CVE Vulnerabilities

CVE-2019-17389

Published: Oct 09, 2019 | Modified: Aug 24, 2020

CVSS 3.x

7.5

HIGH

Source:

NVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 2.x

7.8 HIGH

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2019-17389
CWE	https://cwe.mitre.org/data/definitions/.html

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.

Affected Software

Name	Vendor	Start Version	End Version
Riot	Riot-os	2019.07 (including)	2019.07 (including)

References

https://github.com/RIOT-OS/RIOT/pull/12382

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