CVE-2019-6241 Information

Description

In Bevywise MQTTRoute 1.1 build 1018-002 a connect packet combined with a malformed unsubscribe request packet can be used to cause a Denial of Service attack against the broker.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://github.com/insi2304/MQTTRoute-fuzz/blob/master/MQTT_Route_crash.png

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5