CVE-2025-15528
Open5GS GTPv2 Bearer Response denial of service
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jan 16, 2026
- Updated
- Feb 26, 2026
- Reserved
- Jan 16, 2026
Description
A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 98f76e98df35cd6a35e868aa62715db7f8141ac1. A patch should be applied to remediate this issue.
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-341595 | Open5GS GTPv2 Bearer Response denial of servicevdb-entrytechnical-description
- VDB-341595 | CTI Indicators (IOB, IOC, TTP)signaturepermissions-required
- Submit #728128 | Open5GS SGWC v2.7.6 Denial of Servicethird-party-advisory
- Submit #729359 | Open5GS SGWC v2.7.6 Denial of Service (Duplicate)third-party-advisory
- Submit #729360 | Open5GS SGWC v2.7.6 Denial of Service (Duplicate)third-party-advisory
- Submit #738373 | Open5GS SGWC v2.7.6 Denial of Service (Duplicate)third-party-advisory
- https://github.com/open5gs/open5gs/issues/4225issue-tracking
- https://github.com/open5gs/open5gs/issues/4225#issue-3769531006exploitissue-tracking
- https://github.com/open5gs/open5gs/commit/98f76e98df35cd6a35e868aa62715db7f8141ac1patch
- https://github.com/open5gs/open5gs/product
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