[AMQ-5883] AMQ accepts MQTT SUBSCRIBE and UNSUBSCRIBE with no topic filters

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 5.11.1
• Fix Version/s: 5.14.0

Environment

OSX 10.10
https://github.com/ckrey/MQTT-Client-Framework testcases

• Assignee: Unassigned
• Reporter: Christoph Krey
• Created: 14/Jul/15 17:03
• Updated: 03/Aug/17 17:11
• Resolved: 03/Aug/17 17:11

Description

MQTT spec says:

[MQTT-3.8.3-3]
The payload of a SUBSCRIBE packet MUST contain at least one Topic Filter / QoS pair. A SUBSCRIBE packet with no payload is a protocol violation.

[MQTT-3.10.3-2]
The Payload of an UNSUBSCRIBE packet MUST contain at least one Topic Filter. An UNSUBSCRIBE packet with no payload is a protocol violation.