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.
References
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-10-09T16:06:55

Updated: 2024-08-05T01:40:15.229Z

Reserved: 2019-10-09T00:00:00

Link: CVE-2019-17389

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2019-10-09T17:15:10.037

Modified: 2020-08-24T17:37:01.140

Link: CVE-2019-17389

cve-icon Redhat

No data.