https://github.com/open5gs/open5gs/product
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