CVEvulnerability
CVE-2025-15539
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-01-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.5 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-404
Description
A vulnerability was determined in Open5GS up to 2.7.6. Impacted is the function sgwc_s11_handle_downlink_data_notification_ack of the file src/sgwc/s11-handler.c of the component sgwc. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: b4707272c1caf6a7d4dca905694ea55557a0545f. To fix this issue, it is recommended to deploy a patch. The issue report is flagged as already-fixed.
Affected configurations
• open5gs open5gs (<= 2.7.6)
Related
Weakness · CWE (1)
- CWE-404 Improper Resource Shutdown or Release weakness
References
- https://github.com/open5gs/open5gs/ github.com
- https://github.com/open5gs/open5gs/commit/b4707272c1caf6a7d4dca905694ea55557a0545f Patch
- https://github.com/open5gs/open5gs/issues/4230 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4230#issue-3774173079 Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.341732 Permissions Required, VDB Entry
- https://vuldb.com/?id.341732 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.735339 Third Party Advisory, VDB Entry