CVEvulnerability
CVE-2026-1522
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-01-28
- 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 weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwc_s5c_handle_modify_bearer_response of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called b19cf6a. Applying a patch is advised to resolve this issue. 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/b19cf6a Patch
- https://github.com/open5gs/open5gs/issues/4266 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4266#event-21968568116 Exploit, Issue Tracking, Patch
- https://github.com/open5gs/open5gs/issues/4266#issue-3794991595 Exploit, Issue Tracking, Patch, Vendor Advisory
- https://vuldb.com/?ctiid.343193 Permissions Required, VDB Entry
- https://vuldb.com/?id.343193 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.738371 Exploit, Third Party Advisory, VDB Entry