EUVD-2026-29028
GHSA-gmmh-vcqp-grjc
CVSS VectorNVD
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/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
Lifecycle Timeline
4DescriptionNVD
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.
AnalysisAI
Denial of service in Open5GS up to version 2.7.7 allows authenticated remote attackers to crash the Session Management Function (SMF) via manipulation of QoS rule parsing in the ogs_nas_parse_qos_rules function. The vulnerability has a low CVSS score of 2.1 but public exploit code is available; however, exploitation requires prior authentication and causes only availability impact without confidentiality or integrity compromise.
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External POC / Exploit Code
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