CVE-2023-5632 Information

Description

In Eclipse Mosquito before and including 2.0.5 establishing a connection to the mosquitto server without sending data causes the EPOLLOUT event to be added which results excessive CPU consumption. This could be used by a malicious actor to perform denial of service type attack. This issue is fixed in 2.0.6

Reference

https://github.com/eclipse/mosquitto/pull/2053 https://github.com/eclipse/mosquitto/commit/18bad1ff32435e523d7507e9b2ce0010124a8f2d