Vulnerability Details CVE-2019-17389
In RIOT 2019.07, the MQTT-SN implementation (asymcute) mishandles errors occurring during a read operation on a UDP socket. The receive loop ends. This allows an attacker (via a large packet) to prevent a RIOT MQTT-SN client from working until the device is restarted.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 52.6%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 7.8