A vulnerability was identified in Open5GS up to 2.7.6. Affected is the function sgwc_s11_handle_create_session_request of the file src/sgwc/s11-handler.c of the component GTPv2-C F-TEID Handler. Such manipulation leads to denial of service. The attack must be carried out locally. The exploit is publicly available and might be used. The name of the patch is 465273d13ba5d47b274c38c9d1b07f04859178a1. A patch should be applied to remediate this issue.
Fix
Patch, vendor advisory and mitigation references on NVD 5
- https://github.com/open5gs/open5gs/commit/465273d13ba5d47b274c38c9d1b07f04859178a1 Patch
- https://github.com/open5gs/open5gs/issues/4203 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4203#issue-3719257558 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4203#issuecomment-3681643498 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4203#issue-3719257558 Exploit, Issue Tracking, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 1.9 · open5gsNVD modified 2026-10-14 19:10
Affected (CPE criteria) 1
cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
References 9
- https://github.com/open5gs/open5gs/
- https://github.com/open5gs/open5gs/commit/465273d13ba5d47b274c38c9d1b07f04859178a1 Patch
- https://github.com/open5gs/open5gs/issues/4203 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4203#issue-3719257558 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/open5gs/open5gs/issues/4203#issuecomment-3681643498 Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.339339 Permissions Required, VDB Entry
- https://vuldb.com/?id.339339 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.727616 Third Party Advisory, VDB Entry
- https://github.com/open5gs/open5gs/issues/4203#issue-3719257558 Exploit, Issue Tracking, Vendor Advisory