6.8 Medium
AI Score
Confidence
Low
0.0004 Low
EPSS
Percentile
9.1%
The Kerlink firewall in ChirpStack chirpstack-mqtt-forwarder before 4.2.1 and chirpstack-gateway-bridge before 4.0.11 wrongly accepts certain TCP packets when a connection is not in the ESTABLISHED state.
github.com/chirpstack/chirpstack-gateway-bridge/commit/0c1e80c9fa9f5d093ff62903caedad86ec4640b6
github.com/chirpstack/chirpstack-mqtt-forwarder/commit/4fa9e6eaaec8c3ca49ebfbf6317572671f17700f