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
Link Resource
https://github.com/RIOT-OS/RIOT/pull/12382 Patch Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

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

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

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


Link: CVE-2019-17389

JSON object: View

cve-icon NVD Information

Status : Analyzed

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

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


Link: CVE-2019-17389

JSON object: View

cve-icon Redhat Information

No data.